Bain Capital Life Sciences Investors, LLC Long-Term Concentrated

CIK: 0001703031 · Show all filings

Period: Q4 2023 (← Previous) (Next →)

Filing Date: Feb 13, 2024

Total Value ($000): $1,043,257 (100.0% shares, 0.0% debt)

Holdings (27)

NUVL NUVALENT INC 25.2%

Value ($000) $263,251 Shares 3,577,267 Est. Cost $28.96 Unrealized +113.6%

NAMS NEWAMSTERDAM PHARMA COMPANY 11.2%

Value ($000) $116,994 Shares 10,473,913 Est. Cost $10.64 Unrealized -13.9%

PHVS PHARVARIS N V 10.5%

Value ($000) $109,516 Shares 3,904,319 Est. Cost $23.89 Unrealized -15.3%

IRON DISC MEDICINE INC 7.4%

Value ($000) $76,968 Shares 1,332,545 Est. Cost $22.28 Unrealized +129.8%

MDGL MADRIGAL PHARMACEUTICALS INC 7.2%

Value ($000) $75,110 Shares 324,619 Est. Cost $174.99 Unrealized 0.0%

SVRA SAVARA INC 6.4%

Value ($000) $66,894 Shares 14,232,751 Est. Cost $1.87 Unrealized +105.2%

CABA CABALETTA BIO INC 4.4%

Value ($000) $45,400 Shares 2,000,000 Est. Cost $10.85 Unrealized +54.9%

ANNX ANNEXON INC 3.5%

Value ($000) $36,600 Shares 8,061,719 Est. Cost $11.72 Unrealized -78.9%

RVMD REVOLUTION MEDICINES INC 3.1%

Value ($000) $31,904 Shares 1,112,396 Est. Cost $24.03 Unrealized 0.0%

TNGX TANGO THERAPEUTICS INC 2.7%

Value ($000) $28,637 Shares 2,892,663 Est. Cost $10.01 Unrealized -13.3%

NTRA NATERA INC 2.4%

Value ($000) $25,068 Shares 400,197 Est. Cost $41.20 Unrealized +21.3%

SYRS SYROS PHARMACEUTICALS INC 2.1%

Value ($000) $21,421 Shares 2,749,808 Est. Cost $5.62 Unrealized -39.1%

— MERSANA THERAPEUTICS INC 1.9%

Value ($000) $20,100 Shares 8,663,673 Est. Cost $12.65 Unrealized —

SLDB SOLID BIOSCIENCES INC 1.8%

Value ($000) $19,221 Shares 3,130,422 Est. Cost $6.55 Unrealized -51.2%

NRIX NURIX THERAPEUTICS INC 1.8%

Value ($000) $18,812 Shares 1,822,883 Est. Cost $21.10 Unrealized -67.5%

— MARINUS PHARMACEUTICALS INC 1.5%

Value ($000) $15,556 Shares 1,431,058 Est. Cost $15.48 Unrealized —

— X4 PHARMACEUTICALS INC 1.4%

Value ($000) $14,184 Shares 16,915,784 Est. Cost $2.22 Unrealized —

ARQT ARCUTIS BIOTHERAPEUTICS INC 0.9%

Value ($000) $9,690 Shares 3,000,000 Est. Cost $26.87 Unrealized -89.9%

CCCC C4 THERAPEUTICS INC 0.9%

Value ($000) $9,278 Shares 1,642,210 Est. Cost $29.00 Unrealized -92.1%

IVVD INVIVYD INC 0.7%

Value ($000) $7,633 Shares 1,937,207 Est. Cost $37.11 Unrealized -94.9%

AVIR ATEA PHARMACEUTICALS INC 0.7%

Value ($000) $7,581 Shares 2,485,638 Est. Cost $32.23 Unrealized -90.6%

RPID RAPID MICRO BIOSYSTEMS INC 0.6%

Value ($000) $6,242 Shares 8,434,560 Est. Cost $20.66 Unrealized -95.0%

NAUT NAUTILUS BIOTECHNOLOGY INC 0.6%

Value ($000) $5,980 Shares 2,000,000 Est. Cost $10.83 Unrealized -73.6%

— 2SEVENTY BIO INC 0.5%

Value ($000) $5,687 Shares 1,331,801 Est. Cost $18.15 Unrealized —

ACRS ACLARIS THERAPEUTICS INC 0.4%

Value ($000) $3,675 Shares 3,500,000 Est. Cost $12.42 Unrealized -75.4%

XLO XILIO THERAPEUTICS INC 0.1%

Value ($000) $1,543 Shares 2,805,413 Est. Cost $17.03 Unrealized -91.7%

NAMSW NEWAMSTERDAM PHARMA COMPANY 0.0%

Value ($000) $313 Shares 100,000 Est. Cost $0.00 Unrealized —

Ticker	Issuer	Shares	Value ($000)	%	Est. Cost	Unrealized	Class	CUSIP
NUVL	NUVALENT INC	3,577,267	$263,251	25.2%	$28.96	+113.6%	COM	670703107
NAMS	NEWAMSTERDAM PHARMA COMPANY	10,473,913	$116,994	11.2%	$10.64	-13.9%	ORDINARY SHARES	N62509109
PHVS	PHARVARIS N V	3,904,319	$109,516	10.5%	$23.89	-15.3%	COM	N69605108
IRON	DISC MEDICINE INC	1,332,545	$76,968	7.4%	$22.28	+129.8%	COM	254604101
MDGL	MADRIGAL PHARMACEUTICALS INC	324,619	$75,110	7.2%	$174.99	0.0%	COM	558868105
SVRA	SAVARA INC	14,232,751	$66,894	6.4%	$1.87	+105.2%	COM	805111101
CABA	CABALETTA BIO INC	2,000,000	$45,400	4.4%	$10.85	+54.9%	COM	12674W109
ANNX	ANNEXON INC	8,061,719	$36,600	3.5%	$11.72	-78.9%	COM	03589W102
RVMD	REVOLUTION MEDICINES INC	1,112,396	$31,904	3.1%	$24.03	0.0%	COM	76155X100
TNGX	TANGO THERAPEUTICS INC	2,892,663	$28,637	2.7%	$10.01	-13.3%	COM	87583X109
NTRA	NATERA INC	400,197	$25,068	2.4%	$41.20	+21.3%	COM	632307104
SYRS	SYROS PHARMACEUTICALS INC	2,749,808	$21,421	2.1%	$5.62	-39.1%	COM NEW	87184Q206
—	MERSANA THERAPEUTICS INC	8,663,673	$20,100	1.9%	$12.65	—	COM	59045L106
SLDB	SOLID BIOSCIENCES INC	3,130,422	$19,221	1.8%	$6.55	-51.2%	COM NEW	83422E204
NRIX	NURIX THERAPEUTICS INC	1,822,883	$18,812	1.8%	$21.10	-67.5%	COM	67080M103
—	MARINUS PHARMACEUTICALS INC	1,431,058	$15,556	1.5%	$15.48	—	COM NEW	56854Q200
—	X4 PHARMACEUTICALS INC	16,915,784	$14,184	1.4%	$2.22	—	COM	98420X103
ARQT	ARCUTIS BIOTHERAPEUTICS INC	3,000,000	$9,690	0.9%	$26.87	-89.9%	COM	03969K108
CCCC	C4 THERAPEUTICS INC	1,642,210	$9,278	0.9%	$29.00	-92.1%	COM STK	12529R107
IVVD	INVIVYD INC	1,937,207	$7,633	0.7%	$37.11	-94.9%	COM	00534A102
AVIR	ATEA PHARMACEUTICALS INC	2,485,638	$7,581	0.7%	$32.23	-90.6%	COM	04683R106
RPID	RAPID MICRO BIOSYSTEMS INC	8,434,560	$6,242	0.6%	$20.66	-95.0%	CLASS A COM	75340L104
NAUT	NAUTILUS BIOTECHNOLOGY INC	2,000,000	$5,980	0.6%	$10.83	-73.6%	COM	63909J108
—	2SEVENTY BIO INC	1,331,801	$5,687	0.5%	$18.15	—	COMMON STOCK	901384107
ACRS	ACLARIS THERAPEUTICS INC	3,500,000	$3,675	0.4%	$12.42	-75.4%	COM	00461U105
XLO	XILIO THERAPEUTICS INC	2,805,413	$1,543	0.1%	$17.03	-91.7%	COM	98422T100
NAMSW	NEWAMSTERDAM PHARMA COMPANY	100,000	$313	0.0%	$0.00	—	*W EXP 11/22/202	N62509117