The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. | |||||||||||||||||||||
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F COVER PAGE |
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| Report for the Calendar Year or Quarter Ended: | 12-31-2024 |
| Check here if Amendment | Amendment Number: | |
| This Amendment (Check only one.): | is a restatement. | |
| adds new holdings entries. |
| Institutional Investment Manager Filing this Report: | |
| Name: | Bain Capital Life Sciences Investors, LLC |
| Address: | 200 Clarendon Street |
| Boston, MA 02116 | |
| Form 13F File Number: | 028-18477 |
The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.
| Person Signing this Report on Behalf of Reporting Manager: | ||||
| Name: | Adam Koppel | |||
| Title: | Partner of Bain Capital Life Sciences Investors, LLC | |||
| Phone: | 617-516-2000 | |||
| Signature, Place, and Date of Signing: | ||||
| /s/ Adam Koppel | Boston , MA | 02-14-2025 | ||
| [Signature] | [City, State] | [Date] | ||
| Bain Capital Life Sciences Investors, LLC ("BCLSI") is (i) the general partner of Bain Capital Life Sciences Partners, LP, which is the general partner of Bain Capital Life Sciences Fund, L.P., (ii) the manager of Bain Capital Life Sciences Investors II, LLC, which is the general partner of Bain Capital Life Sciences Fund II, L.P., which is the manager of BCLS II Investco (GP), LLC, which is the general partner of BCLS II Investco, LP, and (iii) the manager of Bain Capital Life Sciences III General Partner, LLC, which is the general partner of Bain Capital Life Sciences Fund III, L.P., which is the (a) sole member of Bain Capital Life Sciences Opportunities III GP, LLC, which is the general partner of Bain Capital Life Sciences Opportunities III, LP and (b) the managing member of BCLS Fund III Investments GP, LLC, which is the general partner of BCLS Fund III Investments, LP. The information included on the Information Table with respect to the holdings of Annexon Inc. ("ANNX"), Dianthus Therapeutics, Inc. ("DNTH"), NewAmsterdam Pharma Company NV ("NAMS"), Olema Pharmaceuticals, Inc. ("OLMA"), Savara Inc. ("SVRA"), Syros Pharmaceuticals, Inc. ("SYRS"), X4 Pharmaceuticals, Inc. ("XFOR") and Xilio Therapeutics, Inc. ("XLO") reflect the exercise of warrants and/or pre-funded warrants held by affiliates of BCLSI after giving effect to provisions that prevent the exercise of such securities if the beneficial ownership of such persons would exceed 9.99% of the underlying security following such exercise. As of December 31, 2024, affiliates of BCLSI held 4,474,126 shares of ANNX common stock, 1,689,374 shares of DNTH common stock, 10,473,913 ordinary shares of NAMS, 7,300,000 shares of OLMA common stock, 12,162,552 shares of SVRA common stock, 2,030,857 shares of SYRS common stock, 14,879,809 shares of XFOR common stock and 2,805,413 shares of XLO common stock. | ||||
| Report Type (Check only one.): | |
| X | 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) |
| 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) | |
| 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) | |
| Form 13F Summary Page | |||||
| Report Summary: | |||||
| Number of Other Included Managers: | 12 | ||||
| Form 13F Information Table Entry Total: | 26 | ||||
| Form 13F Information Table Value Total: | 850,096,624 | ||||
| (thousands) | |||||
| List of Other Included Managers: | |||
| Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. | |||
| [If there are no entries in this list, state “NONE” and omit the column headings and list entries.] | |||
| No. | Form 13F File Number | Name | |
| 1 | 28-18476 | Bain Capital Life Sciences Partners, LP | |
| 2 | 28-18478 | Bain Capital Life Sciences Fund, L.P. | |
| 3 | 28-20816 | Bain Capital Life Sciences Investors II, LLC | |
| 4 | 28-20814 | Bain Capital Life Sciences Fund II, L.P. | |
| 5 | 28-22976 | BCLS II Investco (GP), LLC | |
| 6 | 28-22978 | BCLS II Investco, LP | |
| 7 | 28-22975 | Bain Capital Life Sciences III General Partner, LLC | |
| 8 | 28-22979 | Bain Capital Life Sciences Fund III, L.P. | |
| 9 | 28-22968 | Bain Capital Life Sciences Opportunities III GP, LLC | |
| 10 | 28-22966 | Bain Capital Life Sciences Opportunities III, LP | |
| 11 | BCLS Fund III Investments GP, LLC | ||
| 12 | BCLS Fund III Investments, LP | ||
