MPM BioImpact LLC

All Holdings — 2025 Q4

Portfolio Concentration Analytics: 7.6
Risk-based ENB:
Total Positions
55
Quarter
2025 Q4
Top Holding
CGEM (9.1%)
Top 10 Concentration
49.8%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 55
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
CGEM
Cullinan Therap...
Healthcare 9.06% 7.42% #1 1
Prev: #2
3.6 no change no change
P
S
7,648,268 $79,159,574 2021 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
MDGL
Madrigal Pharma...
Healthcare 6.45% 7.54% #2 1
Prev: #1
2.6 -3,635 -3.6%
P
S
96,780 $56,358,865 2022 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
LQDA
Liquidia Corp
Healthcare 5.53% 0.74% #3 29
Prev: #32
4.5 1,200,869 600.4%
P
S
1,400,869 $48,315,972 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
TRVI
Trevi Therapeut...
Healthcare 4.71% 5.10% #4
Prev: #4
1.9 -119,868 -3.5%
P
S
3,287,087 $41,154,329 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
EWTX
Edgewise Therap...
Healthcare 4.70% 4.57% #5
Prev: #5
1.9 -65,485 -3.8%
P
S
1,655,256 $41,075,178 2022 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
RVMD
Revolution Medi...
Healthcare 4.61% 2.41% #6 13
Prev: #19
4.0 189,950 60.2%
P
S
505,672 $40,276,775 2021 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
AGIO
Agios Pharmaceu...
Healthcare 4.06% #7
Prev: #—
3.6 1,303,373 no change
NEW
1,303,373 $35,477,813 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
QURE
Uniqure NV
Healthcare 3.78% #8
Prev: #—
3.5 1,381,628 no change
NEW
1,381,628 $33,062,358 2022 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
PTCT
PTC Therapeutic...
Healthcare 3.74% 4.41% #9 3
Prev: #6
1.5 -8,464 -1.9%
P
S
430,013 $32,663,787 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
SNDX
Syndax Pharmace...
Healthcare 3.22% 3.46% #10 2
Prev: #8
1.3 -37,972 -2.8%
P
S
1,337,702 $28,105,119 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
DYN
Dyne Therapeuti...
Healthcare 3.15% 3.00% #11 2
Prev: #13
1.3 -40,973 -2.8%
P
S
1,405,388 $27,489,389 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
TARS
Tarsus Pharmace...
Healthcare 3.08% 3.32% #12 2
Prev: #10
1.2 -12,627 -3.7%
P
S
328,869 $26,927,794 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
STOK
Stoke Therapeut...
Healthcare 2.80% 3.04% #13 1
Prev: #12
1.1 -19,409 -2.5%
P
S
770,289 $24,448,973 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
ALMS
Alumis Inc
Healthcare 2.68% #14
Prev: #—
3.1 2,401,992 no change
NEW
2,401,992 $23,443,442 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
URGN
Urogen Pharma L...
Healthcare 2.52% 0.44% #15 22
Prev: #37
3.3 806,378 597.3%
P
S
941,378 $22,047,073 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
XENE
Xenon Pharmaceu...
Healthcare 2.49% 3.31% #16 5
Prev: #11
1.0 -17,778 -3.5%
P
S
485,620 $21,765,488 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
PVLA
Palvella Therap...
Healthcare 2.46% 0.69% #17 16
Prev: #33
3.3 138,322 205.2%
P
S
205,745 $21,535,329 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NTRA
Natera Inc
Healthcare 2.45% 2.61% #18 1
Prev: #17
1.0 -5,373 -5.4%
P
S
93,551 $21,431,599 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
CRVS
Corvus Pharmace...
Healthcare 2.42% #19
Prev: #—
3.0 2,743,671 no change
NEW
2,743,671 $21,126,267 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
DBVT
DBV Technologie...
Healthcare 2.19% 1.73% #20 7
Prev: #27
0.9 -57,679 -5.5%
P
S
996,825 $19,109,135 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
RLAY
Relay Therapeut...
Healthcare 2.16% 1.95% #21 3
Prev: #24
0.9 -50,229 -2.2%
P
S
2,232,451 $18,886,535 2023 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
GLUE
Monte Rosa Ther...
Healthcare 2.11% #22
Prev: #—
2.8 1,173,376 no change
NEW
1,173,376 $18,398,536 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
DRUG
Bright Minds Bi...
Healthcare 2.06% #23
Prev: #—
2.8 230,147 no change
NEW
230,147 $17,960,672 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
PTGX
Protagonist The...
Healthcare 1.99% #24
Prev: #—
2.8 199,471 no change
NEW
199,471 $17,421,797 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
ENGN
enGene Holdings...
Healthcare 1.90% 0.59% #25 11
Prev: #36
3.1 1,310,599 247.1%
P
S
1,840,898 $16,623,309 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
RNA
Avidity Bioscie...
Healthcare 0.00% 5.42%
Sold All 😨
(Was: #3)
0.3 -760,022 -100.0%
CLOSED
$— 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ZLAB
Zai Lab Ltd
Healthcare 0.00% 4.13%
Sold All 😨
(Was: #7)
0.3 -745,060 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CMPX
Compass Therape...
Healthcare 0.00% 2.91%
Sold All 😨
(Was: #14)
0.3 -5,075,970 -100.0%
CLOSED
$— 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
ALKS
Alkermes Plc
Healthcare 0.00% 2.70%
Sold All 😨
(Was: #15)
0.3 -549,262 -100.0%
CLOSED
$— 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
VERA
Vera Therapeuti...
Healthcare 0.00% 2.68%
Sold All 😨
(Was: #16)
0.3 -563,075 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
JANX
Janux Therapeut...
Healthcare 0.00% 2.46%
Sold All 😨
(Was: #18)
0.3 -614,282 -100.0%
CLOSED
$— 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
SPRY
ARS Pharmaceuti...
Healthcare 0.00% 2.14%
Sold All 😨
(Was: #22)
0.3 -1,303,399 -100.0%
CLOSED
$— 2025 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
RARE
Ultragenyx Phar...
Healthcare 0.00% 1.95%
Sold All 😨
(Was: #25)
0.3 -395,700 -100.0%
CLOSED
$— 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
WVE
Wave Life Scien...
Healthcare 0.00% 1.80%
Sold All 😨
(Was: #26)
0.3 -1,505,262 -100.0%
CLOSED
$— 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
SLNO
Soleno Therapeu...
Healthcare 0.00% 1.66%
Sold All 😨
(Was: #28)
0.3 -150,000 -100.0%
CLOSED
$— 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
SLDB
Solid Bioscienc...
Healthcare 0.00% 1.65%
Sold All 😨
(Was: #29)
0.3 -1,634,569 -100.0%
CLOSED
$— 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
AKBA
Akebia Therapeu...
Healthcare 0.00% 1.29%
Sold All 😨
(Was: #30)
0.3 -2,889,125 -100.0%
CLOSED
$— 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
DSGN
Design Therapeu...
Healthcare 0.00% 0.68%
Sold All 😨
(Was: #34)
0.3 -555,187 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
RNAC
Cartesian Thera...
Healthcare 0.00% 0.64%
Sold All 😨
(Was: #35)
0.3 -380,000 -100.0%
CLOSED
$— 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
RAPP
Rapport Therape...
Healthcare 0.00% 0.35%
Sold All 😨
(Was: #38)
0.3 -71,807 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
RPTX
Repare Therapeu...
Healthcare 0.00% 0.24%
Sold All 😨
(Was: #39)
0.3 -819,924 -100.0%
CLOSED
$— 2020 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ASMB
Assembly Biosci...
Healthcare 0.00% 0.17%
Sold All 😨
(Was: #40)
0.3 -39,665 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-25 of 55 holdings

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