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13F-HR filed by Bain Capital Life Sciences Investors, LLC

Bain Capital Life Sciences Investors, LLC filed this 13F-HR for the quarter ended 2025-03-31, filed 2025-05-15, with 24 holding rows worth $675,912,941.

Accession
0000950123-25-005465
Filed
2025-05-15
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2025

A holdings report, 24 entries on the cover page, a total value of $675,912,941 stated on the cover page (in dollars after the unit check, H1), rows summing to $675,912,941 with VALUE read as dollars as filed, 13F file number 028-18477. The quarter's positions are built on this report. The resolved quarter.

Other managers

  • included managerBain Capital Life Sciences Partners, LP 028-18476
  • included managerBain Capital Life Sciences Fund, L.P. 028-18478
  • included managerBain Capital Life Sciences Investors II, LLC 028-20816
  • included managerBain Capital Life Sciences Fund II, L.P. 028-20814
  • included managerBCLS II Investco (GP), LLC 028-22976
  • included managerBCLS II Investco, LP 028-22978
  • included managerBain Capital Life Sciences III General Partner, LLC 028-22975
  • included managerBain Capital Life Sciences Fund III, L.P. 028-22979
  • included managerBain Capital Life Sciences Opportunities III GP, LLC 028-22968
  • included managerBain Capital Life Sciences Opportunities III, LP 028-22966
  • included managerBCLS Fund III Investments GP, LLC 028-25138
  • included managerBCLS Fund III Investments, LP 028-25140

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
NEWAMSTERDAM PHARMA CO NVN62509109COMMON STOCK10,719,110$219,420,182dollars as filed
NUVALENT INC COM670703107Stock1,447,267$102,640,176dollars as filed
PHARVARIS NVN69605108COMMON STOCK3,303,381$51,863,082dollars as filed
DISC MEDICINE INC COM254604101Stock983,500$48,820,940dollars as filed
DIANTHUS THERAPEUTICS INC252828108COM2,689,707$48,791,285dollars as filed
SAVARA INC805111101COM17,600,621$48,753,720dollars as filed
SOLID BIOSCIENCES INC83422E204COMMON STOCK7,911,669$29,273,175dollars as filed
OLEMA PHARMACEUTICALS INC68062P106COM6,843,954$25,733,267dollars as filed
RAPID MICRO BIOSYSTEMS INC75340L104CLASS A COM8,434,560$22,267,238dollars as filed
CIDARA THERAPEUTICS INC171757206COM NEW703,080$15,144,343dollars as filed
UPSTREAM BIO INC91678A107COMMON STOCK2,295,322$14,047,371dollars as filed
ANNEXON INC03589W102COM5,249,069$10,130,703dollars as filed
ATEA PHARMACEUTICALS INC04683R106COMMON STOCK2,485,638$7,432,058dollars as filed
KYVERNA THERAPEUTICS INC501976104COMMON STOCK3,368,370$6,500,954dollars as filed
X4 Pharmaceuticals, Inc.98420X103COM16,915,784$3,998,891dollars as filed
CABALETTA BIO INC12674W109COMMON STOCK2,760,888$3,823,830dollars as filed
TANGO THERAPEUTICS INC87583X109COM2,712,008$3,715,451dollars as filed
Xilio Therapeutics Inc.98422T100COM4,566,817$3,308,202dollars as filed
Mersana Therapeutics Inc59045L106Common Stock8,663,673$2,982,036dollars as filed
CENTURY THERAPEUTICS INC15673T100COM5,410,361$2,575,332dollars as filed
C4 THERAPEUTICS INC12529R107COM STK1,111,910$1,779,056dollars as filed
INVIVYD INC00534A102COMMON STOCK1,799,595$1,089,295dollars as filed
NAUTILUS BIOTECHNOLOGY INC63909J108COM1,072,421$923,354dollars as filed
NEWAMSTERDAM PHARMA CO NV-27N62509117WTS100,000$899,000dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000950123-25-005465this filing2025-05-15acceptance time not in the bulk data set