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MPM BIOIMPACT LLC

Q1 2026 · Filed 2026-05-15
Market Value
$1.2B
+54.9%
Holdings
46
-5
New Purchases
11
Added To
18
Closed
8
Reduced
7
Top 10 Concentration
51.1%
Turnover
41.3%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
AKTS 6.96% 0.00% +6.96% $87M
DBVT 8.76% 2.38% +6.38% $109M
CORT 3.20% 0.00% +3.20% $40M
DNTH 2.86% 0.00% +2.86% $36M
MLTX 2.72% 0.00% +2.72% $34M
TVTX 2.71% 0.00% +2.71% $34M
CYTK 2.65% 0.00% +2.65% $33M
EVMN 2.69% 0.24% +2.45% $33M
FBRX 2.09% 0.00% +2.09% $26M
ALMS 4.23% 2.92% +1.31% $53M
ZYME 1.14% 0.00% +1.14% $14M
VRDN 1.02% 0.00% +1.02% $13M
ALLO 0.44% 0.00% +0.44% $5M
CNTX 2.25% 1.96% +0.29% $28M
ACRS 0.12% 0.00% +0.12% $1M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
MDGL 0.00% 7.03% -7.03% $0
PTCT 0.00% 4.07% -4.07% $0
PTGX 0.00% 2.17% -2.17% $0
TRVI 3.17% 5.13% -1.96% $39M
VTYX 0.00% 1.84% -1.84% $0
LQDA 4.27% 6.02% -1.76% $53M
RAPT 0.00% 1.68% -1.68% $0
TARS 1.86% 3.36% -1.50% $23M
DYN 2.05% 3.43% -1.37% $26M
NTRA 1.50% 2.67% -1.17% $19M
CGEM 8.74% 9.87% -1.12% $109M
RVMD 3.96% 5.02% -1.06% $49M
STOK 2.01% 3.05% -1.04% $25M
DRUG 1.25% 2.24% -0.99% $15M
SNDX 2.52% 3.50% -0.98% $31M

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Large Cap 4 $108M 8.7%
Mid Cap 15 $370M 29.8%
Small Cap 22 $594M 47.8%
Micro Cap 5 $171M 13.8%

Portfolio Analytics

Avg Market Cap
$4.9B
Median Market Cap
$1.8B
Avg P/E
117.7
Median P/E
114.5
Avg Dividend Yield
—%
Avg Beta
0.69
# Stocks
46
# ETFs / Funds
0

Top Holdings (46 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 DBVT 8.76% 5,213,361 $109M $20.89 $90M +4,216,536 +423.0%
2 CGEM 8.74% 7,648,268 $109M $14.21 $30M — —
3 AKTS 6.96% 4,835,872 $87M $17.89 — +4,835,872 — NEW
4 LQDA 4.27% 1,405,158 $53M $37.74 $5M +4,289 +0.3%
5 ALMS 4.23% 2,386,529 $53M $22.03 $29M -15,463 -0.6%
6 EWTX 4.21% 1,660,696 $52M $31.50 $11M +5,440 +0.3%
7 RVMD 3.96% 506,776 $49M $97.25 $9M +1,104 +0.2%
8 AGIO 3.56% 1,306,261 $44M $33.83 $9M +2,888 +0.2%
9 CORT 3.20% 985,700 $40M $40.31 — +985,700 — NEW
10 TRVI 3.17% 3,298,430 $39M $11.93 -$2M +11,343 +0.3%
11 DNTH 2.86% 423,982 $36M $83.92 — +423,982 — NEW
12 XENE 2.75% 588,706 $34M $58.15 $12M +103,086 +21.2%
13 MLTX 2.72% 1,811,082 $34M $18.64 — +1,811,082 — NEW
14 TVTX 2.71% 1,133,365 $34M $29.71 — +1,133,365 — NEW
15 EVMN 2.69% 1,455,863 $33M $22.99 $32M +1,342,841 +1188.1%
16 CYTK 2.65% 500,000 $33M $65.91 — +500,000 — NEW
17 SNDX 2.52% 1,340,733 $31M $23.36 $3M +3,031 +0.2%
18 CNTX 2.25% 10,679,391 $28M $2.62 $12M — —
19 FBRX 2.09% 1,000,682 $26M $25.90 — +1,000,682 — NEW
20 PVLA 2.07% 206,404 $26M $124.65 $4M +659 +0.3%
21 DYN 2.05% 1,408,152 $26M $18.13 -$2M +2,764 +0.2%
22 STOK 2.01% 767,038 $25M $32.56 $526K -3,251 -0.4%
23 CRVS 1.97% 1,674,875 $25M $14.63 $3M -1,068,796 -39.0%
24 RLAY 1.89% 2,359,586 $23M $9.95 $5M +127,135 +5.7%
25 TARS 1.86% 329,750 $23M $70.15 -$4M +881 +0.3%
26 ORIC 1.84% 1,803,945 $23M $12.67 $8M +5,228 +0.3%
27 GLUE 1.56% 1,176,928 $19M $16.45 $962K +3,552 +0.3%
28 NTRA 1.50% 93,074 $19M $199.99 -$3M -477 -0.5%
29 CLYM 1.43% 2,593,439 $18M $6.85 $7M -78,041 -2.9%
30 ARQT 1.39% 733,966 $17M $23.56 $2M +202,766 +38.2%
31 DRUG 1.25% 212,175 $15M $72.97 -$2M -17,972 -7.8%
32 ZYME 1.14% 565,249 $14M $25.04 — +565,249 — NEW
33 BLTE 1.13% 88,045 $14M $159.44 -$195 +285 +0.3%
34 VRDN 1.02% 649,873 $13M $19.56 — +649,873 — NEW
35 ABVX 0.96% 107,268 $12M $111.35 $4M +50,952 +90.5%
36 ALLO 0.44% 2,242,933 $5M $2.44 — +2,242,933 — NEW
37 ACRS 0.12% 391,918 $1M $3.75 — +391,918 — NEW
38 HOWL 0.08% 1,208,810 $1M $0.83 $123K -184,747 -13.3%
39 MDGL —% — — — -$56M -96,780 -100.0% SOLD
40 PTGX —% — — — -$17M -199,471 -100.0% SOLD
41 MAZE —% — — — -$3M -81,145 -100.0% SOLD
42 VTYX —% — — — -$15M -1,639,061 -100.0% SOLD
43 PTCT —% — — — -$33M -430,013 -100.0% SOLD
44 RCKT —% — — — -$6M -1,586,076 -100.0% SOLD
45 RAPT —% — — — -$13M -397,906 -100.0% SOLD
46 SRPT —% — — — -$2M -70,000 -100.0% SOLD

New Positions

SymbolValue% Port
AKTS $87M 6.96%
CORT $40M 3.20%
DNTH $36M 2.86%
MLTX $34M 2.72%
TVTX $34M 2.71%
CYTK $33M 2.65%
FBRX $26M 2.09%
ZYME $14M 1.14%
VRDN $13M 1.02%
ALLO $5M 0.44%
ACRS $1M 0.12%

Sold Out Positions

SymbolValue% Port
MAZE — —%
MDGL — —%
PTCT — —%
RCKT — —%
PTGX — —%
SRPT — —%
RAPT — —%
VTYX — —%
View SEC EDGAR Filings for MPM BIOIMPACT LLC →

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