# EDGAR Filing Document

**Accession Number:** 0001267395
**File Stem:** 0001104659-25-079962
**Filing Date:** 2025-8
**Character Count:** 52447
**Document Hash:** d5985b1b5f0e93dfd858a0e09d77db5a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-079962.hdr.sgml**: 20250818

**ACCESSION NUMBER**: 0001104659-25-079962

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20250818

**DATE AS OF CHANGE**: 20250818

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ASPEN INSURANCE HOLDINGS LTD
- **CENTRAL INDEX KEY:** 0001267395
- **STANDARD INDUSTRIAL CLASSIFICATION:** FIRE, MARINE & CASUALTY INSURANCE [6331]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 000000000
- **STATE OF INCORPORATION:** D0
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-79396
- **FILM NUMBER:** 251229529

**BUSINESS ADDRESS:**
- **STREET 1:** 141 FRONT STREET
- **CITY:** HAMILTON
- **STATE:** D0
- **ZIP:** HM 19
- **BUSINESS PHONE:** 1 441 297 9301

**MAIL ADDRESS:**
- **STREET 1:** 141 FRONT STREET
- **CITY:** HAMILTON
- **STATE:** D0
- **ZIP:** HM 19
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Apollo Management Holdings GP, LLC
- **CENTRAL INDEX KEY:** 0001449433

**ORGANIZATION NAME:**
- **EIN:** 208351017
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G

**BUSINESS ADDRESS:**
- **STREET 1:** 9 W. 57TH STREET
- **STREET 2:** 43RD FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019
- **BUSINESS PHONE:** 212-515-3200

**MAIL ADDRESS:**
- **STREET 1:** 9 W. 57TH STREET
- **STREET 2:** 43RD FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019

## Exhibit 99.1

**EXHIBIT 1**

**JOINT FILING AGREEMENT**

Aspen Insurance Holdings Limited

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned hereby confirm the agreement by and among them to the joint filing on behalf of them of the Statement on Schedule 13G and any and all further amendments thereto, with respect to the securities of the above referenced issuer, and that this Agreement be included as an Exhibit to such filing. This Agreement may be executed in any number of counterparts each of which shall be deemed to be an original and all of which together shall be deemed to constitute one and the same Agreement.

IN WITNESS WHEREOF, the undersigned hereby execute this Agreement as of August 18, 2025.

---

| | |
|:---|:---|
| **Apollo Management Holdings GP, LLC** | **Apollo Management Holdings GP, LLC** |
| By: | /s/ James Elworth |
| Name: James Elworth | Name: James Elworth |
| Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **AP HIGHLANDS CO-INVEST, L.P.** | **AP HIGHLANDS CO-INVEST, L.P.** | **AP HIGHLANDS CO-INVEST, L.P.** |
| By: | Apollo Co-Investment Management, LLC, | Apollo Co-Investment Management, LLC, |
|  | its investment manager | its investment manager |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **Apollo Advisors IX (EH), L.P.** | **Apollo Advisors IX (EH), L.P.** | **Apollo Advisors IX (EH), L.P.** |
| By: | Apollo Advisors IX (EH-GP), LLC, | Apollo Advisors IX (EH-GP), LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | |
|:---|:---|
| **Apollo Advisors IX (EH-GP), LLC** | **Apollo Advisors IX (EH-GP), LLC** |
| By: | /s/ James Elworth |
| Name: James Elworth | Name: James Elworth |
| Title: Vice President | Title: Vice President |

---

---

| | |
|:---|:---|
| **Apollo Co-Investment Management, LLC** | **Apollo Co-Investment Management, LLC** |
| By: | /s/ James Elworth |
| Name: James Elworth | Name: James Elworth |
| Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **Apollo Management, L.P.** | **Apollo Management, L.P.** | **Apollo Management, L.P.** |
| By: | Apollo Management GP, LLC, | Apollo Management GP, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | |
|:---|:---|
| **Apollo Management GP, LLC** | **Apollo Management GP, LLC** |
| By: | /s/ James Elworth |
| Name: James Elworth | Name: James Elworth |
| Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **Apollo Investment Fund IX, L.P.** | **Apollo Investment Fund IX, L.P.** | **Apollo Investment Fund IX, L.P.** |
| By: | Apollo Advisors IX, L.P., | Apollo Advisors IX, L.P., |
|  | its general partner | its general partner |
|  | Apollo Capital Management IX, LLC, | Apollo Capital Management IX, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **Apollo Overseas Partners (Delaware 892) IX, L.P.** | **Apollo Overseas Partners (Delaware 892) IX, L.P.** | **Apollo Overseas Partners (Delaware 892) IX, L.P.** |
| By: | Apollo Advisors IX, L.P., | Apollo Advisors IX, L.P., |
|  | its general partner | its general partner |
|  | Apollo Capital Management IX, LLC, | Apollo Capital Management IX, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **APOLLO OVERSEAS PARTNERS (DELAWARE) IX, L.P.** | **APOLLO OVERSEAS PARTNERS (DELAWARE) IX, L.P.** | **APOLLO OVERSEAS PARTNERS (DELAWARE) IX, L.P.** |
| By: | Apollo Advisors IX, L.P., | Apollo Advisors IX, L.P., |
|  | its general partner | its general partner |
|  | Apollo Capital Management IX, LLC, | Apollo Capital Management IX, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **APOLLO OVERSEAS PARTNERS (LUX) IX, SCSP** | **APOLLO OVERSEAS PARTNERS (LUX) IX, SCSP** | **APOLLO OVERSEAS PARTNERS (LUX) IX, SCSP** |
| By: | Apollo Overseas Partners (Lux) IX GP, S.a r.l., | Apollo Overseas Partners (Lux) IX GP, S.a r.l., |
|  | its general partner | its general partner |
|  | Apollo Capital Management IX, LLC, | Apollo Capital Management IX, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **APOLLO OVERSEAS PARTNERS (LUX) IX GP, S.A R.L.** | **APOLLO OVERSEAS PARTNERS (LUX) IX GP, S.A R.L.** | **APOLLO OVERSEAS PARTNERS (LUX) IX GP, S.A R.L.** |
| By: | Apollo Advisors IX, L.P., | Apollo Advisors IX, L.P., |
|  | its sole shareholder | its sole shareholder |
|  | Apollo Capital Management IX, LLC, | Apollo Capital Management IX, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **APOLLO OVERSEAS PARTNERS IX, L.P.** | **APOLLO OVERSEAS PARTNERS IX, L.P.** | **APOLLO OVERSEAS PARTNERS IX, L.P.** |
| By: | Apollo Advisors IX, L.P., | Apollo Advisors IX, L.P., |
|  | its general partner | its general partner |
|  | Apollo Capital Management IX, LLC, | Apollo Capital Management IX, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **APOLLO ADVISORS IX, L.P.** | **APOLLO ADVISORS IX, L.P.** | **APOLLO ADVISORS IX, L.P.** |
| By: | Apollo Capital Management IX, LLC, | Apollo Capital Management IX, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | |
|:---|:---|
| **APOLLO CAPITAL MANAGEMENT IX, LLC** | **APOLLO CAPITAL MANAGEMENT IX, LLC** |
| By: | /s/ James Elworth |
| Name: | James Elworth |
| Title: | Vice President |

---

---

| | | |
|:---|:---|:---|
| **APOLLO MANAGEMENT IX, L.P.** | **APOLLO MANAGEMENT IX, L.P.** | **APOLLO MANAGEMENT IX, L.P.** |
| By: | AIF IX Management, LLC, | AIF IX Management, LLC, |
|  | its general partner | its general partner |
|  | Apollo Management Holdings, L.P., | Apollo Management Holdings, L.P., |
|  | its sole member | its sole member |
|  | Apollo Management GP, LLC, | Apollo Management GP, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **AIF IX MANAGEMENT, LLC** | **AIF IX MANAGEMENT, LLC** | **AIF IX MANAGEMENT, LLC** |
| By: | Apollo Management Holdings, L.P., | Apollo Management Holdings, L.P., |
|  | its sole member | its sole member |
|  | Apollo Management GP, LLC, | Apollo Management GP, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

---

| | | |
|:---|:---|:---|
| **APOLLO MANAGEMENT HOLDINGS, L.P.** | **APOLLO MANAGEMENT HOLDINGS, L.P.** | **APOLLO MANAGEMENT HOLDINGS, L.P.** |
| By: | Apollo Management Holdings GP, LLC, | Apollo Management Holdings GP, LLC, |
|  | its general partner | its general partner |
|  | By: | /s/ James Elworth |
|  | Name: James Elworth | Name: James Elworth |
|  | Title: Vice President | Title: Vice President |

---

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**Issuer:** Aspen Insurance Holdings Limited

**Title of Class of Securities:** Class A Ordinary Shares, par value $0.001 per share

**CUSIP Number:** G05384501

**Date of Event Which Requires Filing of this Statement:** 06/30/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [ ] Rule 13d-1(c)

- [x] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Apollo Management Holdings GP, LLC | Names of Reporting Persons<br>Apollo Management Holdings GP, LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>75418220.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>75418220.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>75418220.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>75418220.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>82.1% | Percent of Class Represented by Amount in Row (9)<br>82.1% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>AP Highlands Co-Invest, L.P. | Names of Reporting Persons<br>AP Highlands Co-Invest, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>E9 | Citizenship or Place of Organization<br>E9 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>28610563.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>28610563.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>31.2% | Percent of Class Represented by Amount in Row (9)<br>31.2% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Advisors IX (EH), L.P. | Names of Reporting Persons<br>Apollo Advisors IX (EH), L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>E9 | Citizenship or Place of Organization<br>E9 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>28610563.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>28610563.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>31.2% | Percent of Class Represented by Amount in Row (9)<br>31.2% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Advisors IX (EH-GP), LLC | Names of Reporting Persons<br>Apollo Advisors IX (EH-GP), LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>E9 | Citizenship or Place of Organization<br>E9 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>28610563.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>28610563.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>31.2% | Percent of Class Represented by Amount in Row (9)<br>31.2% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Apollo Co-Investment Management, LLC | Names of Reporting Persons<br>Apollo Co-Investment Management, LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>28610563.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>28610563.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>31.2% | Percent of Class Represented by Amount in Row (9)<br>31.2% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Apollo Management, L.P. | Names of Reporting Persons<br>Apollo Management, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>28610563.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>28610563.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>31.2% | Percent of Class Represented by Amount in Row (9)<br>31.2% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Management GP, LLC | Names of Reporting Persons<br>Apollo Management GP, LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>28610563.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>28610563.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>28610563.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>31.2% | Percent of Class Represented by Amount in Row (9)<br>31.2% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Apollo Investment Fund IX, L.P. | Names of Reporting Persons<br>Apollo Investment Fund IX, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20209587.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20209587.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20209587.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20209587.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>22.0% | Percent of Class Represented by Amount in Row (9)<br>22.0% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Overseas Partners (Delaware 892) IX, L.P. | Names of Reporting Persons<br>Apollo Overseas Partners (Delaware 892) IX, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>11795043.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>11795043.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>11795043.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>11795043.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>12.8% | Percent of Class Represented by Amount in Row (9)<br>12.8% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Overseas Partners (Delaware) IX, L.P. | Names of Reporting Persons<br>Apollo Overseas Partners (Delaware) IX, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>4098066.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>4098066.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4098066.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>4098066.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>4.5% | Percent of Class Represented by Amount in Row (9)<br>4.5% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Overseas Partners (Lux) IX, SCSp | Names of Reporting Persons<br>Apollo Overseas Partners (Lux) IX, SCSp |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>N4 | Citizenship or Place of Organization<br>N4 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>2943970.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>2943970.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2943970.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2943970.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>3.2% | Percent of Class Represented by Amount in Row (9)<br>3.2% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Overseas Partners (Lux) IX GP, S.a r.l. | Names of Reporting Persons<br>Apollo Overseas Partners (Lux) IX GP, S.a r.l. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>N4 | Citizenship or Place of Organization<br>N4 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>2943970.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>2943970.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2943970.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2943970.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>3.2% | Percent of Class Represented by Amount in Row (9)<br>3.2% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Overseas Partners IX, L.P. | Names of Reporting Persons<br>Apollo Overseas Partners IX, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>E9 | Citizenship or Place of Organization<br>E9 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>7760991.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>7760991.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>7760991.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>7760991.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.5% | Percent of Class Represented by Amount in Row (9)<br>8.5% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Advisors IX, L.P. | Names of Reporting Persons<br>Apollo Advisors IX, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>E9 | Citizenship or Place of Organization<br>E9 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>46807657.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>46807657.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>51.0% | Percent of Class Represented by Amount in Row (9)<br>51.0% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>Apollo Capital Management IX, LLC | Names of Reporting Persons<br>Apollo Capital Management IX, LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>46807657.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>46807657.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>51.0% | Percent of Class Represented by Amount in Row (9)<br>51.0% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Apollo Management IX, L.P. | Names of Reporting Persons<br>Apollo Management IX, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>46807657.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>46807657.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>51.0% | Percent of Class Represented by Amount in Row (9)<br>51.0% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

| 1. | Names of Reporting Persons<br>AIF IX Management, LLC | Names of Reporting Persons<br>AIF IX Management, LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>46807657.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>46807657.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>46807657.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [x] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>51.0% | Percent of Class Represented by Amount in Row (9)<br>51.0% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

---

| 1. | Names of Reporting Persons<br>Apollo Management Holdings, L.P. | Names of Reporting Persons<br>Apollo Management Holdings, L.P. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>75418220.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>75418220.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>75418220.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>75418220.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>82.1% | Percent of Class Represented by Amount in Row (9)<br>82.1% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

**Item 1(a). Name of Issuer:**
Aspen Insurance Holdings Limited

**Item 1(b). Address of Issuer's Principal Executive Offices:**
141 Front Street Hamilton, D0, HM 19

**Item 2(a). Name of Person Filing:**
This statement is filed by (i) AP Highlands Co-Invest, L.P. ("AP Highlands"); (ii) Apollo Advisors IX (EH), L.P. ("Advisors IX (EH)"); (iii) Apollo Advisors IX (EH-GP), LLC ("Advisors IX (EH-GP)"); (iv) Apollo Co-Investment Management, LLC ("Co-Invest Management"); (v) Apollo Management, L.P. ("Management LP"); (vi) Apollo Management GP, LLC ("Management GP"); (vii) Apollo Investment Fund IX, L.P. ("Investment Fund IX"); (viii) Apollo Advisors IX, L.P. ("Advisors IX"); (ix) Apollo Capital Management IX, LLC ("Capital Management"); (x) Apollo Management IX, L.P. ("Management IX"); (xi) AIF IX Management, LLC ("AIF IX Management"); (xii) Apollo Overseas Partners (Delaware 892) IX, L.P. ("Overseas Partners (Delaware 892)"); (xiii) Apollo Overseas Partners (Delaware) IX, L.P. ("Overseas Partners (Delaware)"); (xiv) Apollo Overseas Partners (Lux) IX, SCSp ("Overseas Partners (Lux)"); (xv) Apollo Overseas Partners (Lux) IX GP, S.a r.l. ("Overseas Partners (Lux) IX GP"); (xvi) Apollo Overseas Partners IX, L.P. ("Overseas Partners IX"); (xvii) Apollo Management Holdings, L.P. ("Management Holdings"); and (xviii) Apollo Management Holdings GP, LLC ("Management Holdings GP"). The foregoing are collectively referred to herein as the "Reporting Persons."

AP Highlands, Investment Fund IX, Overseas Partners (Delaware 892), Overseas Partners (Delaware), Overseas Partners (Lux), and Overseas Partners IX each hold securities of the Issuer.

Advisors IX (EH) serves as the general partner of AP Highlands. Advisors IX (EH-GP) serves as the general partner of Advisors IX (EH). Co-Invest Management serves as the investment manager of AP Highlands. Management LP is the sole member of Co-Invest Management. Management GP serves as the general partner of Management LP.

Advisors IX serves as the general partner of Investment Fund IX, Overseas Partners (Delaware 892), Overseas Partners (Delaware), and Overseas Partners IX, and serves as the sole shareholder of Overseas Partners (Lux) IX GP. Capital Management serves as the general partner of Advisors IX. Management IX serves as the investment manager of Investment Fund IX. AIF IX Management serves as the general partner of Management IX. Overseas Partners (Lux) IX GP serves as the general partner of Overseas Partners (Lux).

Management Holdings serves as the sole member of AIF IX Management. Management Holdings GP serves as the general partner of Management Holdings.

**Item 2(b). Address of Principal Business Office:**
The principal office of each of AP Highlands, Advisors IX (EH), Advisors IX (EH-GP), Advisors IX, and Overseas Partners IX is c/o Walkers Corporate Limited, 190 Elgin Avenue, George Town, Grand Cayman, KY1-9008, Cayman Islands. The principal office of each of Co-Invest Management, Management LP, Management GP, Management Holdings, Management Holdings GP, Investment Fund IX, Capital Management, Management IX, AIF IX Management, Overseas Partners (Delaware 892), and Overseas Partners (Delaware) is 9 W. 57th Street, 41st Floor, New York, New York 10019. The principal office of Overseas Partners (Lux) and Overseas Partners (Lux) IX GP is c/o AMI (Luxembourg) S.a r.l., 2, Avenue Charles de Gaulle, Le Dome Building (3rd floor), Luxembourg L-1653, Luxembourg.

**Item 2(c). Citizenship:**
AP Highlands, Advisors IX (EH), Advisors IX, and Overseas Partners IX are each a Cayman Islands exempted limited partnership. Advisors IX (EH-GP) is an exempted company incorporated in the Cayman Islands with limited liability. Co-Invest Management, Management GP, Management Holdings GP, Capital Management, and AIF IX Management are each a Delaware limited liability company.  Management LP, Management Holdings, Investment Fund IX, Management IX, Overseas Partners (Delaware 892), and Overseas Partners (Delaware) are each a Delaware limited partnership. Overseas Partners (Lux) is a Luxembourg special limited partnership. Overseas Partners (Lux) IX GP is a Luxembourg private limited liability company.

**Item 2(d). Title of Class of Securities:**
Class A Ordinary Shares, par value $0.001 per share

**Item 2(e). CUSIP Number:**
G05384501

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

AP Highlands              28,610,563
Advisors IX (EH)                        28,610,563
Advisors IX (EH-GP)                        28,610,563
Co-Invest Management                   28,610,563
Management LP              28,610,563
Management GP             28,610,563
Overseas Partners (Delaware 892) 11,795,043
Overseas Partners (Delaware)   4,098,066
Overseas Partners (Lux)    2,943,970
Overseas Partners (Lux) IX GP   2,943,970
Overseas Partners IX    7,760,991
Investment Fund IX     20,209,587
Advisors IX                          46,807,657
Capital Management    46,807,657
Management IX                         46,807,657
AIF IX Management                          46,807,657
Management Holdings     75,418,220
Management Holdings GP     75,418,220
Advisors IX (EH), Advisors IX (EH-GP), Co-Invest Management, Management LP, Management GP, Overseas Partners (Lux) IX GP, Advisors IX, Capital Management, Management IX, AIF IX Management, Management Holdings, and Management Holdings GP each disclaim beneficial ownership of all shares of Ordinary Shares included in this report, and the filing of this report shall not be construed as an admission that any such person or entity is the beneficial owner of any such securities for purposes of Section 13(d) or 13(g) of the Securities Exchange Act of 1934, as amended, or for any other purpose.

**(b) Percent of class:**

AP Highlands              31.2%
Advisors IX (EH)                        31.2%
Advisors IX (EH-GP)             31.2%
Co-Invest Management                   31.2%
Management LP              31.2%
Management GP             31.2%
Overseas Partners (Delaware 892) 12.8%
Overseas Partners (Delaware)   4.5%
Overseas Partners (Lux)    3.2%
Overseas Partners (Lux) IX GP   3.2%
Overseas Partners IX    8.5%
Investment Fund IX     22.0%
Advisors IX                          51.0%
Capital Management    51.0%
Management IX                         51.0%
AIF IX Management                          51.0%
Management Holdings     82.1%
Management Holdings GP     82.1%
The percentages are based on 91,838,366 shares of Ordinary Shares outstanding as of June 30, 2025, as disclosed in the Issuer's Form 6-K filed on August 13, 2025.

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

0 for all Reporting Persons

**(ii) Shared power to vote or to direct the vote:**

AP Highlands              28,610,563
Advisors IX (EH)                        28,610,563
Advisors IX (EH-GP)              28,610,563
Co-Invest Management                   28,610,563
Management LP              28,610,563
Management GP             28,610,563
Overseas Partners (Delaware 892) 11,795,043
Overseas Partners (Delaware)   4,098,066
Overseas Partners (Lux)    2,943,970
Overseas Partners (Lux) IX GP   2,943,970
Overseas Partners IX    7,760,991
Investment Fund IX     20,209,587
Advisors IX                          46,807,657
Capital Management    46,807,657
Management IX                         46,807,657
AIF IX Management                          46,807,657
Management Holdings     75,418,220
Management Holdings GP     75,418,220

**(iii) Sole power to dispose or to direct the disposition of:**

0 for all Reporting Persons

**(iv) Shared power to dispose or to direct the disposition of:**

AP Highlands              28,610,563
Advisors IX (EH)                        28,610,563
Advisors IX (EH-GP)                       28,610,563
Co-Invest Management                   28,610,563
Management LP              28,610,563
Management GP             28,610,563
Overseas Partners (Delaware 892) 11,795,043
Overseas Partners (Delaware)   4,098,066
Overseas Partners (Lux)    2,943,970
Overseas Partners (Lux) IX GP   2,943,970
Overseas Partners IX    7,760,991
Investment Fund IX     20,209,587
Advisors IX                          46,807,657
Capital Management    46,807,657
Management IX                         46,807,657
AIF IX Management                          46,807,657
Management Holdings     75,418,220
Management Holdings GP     75,418,220

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

—

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Apollo Management Holdings GP, LLC**

**Date:** 08/18/2025

**By:** /s/ James Elworth

**Name & Title:** James Elworth, Vice President

**AP Highlands Co-Invest, L.P.**

**Date:** 08/18/2025

**By:** Apollo Co-Investment Management, LLC

**Name & Title:** Investment Manager

**Apollo Advisors IX (EH), L.P.**

**Date:** 08/18/2025

**By:** Apollo Advisors IX (EH-GP), LLC

**Name & Title:** General Partner

**Apollo Advisors IX (EH-GP), LLC**

**Date:** 08/18/2025

**By:** /s/ James Elworth

**Name & Title:** James Elworth, Vice President

**Apollo Co-Investment Management, LLC**

**Date:** 08/18/2025

**By:** /s/ James Elworth

**Name & Title:** James Elworth, Vice President

**Apollo Management, L.P.**

**Date:** 08/18/2025

**By:** Apollo Management GP, LLC

**Name & Title:** General Partner

**Apollo Management GP, LLC**

**Date:** 08/18/2025

**By:** /s/ James Elworth

**Name & Title:** James Elworth, Vice President

**Apollo Investment Fund IX, L.P.**

**Date:** 08/18/2025

**By:** Apollo Advisors IX, L.P.

**Name & Title:** General Partner

**Apollo Overseas Partners (Delaware 892) IX, L.P.**

**Date:** 08/18/2025

**By:** Apollo Advisors IX, L.P.

**Name & Title:** General Partner

**Apollo Overseas Partners (Delaware) IX, L.P.**

**Date:** 08/18/2025

**By:** Apollo Advisors IX, L.P.

**Name & Title:** General Partner

**Apollo Overseas Partners (Lux) IX, SCSp**

**Date:** 08/18/2025

**By:** Apollo Overseas Partners (Lux) IX GP, S.a r.l.

**Name & Title:** General Partner

**Apollo Overseas Partners (Lux) IX GP, S.a r.l.**

**Date:** 08/18/2025

**By:** Apollo Advisors IX, L.P.

**Name & Title:** Sole Shareholder

**Apollo Overseas Partners IX, L.P.**

**Date:** 08/18/2025

**By:** Apollo Advisors IX, L.P.

**Name & Title:** General Partner

**Apollo Advisors IX, L.P.**

**Date:** 08/18/2025

**By:** Apollo Capital Management IX, LLC

**Name & Title:** General Partner

**Apollo Capital Management IX, LLC**

**Date:** 08/18/2025

**By:** /s/ James Elworth

**Name & Title:** James Elworth, Vice President

**Apollo Management IX, L.P.**

**Date:** 08/18/2025

**By:** AIF IX Management, LLC

**Name & Title:** General Partner

**AIF IX Management, LLC**

**Date:** 08/18/2025

**By:** Apollo Management Holdings, L.P.

**Name & Title:** Sole Member

**Apollo Management Holdings, L.P.**

**Date:** 08/18/2025

**By:** Apollo Management Holdings GP, LLC

**Name & Title:** General Partner