# EDGAR Filing Document

**Accession Number:** 0001703031
**File Stem:** 0000950130-25-000130
**Filing Date:** 2025-8
**Character Count:** 9241
**Document Hash:** 0861eca6ea186da264cc69e5e641f526
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950130-25-000130.hdr.sgml**: 20250829

**ACCESSION NUMBER**: 0000950130-25-000130

**CONFORMED SUBMISSION TYPE**: N-PX

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250829

**EFFECTIVENESS DATE**: 20250829

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Bain Capital Life Sciences Investors, LLC
- **CENTRAL INDEX KEY:** 0001703031

**ORGANIZATION NAME:**
- **EIN:** 813996001
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** N-PX
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-18477
- **FILM NUMBER:** 251275936

**BUSINESS ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 6175162878

**MAIL ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116

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

## N-PX: Filer Information

**Filer CIK:** 0001703031

**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:** Bain Capital Life Sciences Investors, LLC

**Address:** 200 Clarendon Street, Boston, MA 02116

**Telephone number:** 617-516-2000

**Name of agent for service:** —

**Agent Address:** —, —, — —

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

**SEC File Number:** 028-18477

**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:** 0

**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   |
|:---|:---|:---|:---|:---|---:|---:|:---|---:|:---|:---|
| ANNEXON INC                 | 03589W102 | 6/5/2025       | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        4474126 |                0 | FOR         |                                  4474126 | FOR                         |  |
| ATEA PHARMACEUTICALS INC    | 04683R106 | 6/20/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        2485638 |                0 | FOR         |                                  2485638 | FOR                         |  |
| C4 THERAPEUTICS INC         | 12529R107 | 6/18/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        1111910 |                0 | FOR         |                                  1111910 | FOR                         |  |
| CABALETTA BIO INC           | 12674W109 | 6/9/2025       | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        2760888 |                0 | FOR         |                                  2760888 | FOR                         |  |
| CABALETTA BIO INC           | 12674W109 | 6/9/2025       | Advisory vote on the frequency of advisory votes on executive compensation | SECTION 14A SAY-ON-PAY VOTES |        2760888 |                0 | 1 YEAR      |                                  2760888 | FOR                         |  |
| CIDARA THERAPEUTICS INC     | 171757206 | 7/18/2024      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |         703080 |                0 | FOR         |                                   703080 | FOR                         |  |
| CIDARA THERAPEUTICS INC     | 171757206 | 6/18/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |         703080 |                0 | FOR         |                                   703080 | FOR                         |  |
| DIANTHUS THERAPEUTICS INC   | 252828108 | 5/22/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        1689374 |                0 | FOR         |                                  1689374 | FOR                         |  |
| DISC MEDICINE INC           | 254604101 | 6/11/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |         983500 |                0 | FOR         |                                   983500 | FOR                         |  |
| DISC MEDICINE INC           | 254604101 | 6/11/2025      | Advisory vote on the frequency of advisory votes on executive compensation | SECTION 14A SAY-ON-PAY VOTES |         983500 |                0 | 1 YEAR      |                                   983500 | FOR                         |  |
| MERSANA THERAPEUTICS INC    | 59045L106 | 6/12/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        8663673 |                0 | FOR         |                                  8663673 | FOR                         |  |
| NEWAMSTERDAM PHARMA COMPANY | N62509109 | 6/4/2025       | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |       10473913 |                0 | FOR         |                                 10473913 | FOR                         |  |
| NEWAMSTERDAM PHARMA COMPANY | N62509109 | 6/4/2025       | Advisory vote on the frequency of advisory votes on executive compensation | SECTION 14A SAY-ON-PAY VOTES |       10473913 |                0 | 1 YEAR      |                                 10473913 | FOR                         |  |
| NUVALENT INC                | 670703107 | 6/18/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        1447267 |                0 | FOR         |                                  1447267 | FOR                         |  |
| OLEMA PHARMACEUTICALS INC   | 68062P106 | 6/10/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        6696640 |                0 | FOR         |                                  6696640 | FOR                         |  |
| SAVARA INC                  | 805111101 | 6/5/2025       | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |       14176352 |                0 | FOR         |                                 14176352 | FOR                         |  |
| SAVARA INC                  | 805111101 | 6/5/2025       | Advisory vote on the frequency of advisory votes on executive compensation | SECTION 14A SAY-ON-PAY VOTES |       14176352 |                0 | 1 YEAR      |                                 14176352 | FOR                         |  |
| SOLID BIOSCIENCES INC       | 83422E204 | 6/12/2025      | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        5034582 |                0 | FOR         |                                  5034582 | FOR                         |  |
| TANGO THERAPEUTICS INC      | 87583X109 | 6/5/2025       | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |        2712008 |                0 | FOR         |                                  2712008 | FOR                         |  |
| TANGO THERAPEUTICS INC      | 87583X109 | 6/5/2025       | Advisory vote on the frequency of advisory votes on executive compensation | SECTION 14A SAY-ON-PAY VOTES |        2712008 |                0 | 1 YEAR      |                                  2712008 | FOR                         |  |
| X4 PHARMACEUTICALS INC      | 98420X103 | 6/9/2025       | Advisory vote to approve named executive compensation                      | SECTION 14A SAY-ON-PAY VOTES |       14879809 |                0 | FOR         |                                 14879809 | FOR                         |  |

## N-PX: Signature Block

**Reporting Person:** Bain Capital Life Sciences Investors, LLC

**By (Signature):** Adam Koppel

**By (Printed Signature):** Adam Koppel

**By (Title):** Authorized Signatory

**Date:** 08/29/2025