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Bain Capital Life Sciences Investors, LLC

Q2 2026 · Filed 2026-08-14
Market Value
$1.5B
+82.9%
Holdings
19
New Purchases
2
Added To
2
Closed
1
Reduced
6
Top 10 Concentration
91.1%
Turnover
15.8%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
KLRA 34.11% 0.00% +34.11% $498M
ALKS 6.96% 2.71% +4.26% $102M
COAG 4.16% 0.00% +4.16% $61M
CABA 3.68% 3.26% +0.41% $54M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
HTFL 17.00% 31.88% -14.88% $248M
OLMA 6.08% 13.97% -7.90% $89M
SVRA 7.43% 12.05% -4.62% $108M
CNTA 0.00% 3.16% -3.16% $0
SLDB 6.72% 8.86% -2.14% $98M
ANNX 1.74% 3.62% -1.88% $25M
KYTX 1.76% 3.37% -1.60% $26M
XFOR 2.55% 4.13% -1.58% $37M
RPID 1.00% 2.40% -1.40% $15M
DNTH 2.42% 3.81% -1.39% $35M
AVIR 0.66% 1.59% -0.93% $10M
UPB 0.29% 0.98% -0.69% $4M
IRON 0.71% 1.13% -0.42% $10M
XLO 0.44% 0.70% -0.26% $6M
CCCC 2.30% 2.37% -0.07% $33M

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mid Cap 5 $395M 27.1%
Small Cap 10 $1.0B 68.6%
Micro Cap 4 $62M 4.3%

Portfolio Analytics

Avg Market Cap
$1.7B
Median Market Cap
$687M
Avg P/E
103.6
Median P/E
103.6
Avg Dividend Yield
—%
Avg Beta
1.33
# Stocks
19
# ETFs / Funds
0

Top Holdings (19 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 KLRA 34.11% 22,583,268 $498M $22.03 — +22,583,268 — NEW
2 HTFL 17.00% 8,448,158 $248M $29.34 -$6M -2,000,000 -19.1%
3 SVRA 7.43% 17,600,621 $108M $6.16 $12M — —
4 ALKS 6.96% 1,937,938 $102M $52.40 $80M +1,327,938 +217.7%
5 SLDB 6.72% 9,808,819 $98M $9.99 $27M — —
6 OLMA 6.08% 7,085,249 $89M $12.51 -$23M -387,989 -5.2%
7 COAG 4.16% 1,650,000 $61M $36.73 — +1,650,000 — NEW
8 CABA 3.68% 17,241,445 $54M $3.11 $28M +7,564,320 +78.2%
9 XFOR 2.55% 7,967,454 $37M $4.67 $4M — —
10 DNTH 2.42% 362,470 $35M $97.48 $5M — —
11 CCCC 2.30% 7,171,910 $33M $4.67 $15M — —
12 KYTX 1.76% 2,885,000 $26M $8.91 -$1M -225,000 -7.2%
13 ANNX 1.74% 4,437,731 $25M $5.71 -$4M -774,943 -14.9%
14 RPID 1.00% 8,434,560 $15M $1.73 -$5M — —
15 IRON 0.71% 141,234 $10M $73.14 $1M — —
16 AVIR 0.66% 2,075,639 $10M $4.65 -$3M -284,999 -12.1%
17 XLO 0.44% 664,021 $6M $9.58 $777K — —
18 UPB 0.29% 600,949 $4M $6.92 -$4M -266,262 -30.7%
19 CNTA —% — — — -$25M -635,000 -100.0% SOLD

New Positions

SymbolValue% Port
KLRA $498M 34.11%
COAG $61M 4.16%

Sold Out Positions

SymbolValue% Port
CNTA — —%
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