# EDGAR Filing Document

**Accession Number:** 0000061227
**File Stem:** 0001085146-25-005588
**Filing Date:** 2025-8
**Character Count:** 12886
**Document Hash:** 79c24af379c48c70a5dff5a59b72acd7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001085146-25-005588.hdr.sgml**: 20250828

**ACCESSION NUMBER**: 0001085146-25-005588

**CONFORMED SUBMISSION TYPE**: N-PX

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250828

**DATE AS OF CHANGE**: 20250828

**EFFECTIVENESS DATE**: 20250828

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MACKAY SHIELDS LLC
- **CENTRAL INDEX KEY:** 0000061227

**ORGANIZATION NAME:**
- **EIN:** 134080466
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** N-PX
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-00046
- **FILM NUMBER:** 251272276

**BUSINESS ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **STREET 2:** 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
- **BUSINESS PHONE:** 212-230-3811

**MAIL ADDRESS:**
- **STREET 1:** 299 PARK AVENUE
- **STREET 2:** 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MACKAY SHIELDS FINANCIAL CORP
- **DATE OF NAME CHANGE:** 19920929

## FORM N-PX
### ANNUAL REPORT OF PROXY VOTING RECORD

## N-PX: Filer Information

**Filer CIK:** 0000061227

**Date of Report:** 06/30/2025

**Are you a Registered Management Investment Company or an Institutional Manager?:** Institutional Manager

**Is this a LIVE or TEST Filing?:** LIVE

**Is this an electronic copy of an official filing submitted in paper format?:** [ ]

### Submission Contact Information
_Not provided in this filing._

### Notification Information
**Notify via Filing Website only?:** [ ]

## N-PX: Cover Page

**Name of reporting person:** MACKAY SHIELDS LLC

**Address:** 299 Park Avenue, New York, NY 10171

**Telephone number:** 212-230-3968

**Name of agent for service:** —

**Agent Address:** —, —, — —

**Reporting Period:** Report for the year ended 06/30/2025

**SEC File Number:** 028-00046

**CRD Number (if any):** —

**Other SEC File Number (if any):** —

**LEI (if any):** —

**Report Type (check only one):**

Institutional Manager.

- [x] Institutional Manager Voting Report

- [ ] Institutional Manager Notice Report

- [ ] Institutional Manager Combination Report

Registered Management Investment Company.

- [ ] Fund Voting Report

- [ ] Fund Notice Report

**Do you wish to provide explanatory information pursuant to Special Instruction B.4?:**

- [x] No

- [ ] Yes

**Additional information:** —

## N-PX: Summary - Included Managers

**Number of Included Institutional Managers:** 1

**Included Institutional Managers:** —

## FORM N-PX PROXY VOTING RECORD

| NAME OF ISSUER                  | CUSIP     | MEETING DATE   | VOTE DESCRIPTION                                                                                                                                                                                                                                           | VOTE CATEGORY                |   SHARES VOTED |   SHARES ON LOAN | HOW VOTED   |   SHARES VOTED FOR OR AGAINST MANAGEMENT | FOR OR AGAINST MANAGEMENT   | OTHER INFO   |
|:---|:---|:---|:---|:---|---:|---:|:---|---:|:---|:---|
| Nine Energy Service, Inc.       | 65441V101 | 05/02/2025     | Approval, on an advisory basis, of the compensation of our named executive officers                                                                                                                                                                        | SECTION 14A SAY-ON-PAY VOTES |             49 |             3793 | FOR         |                                       49 | FOR                         |  |
| Nine Energy Service, Inc.       | 65441V101 | 05/02/2025     | Approval, on an advisory basis, of the compensation of our named executive officers                                                                                                                                                                        | SECTION 14A SAY-ON-PAY VOTES |            606 |                0 | FOR         |                                      606 | FOR                         |  |
| Forum Energy Technologies, Inc. | 34984V209 | 05/09/2025     | Approval, on a non-binding, advisory basis, of the compensation of our named executive officers.                                                                                                                                                           | SECTION 14A SAY-ON-PAY VOTES |         104930 |            13245 | FOR         |                                   104930 | FOR                         |  |
| Forum Energy Technologies, Inc. | 34984V209 | 05/09/2025     | Approval, on a non-binding, advisory basis, of the compensation of our named executive officers.                                                                                                                                                           | SECTION 14A SAY-ON-PAY VOTES |           2227 |                0 | FOR         |                                     2227 | FOR                         |  |
| Forum Energy Technologies, Inc. | 34984V209 | 05/09/2025     | Vote on a non-binding, advisory basis, on the frequency of future advisory votes on the compensation of our named executive officers.                                                                                                                      | SECTION 14A SAY-ON-PAY VOTES |         104930 |            13245 | ONE YEAR    |                                   104930 | FOR                         |  |
| Forum Energy Technologies, Inc. | 34984V209 | 05/09/2025     | Vote on a non-binding, advisory basis, on the frequency of future advisory votes on the compensation of our named executive officers.                                                                                                                      | SECTION 14A SAY-ON-PAY VOTES |           2227 |                0 | ONE YEAR    |                                     2227 | FOR                         |  |
| Gulfport Energy Corporation     | 402635502 | 05/21/2025     | To approve, on an advisory, non-binding basis, the compensation paid to the Company's named executive officers as described in this proxy statement (the Say-On-Pay Proposal or Proposal 3).                                                               | SECTION 14A SAY-ON-PAY VOTES |           4984 |                0 | FOR         |                                     4984 | FOR                         |  |
| Gulfport Energy Corporation     | 402635502 | 05/21/2025     | To approve, on an advisory, non-binding basis, the compensation paid to the Company's named executive officers as described in this proxy statement (the Say-On-Pay Proposal or Proposal 3).                                                               | SECTION 14A SAY-ON-PAY VOTES |            159 |                0 | FOR         |                                      159 | FOR                         |  |
| Gulfport Energy Corporation     | 402635601 | 05/21/2025     | To approve, on an advisory, non-binding basis, the compensation paid to the Company's named executive officers as described in this proxy statement (the Say-On-Pay Proposal or Proposal 3).                                                               | SECTION 14A SAY-ON-PAY VOTES |            275 |                0 | FOR         |                                      275 | FOR                         |  |
| Gulfport Energy Corporation     | 402635601 | 05/21/2025     | To approve, on an advisory, non-binding basis, the compensation paid to the Company's named executive officers as described in this proxy statement (the Say-On-Pay Proposal or Proposal 3).                                                               | SECTION 14A SAY-ON-PAY VOTES |              8 |                0 | FOR         |                                        8 | FOR                         |  |
| Talos Energy Inc.               | 87484T108 | 05/29/2025     | To approve, on a non-binding advisory basis, the Company's Named Executive Officers' compensation for the fiscal year ended December 31, 2024.                                                                                                             | SECTION 14A SAY-ON-PAY VOTES |          92532 |           237983 | FOR         |                                    92532 | FOR                         |  |
| Talos Energy Inc.               | 87484T108 | 05/29/2025     | To approve, on a non-binding advisory basis, the Company's Named Executive Officers' compensation for the fiscal year ended December 31, 2024.                                                                                                             | SECTION 14A SAY-ON-PAY VOTES |           6187 |                0 | FOR         |                                     6187 | FOR                         |  |
| Talos Energy Inc.               | 87484T108 | 05/29/2025     | To approve, on a non-binding advisory basis, the frequency of future advisory votes on the Company's Named Executive Officers' compensation for every one year, every two years or every three years or stockholders may abstain from voting.              | SECTION 14A SAY-ON-PAY VOTES |          92532 |           237983 | ONE YEAR    |                                    92532 | FOR                         |  |
| Talos Energy Inc.               | 87484T108 | 05/29/2025     | To approve, on a non-binding advisory basis, the frequency of future advisory votes on the Company's Named Executive Officers' compensation for every one year, every two years or every three years or stockholders may abstain from voting.              | SECTION 14A SAY-ON-PAY VOTES |           6187 |                0 | ONE YEAR    |                                     6187 | FOR                         |  |
| Endo, Inc.                      | 29290D117 | 06/13/2025     | The Combination-Related Compensation Proposal - To consider and vote on, on a non-binding, advisory basis, a proposal to approve compensation that will or may become payable by Endo to its named executive officers in connection with the Transactions. | SECTION 14A SAY-ON-PAY VOTES |         122066 |            35320 | FOR         |                                   122066 | FOR                         |  |
| Endo, Inc.                      | 29290D117 | 06/13/2025     | The Combination-Related Compensation Proposal - To consider and vote on, on a non-binding, advisory basis, a proposal to approve compensation that will or may become payable by Endo to its named executive officers in connection with the Transactions. | SECTION 14A SAY-ON-PAY VOTES |           3328 |                0 | FOR         |                                     3328 | FOR                         |  |
| Endo, Inc.                      | 29290D117 | 06/25/2025     | To approve, on an advisory basis, the compensation of our named executive officers (say-on-pay).                                                                                                                                                           | SECTION 14A SAY-ON-PAY VOTES |         153754 |             3632 | FOR         |                                   153754 | FOR                         |  |
| Endo, Inc.                      | 29290D117 | 06/25/2025     | To approve, on an advisory basis, the compensation of our named executive officers (say-on-pay).                                                                                                                                                           | SECTION 14A SAY-ON-PAY VOTES |           3328 |                0 | FOR         |                                     3328 | FOR                         |  |
| Endo, Inc.                      | 29290D117 | 06/25/2025     | To approve, on an advisory basis, the frequency of soliciting an advisory say-on-pay vote (say-on-frequency).                                                                                                                                              | SECTION 14A SAY-ON-PAY VOTES |         153754 |             3632 | ONE YEAR    |                                   153754 | FOR                         |  |
| Endo, Inc.                      | 29290D117 | 06/25/2025     | To approve, on an advisory basis, the frequency of soliciting an advisory say-on-pay vote (say-on-frequency).                                                                                                                                              | SECTION 14A SAY-ON-PAY VOTES |           3328 |                0 | ONE YEAR    |                                     3328 | FOR                         |  |

## N-PX: Signature Block

**Reporting Person:** MACKAY SHIELDS LLC

**By (Signature):** Chris Fitzgerald

**By (Printed Signature):** Chris Fitzgerald

**By (Title):** Managing Director, Chief Compliance Officer

**Date:** 08/28/2025