Fund Holdings — MPM BioImpact LLC

Total Portfolio Value
$610.88M
Total Bought
$66.59M
Total Sold
$110.36M
Net Transaction
-$43.77M
Filing Period:
Securities
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SharesValue ($K)
Q2 2025
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Q3 2025
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Change
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Q2 2025
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Q3 2025
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Weight (%)
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Change
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Syndax Pharmaceuticals Inc(SNDX)01,375,674+1,375,674021,1653.46%+21,165
Madrigal Pharmaceuticals Inc(MDGL)100,415100,415030,39046,0567.54%+15,667
Trevi Therapeutics Inc(TRVI)3,406,9553,406,955018,63631,1745.10%+12,538
Avidity Biosciences Inc760,022760,022021,58533,1145.42%+11,530
Xenon Pharmaceuticals Inc(XENE)323,398503,398+180,00010,12220,2113.31%+10,089
Stoke Therapeutics Inc(STOK)789,698789,69808,96318,5583.04%+9,595
Sarepta Therapeutics Inc(SRPT)321,696700,000+378,3045,50113,4892.21%+7,988
Tarsus Pharmaceuticals Inc(TARS)341,496341,496013,83420,2953.32%+6,461
Soleno Therapeutics Inc50,000150,000+100,0004,18910,1401.66%+5,951
PTC Therapeutics Inc(PTCT)438,477438,477021,41526,9094.41%+5,494
Edgewise Therapeutics Inc(EWTX)1,720,7411,720,741022,55927,9104.57%+5,352
Context Therapeutics Inc(CNTX)14,705,88214,705,88209,63514,2472.33%+4,612
Liquidia Corp(LQDA)0200,000+200,00004,5480.74%+4,548
Dyne Therapeutics, Inc.(DYN)1,446,3611,446,361013,76918,2963.00%+4,527
Palvella Therapeutics Inc(PVLA)067,423+67,42304,2270.69%+4,227
Relay Therapeutics Inc.(RLAY)2,282,6802,282,68007,89811,9161.95%+4,018
enGene Holdings Inc
COM
0530,299+530,29903,6220.59%+3,622
Oric Pharmaceuticals Inc(ORIC)1,729,3781,729,378017,55320,7533.40%+3,199
Rocket Pharmaceuticals, Inc.(RCKT)3,903,0813,903,381+3009,56312,7252.08%+3,162
Compass Therapeutics, Inc.(CMPX)5,622,5055,075,970-546,53514,61917,7662.91%+3,147
Revolution Medicines, Inc.(RVMD)315,722315,722011,61514,7442.41%+3,129
Vera Therapeutics Inc.(VERA)563,075563,075013,26616,3632.68%+3,097
Urogen Pharma Ltd(URGN)0135,000+135,00002,6930.44%+2,693
Design Therapeutics Inc(DSGN)555,187555,18701,8714,1810.68%+2,310
Rapport Therapeutics Inc(RAPP)071,807+71,80702,1330.35%+2,133
Solid Biosciences Inc1,634,5691,634,56907,96010,0851.65%+2,125
Werewolf Therapeutics, Inc.(HOWL)2,408,8102,408,81002,6264,7450.78%+2,120
Wave Life Sciences PTE LTD(WVE)1,505,2621,505,26209,78411,0191.80%+1,234
Assembly Biosciences Inc039,665+39,66501,0150.17%+1,015
DBV Technologies S A(DBVT)1,054,5041,054,50409,64910,5451.73%+896
Janux Therapeutics Inc(JANX)614,282614,282014,19015,0132.46%+823
Alkermes Plc(ALKS)549,262549,262015,71416,4782.70%+763
Repare Therapeutics, Inc.819,924819,92401,1401,4430.24%+303
Arcellx Inc
COMMON STOCK
370-3720—-2
Natera Inc(NTRA)98,92498,924016,71215,9242.61%-788
Zai Lab Ltd(ZLAB)745,060745,060026,05525,2504.13%-805
Adaptimmune Therapeutics plc(ADAPY)4,411,8210-4,411,8211,0580—-1,058
Ultragenyx Pharmaceutical Inc(RARE)395,700395,700014,38811,9031.95%-2,485
Akebia Therapeutics Inc(AKBA)2,889,1252,889,125010,5167,8871.29%-2,629
Veru Inc.(VERU)4,911,9480-4,911,9482,8580—-2,858
Cartesian Therapeutics Inc(RNAC)686,007380,000-306,0077,1283,8840.64%-3,244
Taysha Gene Therapies, Inc.(TSHA)2,953,5620-2,953,5626,8230—-6,823
Nuvation Bio Inc(NUVB)4,622,5900-4,622,5909,0140—-9,014
Replimune Group Inc(REPL)983,7800-983,7809,1390—-9,139
ARS Pharmaceuticals Inc(SPRY)1,303,3991,303,399022,74413,0992.14%-9,645
Olema Pharmaceuticals, Inc.(OLMA)2,378,7620-2,378,76210,1340—-10,134
Cullinan Therapeutics, Inc.(CGEM)7,648,2687,648,268057,59145,3547.42%-12,237
Crinetics Pharmaceuticals Inc.(CRNX)428,9750-428,97512,3370—-12,337
MBX Biosciences Inc(MBX)1,294,4160-1,294,41614,7690—-14,769
Moonlake Immunotherapeutics(MLTX)313,5710-313,57114,8010—-14,801
Guardant Health Inc(GH)442,6560-442,65623,0360—-23,036
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MPM BioImpact LLC — 13F Holdings — Q3 2025 | TickerTrail