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Bain Capital Life Sciences Investors, LLC

Q3 2025 · Filed 2025-11-14
Market Value
$1.1B
+104.8%
Holdings
20
+1
New Purchases
2
Added To
2
Closed
3
Reduced
3
Top 10 Concentration
94.9%
Turnover
25.0%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
HTFL 36.52% 0.00% +36.52% $419M
CDTX 25.21% 21.75% +3.47% $289M
OLMA 5.84% 5.20% +0.63% $67M
XFOR 0.73% 0.19% +0.53% $8M
MRSN 0.23% 0.00% +0.23% $3M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
NUVL 0.00% 19.71% -19.71% $0
IRON 0.00% 5.52% -5.52% $0
DNTH 4.51% 8.26% -3.74% $52M
PHVS 6.92% 10.38% -3.46% $79M
RPID 2.46% 5.19% -2.74% $28M
SVRA 5.48% 7.16% -1.69% $63M
AVIR 0.63% 1.60% -0.97% $7M
ANNX 1.40% 2.25% -0.85% $16M
UPB 4.00% 4.78% -0.78% $46M
CABA 1.97% 2.63% -0.65% $23M
TNGX 1.99% 2.48% -0.49% $23M
IPSC 0.15% 0.54% -0.39% $2M
ADGI 0.00% 0.23% -0.23% $0
KYTX 1.76% 1.85% -0.08% $20M
CCCC 0.22% 0.28% -0.07% $2M

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mid Cap 6 $783M 68.2%
Small Cap 9 $321M 28.0%
Micro Cap 5 $43M 3.8%

Portfolio Analytics

Avg Market Cap
$1.6B
Median Market Cap
$570M
Avg P/E
Median P/E
Avg Dividend Yield
—%
Avg Beta
1.14
# Stocks
20
# ETFs / Funds
0

Top Holdings (20 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 HTFL 36.52% 12,448,158 $419M $33.66 +12,448,158 NEW
2 CDTX 25.21% 3,020,990 $289M $95.76 $167M +520,310 +20.8%
3 PHVS 6.92% 3,181,275 $79M $24.95 $21M -122,106 -3.7%
4 OLMA 5.84% 6,843,954 $67M $9.79 $38M
5 SVRA 5.48% 17,600,621 $63M $3.57 $23M
6 DNTH 4.51% 1,315,892 $52M $39.35 $6M -1,166,358 -47.0%
7 UPB 4.00% 2,439,538 $46M $18.81 $19M
8 RPID 2.46% 8,434,560 $28M $3.34 -$928K
9 TNGX 1.99% 2,712,008 $23M $8.40 $9M
10 CABA 1.97% 9,677,125 $23M $2.34 $8M
11 KYTX 1.76% 3,368,370 $20M $6.00 $10M
12 ANNX 1.40% 5,249,069 $16M $3.05 $3M
13 XFOR 0.73% 2,436,588 $8M $3.42 $7M +1,872,729 +332.1%
14 AVIR 0.63% 2,485,638 $7M $2.90 -$2M
15 MRSN 0.23% 346,545 $3M $7.76 +346,545 NEW
16 CCCC 0.22% 1,111,910 $2M $2.22 $878K
17 IPSC 0.15% 3,538,609 $2M $0.50 -$1M -1,871,752 -34.6%
18 IRON —% -$31M -583,500 -100.0% SOLD
19 NUVL —% -$110M -1,447,267 -100.0% SOLD
20 ADGI —% -$1M -1,799,595 -100.0% SOLD

New Positions

SymbolValue% Port
HTFL $419M 36.52%
MRSN $3M 0.23%

Sold Out Positions

SymbolValue% Port
IRON —%
NUVL —%
ADGI —%
View SEC EDGAR Filings for Bain Capital Life Sciences Investors, LLC →

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms