# EDGAR Filing Document

**Accession Number:** 0001432993
**File Stem:** 0001127602-23-009336
**Filing Date:** 2023-3
**Character Count:** 10977
**Document Hash:** 6b276a40c0e044a9b9414f04a74a19dd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001127602-23-009336.hdr.sgml**: 20230307

**ACCESSION NUMBER**: 0001127602-23-009336

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230305

**FILED AS OF DATE**: 20230307

**DATE AS OF CHANGE**: 20230307

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Horgen Jay C.
- **CENTRAL INDEX KEY:** 0001432993

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-13459
- **FILM NUMBER:** 23714147

**MAIL ADDRESS:**
- **STREET 1:** AFFILIATED MANAGERS GROUP, INC.
- **STREET 2:** 777 S. FLAGLER DR., SUITE 1201 E. TOWER
- **CITY:** WEST PALM BEACH
- **STATE:** FL
- **ZIP:** 33401
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AFFILIATED MANAGERS GROUP, INC.
- **CENTRAL INDEX KEY:** 0001004434
- **STANDARD INDUSTRIAL CLASSIFICATION:** INVESTMENT ADVICE [6282]
- **IRS NUMBER:** 043218510
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 777 SOUTH FLAGLER DRIVE
- **STREET 2:** SUITE 1401 EAST TOWER
- **CITY:** WEST PALM BEACH
- **STATE:** FL
- **ZIP:** 33401
- **BUSINESS PHONE:** (800) 345-1100

**MAIL ADDRESS:**
- **STREET 1:** 777 SOUTH FLAGLER DRIVE
- **STREET 2:** SUITE 1401 EAST TOWER
- **CITY:** WEST PALM BEACH
- **STATE:** FL
- **ZIP:** 33401

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AFFILIATED MANAGERS GROUP INC
- **DATE OF NAME CHANGE:** 19970822

## Ex-24

```

EXHIBIT 24

Affiliated Managers Group, Inc.
Power of Attorney

The undersigned hereby constitutes and appoints each of
Thomas M. Wojcik, Kavita Padiyar, and Josh Goldstein,
signing singly, in any and all capacities, and with full
power of substitution, the undersigned's true and lawful
attorney-in-fact to:

(1)	execute for and on behalf of the undersigned, in
the undersigned's capacity as an officer, director or
holder of 10% or more of a registered class of securities
of Affiliated Managers Group, Inc. (the ?Company?), from
time to time the following U.S. Securities and Exchange
Commission (?SEC?) forms: (i) Form ID, including any attached
documents, to effect the assignment of codes to the undersigned
to be used in the transmission of information to the SEC using
the EDGAR System; (ii) Form 3, Initial Statement of Beneficial
Ownership of Securities, including any attached documents;
(iii) Form 4, Statement of Changes in Beneficial Ownership of
Securities including any attached documents; (iv) Form 5,
Annual Statement of Beneficial Ownership of Securities in
accordance with Section 16(a) of the Securities Exchange
Act of 1934, as amended (the ?Exchange Act?), and the rules
thereunder, including any attached documents; and (v)
amendments of each thereof, in accordance with the Securities
Exchange Act of 1934, as amended, and the rules thereunder,
including any attached documents;

(2)	do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete and
execute any such Form 3, 4 or 5 or any amendment(s) thereto, and
timely file such form(s) with the SEC and any securities exchange,
national association or similar authority; and

(3)	take any other action of any type whatsoever in connection
with the foregoing which, in the opinion of such attorney-in-fact,
may be of benefit to, in the best interest of, or legally required
by, the undersigned, it being understood that the documents executed
by such attorney-in-fact on behalf of the undersigned pursuant to
this Power of Attorney shall be in such form and shall contain such
terms and conditions as such attorney-in-fact may approve in such
attorney-in-fact's discretion. The undersigned hereby grants to
each such attorney-in-fact, acting singly, full power and authority
to do and perform any and every act and thing whatsoever requisite,
necessary or proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as
the undersigned might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and confirming
all that such attorney-in-fact, or such attorney-in-fact's substitute
or substitutes, shall lawfully do or cause to be done by virtue of
this power of attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing attorneys-in-fact,
in serving in such capacity at the request of the undersigned, are
not assuming, nor is the Company assuming, any of the undersigned's
responsibilities to comply with Section 16 of the Exchange Act.

This Power of Attorney shall remain in full force and effect until
the earliest to occur of (a) the undersigned is no longer required
to file such forms with respect to the undersigned's holdings of
and transactions in securities issued by the Company, (b) revocation
by the undersigned in a signed writing delivered to the foregoing
attorneys-in-fact, or (c) with respect to each attorney-in-fact,
such time as such attorney shall no longer be employed by the Company.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of February 8, 2023.

By:	/s/ Jay C. Horgen
Name:	Jay C. Horgen

```

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Horgen Jay C.<br><sub>(Last) (First) (Middle)</sub><br>C/O AFFILIATED MANAGERS GROUP, INC.<br>777 SOUTH FLAGLER DRIVE<br><sub>(Street)</sub><br>WEST PALM BEACH, FL 33401<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-05 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_President and CEO_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>AFFILIATED MANAGERS GROUP, INC. [ AMG ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2023-03-05 |  | A |  | 60814 | A | 0<sup>(1)</sup> | 286038 | D |  |
| Common Stock | 2023-03-05 |  | M |  | 7874 | A | 0<sup>(2)</sup> | 293912 | D |  |
| Common Stock | 2023-03-05 |  | F |  | 27887<sup>(3)</sup> | D | $160.76 | 266025 | D |  |
| Common Stock |  |  |  |  |  |  |  | 20058 | I | By Family Trusts |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Stock Units | <sup>(4)</sup> | 2023-03-05 |  | A |  | 47990 |  | <sup>(4)</sup> | <sup>(4)</sup> | Common Stock | 47990 | $0 | 47990 | D |  |
| Stock Units | <sup>(5)</sup> | 2023-03-05 |  | A |  | 19576 |  | <sup>(5)</sup> | <sup>(5)</sup> | Common Stock | 19576 | $0 | 19576 | D |  |
| Stock Units | <sup>(2)</sup> | 2023-03-05 |  | M |  |  | 7874 | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 7874 | $0 | 26901 | D |  |

---

### Footnotes:

(1) Award granted in March 2020, which settled following the achievement of performance conditions previously described in the Company's annual meeting proxy statements.

(2) Reflects the vesting of previously reported awards. Awards vest 2022-2026.

(3) Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.

(4) Reflects the third tranche of a restricted stock unit award granted in August 2019, which vests on August 15, 2023 following the satisfaction of applicable performance conditions previously described in the Company's annual meeting proxy statements.

(5) The award, issued under the Company's 2020 Equity Incentive Plan, vests in four equal installments on each of March 5, 2024, 2025, 2026 and 2027.

**Signature:** /s/ Kavita Padiyar, Attorney-in-Fact  
**Date:** 2023-03-07

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**