13FBOX
Bain Capital Life Sciences Investors, LLC · 13F Holdings
Options Calculator Rankings

Bain Capital Life Sciences Investors, LLC

No.1969 Data as of 2026Q2
Latest AUM (Q2 2026)
$1.68B
QoQ Change Q1 2026
+$573.2M+51.7%
Holdings
21
New Buys
2
Adds
2
Reduces
7
Exits
1
Unchanged
10
Holdings Value Trend
Holdings by Sector
Stock Ownership TrendPortfolio %Prev Q %Q2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
KKAILERA THERAPEUTICS INCKLRA
29.58%$497.5M22.6M$00+22.6MNew Buy
HHEARTFLOW INCHTFL
14.74%22.93%$247.9M8.4M$254.2M10.4M-2.0M-19.14%Reduce
NNEWAMSTERDAM PHARMA COMPANYNAMS
7.67%21.09%$129.0M3.8M$233.9M7.3M-3.5M-47.90%Reduce
SSAVARA INCSVRA
6.45%8.67%$108.4M17.6M$96.1M17.6M00.00%Unchanged
ALKERMES PLCALKS
6.04%1.95%$101.5M1.9M$21.6M610,000+1.3M+217.69%Add
SOLID BIOSCIENCES INCSLDB
5.83%6.37%$98.0M9.8M$70.6M9.8M00.00%Unchanged
PHARVARIS N VPHVS
5.5%6.82%$92.5M2.7M$75.6M2.7M00.00%Unchanged
OOLEMA PHARMACEUTICALS INC COMOLMA
5.27%10.05%$88.6M7.1M$111.4M7.5M-387,989-5.19%Reduce
HHEMAB THERAPEUTICS HLDGS INCCOAG
3.6%$60.6M1.7M$00+1.7MNew Buy
CCABALETTA BIO INCCABA
3.19%2.35%$53.6M17.2M$26.0M9.7M+7.6M+78.17%Add
XX4 Pharmaceuticals IncXFOR
2.21%2.97%$37.2M8.0M$32.9M8.0M00.00%Unchanged
DDIANTHUS THERAPEUTICS INCDNTH
2.1%2.74%$35.3M362,470$30.4M362,47000.00%Unchanged
CC4 THERAPEUTICS INC COM STKCCCC
1.99%1.7%$33.5M7.2M$18.9M7.2M00.00%Unchanged
KKYVERNA THERAPEUTICS INC COMKYTX
1.53%2.42%$25.7M2.9M$26.8M3.1M-225,000-7.23%Reduce
ANNEXON INCANNX
1.51%2.6%$25.3M4.4M$28.9M5.2M-774,943-14.87%Reduce
RRAPID MICRO BIOSYSTEMS INCRPID
0.87%1.73%$14.6M8.4M$19.1M8.4M00.00%Unchanged
DISC MEDICINE INCIRON
0.61%0.81%$10.3M141,234$9.0M141,23400.00%Unchanged
AATEA PHARMACEUTICALS INC COMAVIR
0.57%1.15%$9.7M2.1M$12.7M2.4M-284,999-12.07%Reduce
XXILIO THERAPEUTICS INCXLO
0.38%0.5%$6.4M664,021$5.6M664,02100.00%Unchanged
UPSTREAM BIO INC COMUPB
0.25%0.7%$4.2M600,949$7.8M867,211-266,262-30.70%Reduce
NNEWAMSTERDAM PHARMA COMPANY
0.13%0.18%$2.1M99,999$2.0M99,99900.00%Unchanged

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