# EDGAR Filing Document

**Accession Number:** 0001279913
**File Stem:** 0001493152-26-023789
**Filing Date:** 2026-5
**Character Count:** 16174
**Document Hash:** f4df180fc00aae22df9788a7662c3089
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001493152-26-023789.hdr.sgml**: 20260515

**ACCESSION NUMBER**: 0001493152-26-023789

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260515

**DATE AS OF CHANGE**: 20260515

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Keenova Therapeutics plc
- **CENTRAL INDEX KEY:** 0001567892
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 981088325
- **STATE OF INCORPORATION:** L2
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-87833
- **FILM NUMBER:** 26987709

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** COLLEGE BUSINESS & TECHNOLOGY PARK
- **STREET 2:** CRUISERATH, BLANCHARDSTOWN
- **CITY:** DUBLIN 15
- **PROVINCE COUNTRY:** L2
- **ZIP:** D15
- **BUSINESS PHONE:** 353 1 6960000

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** COLLEGE BUSINESS & TECHNOLOGY PARK
- **STREET 2:** CRUISERATH, BLANCHARDSTOWN
- **CITY:** DUBLIN 15
- **PROVINCE COUNTRY:** L2
- **ZIP:** D15

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Mallinckrodt plc
- **DATE OF NAME CHANGE:** 20130125
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MARATHON ASSET MANAGEMENT LP
- **CENTRAL INDEX KEY:** 0001279913

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE

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

**BUSINESS ADDRESS:**
- **STREET 1:** ONE BRYANT PARK
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10036
- **BUSINESS PHONE:** 212-500-3123

**MAIL ADDRESS:**
- **STREET 1:** ONE BRYANT PARK
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10036

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MARATHON ASSET MANAGEMENT LLC
- **DATE OF NAME CHANGE:** 20040212

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**(Amendment No. 3)**

**Issuer:** Keenova Therapeutics plc

**Title of Class of Securities:** Ordinary Shares, par value $0.01 per share

**CUSIP Number:** —

**Date of Event Which Requires Filing of this Statement:** 03/31/2026

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

- [ ] Rule 13d-1(b)

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

- [ ] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>MARATHON ASSET MANAGEMENT GP, L.L.C. | Names of Reporting Persons<br>MARATHON ASSET MANAGEMENT GP, L.L.C. |
|:---|:---|:---|:---|
| 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>2710229.00 |
| 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>2710229.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 |
| 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>6.8% | Percent of Class Represented by Amount in Row (9)<br>6.8% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** See item 2 for additional information.

---

| 1. | Names of Reporting Persons<br>MARATHON ASSET MANAGEMENT, L.P. | Names of Reporting Persons<br>MARATHON ASSET 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>2710229.00 |
| 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>2710229.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 |
| 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>6.8% | Percent of Class Represented by Amount in Row (9)<br>6.8% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

**Comment for Type of Reporting Person:** See item 2 for additional information.

---

| 1. | Names of Reporting Persons<br>BRUCE RICHARDS | Names of Reporting Persons<br>BRUCE RICHARDS |
|:---|:---|:---|:---|
| 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>X1 | Citizenship or Place of Organization<br>X1 |
| 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>2710229.00 |
| 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>2710229.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 |
| 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>6.8% | Percent of Class Represented by Amount in Row (9)<br>6.8% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** See item 2 for additional information.

---

| 1. | Names of Reporting Persons<br>LOUIS HANOVER | Names of Reporting Persons<br>LOUIS HANOVER |
|:---|:---|:---|:---|
| 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>X1 | Citizenship or Place of Organization<br>X1 |
| 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>2710229.00 |
| 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>2710229.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2710229.00 |
| 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>6.8% | Percent of Class Represented by Amount in Row (9)<br>6.8% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** See item 2 for additional information.

---

**Item 1(a). Name of Issuer:**
Keenova Therapeutics plc

**Item 1(b). Address of Issuer's Principal Executive Offices:**
College Business & Technology Park, Cruiserath, Blanchardstown, Dublin 15, Ireland

**Item 2(a). Name of Person Filing:**
This statement is filed by the following Reporting Persons:

(i) Marathon Asset Management GP, L.L.C., a Delaware limited liability company ("Marathon GP"), the general partner of Marathon;

(ii) Marathon Asset Management, L.P., a Delaware limited partnership ("Marathon");

(iii) Bruce Richards, a managing member of Marathon GP; and

(iv) Louis Hanover, a managing member of Marathon GP.

Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person assumes responsibility for the accuracy or completeness of information by another Reporting Person.

Marathon, pursuant to certain investment management agreements and in its capacity as the investment manager of each of the Marathon Funds, has the sole power to vote and the sole power to direct the disposition of all ordinary shares, par value $0.01 per share (the "Ordinary Shares"), held by the Marathon Funds. Accordingly, for the purposes of Section 240.13d-3 of the Exchange Act, Marathon may be deemed to beneficially own the Ordinary Shares held by the Marathon Funds. The general partner of Marathon is Marathon GP. Bruce Richards and Louis Hanover are the managing members of Marathon GP. This report shall not be deemed an admission that Marathon, each Marathon Fund or any other person is the beneficial owner of the securities reported herein for purposes of Section 13 of the Exchange Act or for any other purpose.

The following ceased being Reporting Persons as of November 14, 2025 pursuant to that certain Schedule 13G Amendment No. 2 filed with the Securities and Exchange Commission on November 14, 2025:

(i) Marathon Blue Grass Credit Fund, LP, a Delaware limited partnership;

(ii) Marathon Centre Street Partnership, L.P., a Delaware limited partnership;

(iii) Marathon StepStone Master Fund LP, a Cayman Islands limited partnership;

(iv) MCSP Sub LLC, a Delaware limited liability company;

(v) Quaestio Alternative Funds S.C.A., SICAV-FIS: CMAB - SIF - Credit Multi Asset Pool B, a Luxembourg Societe d'Investissement a Capital Variable;

(vi) TRS Credit Fund, LP, a Delaware limited partnership;

(vii) MDCF II Investment Fund A SCSp, a Luxembourg special limited partnership;

(viii) Marathon Distressed Credit Fund, L.P., a Delaware limited partnership; and

(ix) Marathon Special Opportunity Master Fund Ltd, a Cayman Islands limited company.

**Item 2(b). Address of Principal Business Office:**
The principal business and principal office address of the Reporting Persons is c/o Marathon Asset Management, L.P., 1 Bryant Park, 38th Floor, New York, NY 10036.

**Item 2(c). Citizenship:**
Marathon GP and Marathon are organized under the laws of the State of Delaware. Mr. Richards and Mr. Hanover are citizens of the United States.

**Item 2(d). Title of Class of Securities:**
Ordinary Shares, par value $0.01 per share

**Item 2(e). CUSIP Number:**
—

**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:**

Marathon GP; Marathon; Mr. Richards; and Mr. Hanover - 2,710,229.00

**(b) Percent of class:**

Marathon GP; Marathon; Mr. Richards; and Mr. Hanover - 6.8%

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

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

0.00

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

Marathon GP; Marathon; Mr. Richards; and Mr. Hanover - 2,710,229.00

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

0.00

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

Marathon GP; Marathon; Mr. Richards; and Mr. Hanover - 2,710,229.00

**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:**

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

### 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.

**MARATHON ASSET MANAGEMENT GP, L.L.C.**

**Date:** 05/15/2026

**By:** /s/ Anne Campbell

**Name & Title:** Anne Campbell/Authorized Signatory

**MARATHON ASSET MANAGEMENT, L.P.**

**Date:** 05/15/2026

**By:** /s/ Anne Campbell

**Name & Title:** Anne Campbell, Authorized Signatory for Marathon Asset Management GP, L.L.C., its general partner

**BRUCE RICHARDS**

**Date:** 05/15/2026

**By:** /s/ Anne Campbell

**Name & Title:** Anne Campbell/Authorized Signatory

**LOUIS HANOVER**

**Date:** 05/15/2026

**By:** /s/ Anne Campbell

**Name & Title:** Anne Campbell/Authorized Signatory