MPM BioImpact LLC

CIK: 0001687078SEC EDGAR →

Portfolio Value

$874.0M

Holdings

38

As of

Q4 2025

New Positions

7

Closed Positions

11

Portfolio Value History

Top 10 Holdings

RankStockSharesValue% of Portfolio
1

Cullinan Therapeutics, Inc.

7,648,268$79.2M
9.06%
2

Madrigal Pharmaceuticals Inc

96,780$56.4M
6.45%
3

Liquidia Corp

1,400,869$48.3M
5.53%
4

Trevi Therapeutics Inc

3,287,087$41.2M
4.71%
5

Edgewise Therapeutics Inc

1,655,256$41.1M
4.70%
6

Revolution Medicines, Inc.

505,672$40.3M
4.61%
7

Agios Pharmaceuticals Inc

1,303,373$35.5M
4.06%
8

Uniqure NV

1,381,628$33.1M
3.78%
9

PTC Therapeutics Inc

430,013$32.7M
3.74%
10

Syndax Pharmaceuticals Inc

1,337,702$28.1M
3.22%

Quarterly Changes

Top Buys

LQDA↑ Increased
$43.8M
AGIONEW
$35.5M
QURENEW
$33.1M
RVMD↑ Increased
$25.5M
ALMSNEW
$23.4M

Top Sells

RNACLOSED
$33.1M
ZLABCLOSED
$25.3M
CMPXCLOSED
$17.8M
ALKSCLOSED
$16.5M
VERACLOSED
$16.4M

New Positions (15)

$35.5M · 1.3M shares
$33.1M · 1.4M shares
$23.4M · 2.4M shares
$21.1M · 2.7M shares
$18.4M · 1.2M shares
$18.0M · 230K shares
$17.4M · 199K shares
$15.4M · 531K shares
$14.8M · 1.6M shares
$14.0M · 88K shares
$13.5M · 398K shares
$10.7M · 2.7M shares
$7.6M · 56K shares
$3.4M · 81K shares
$1.9M · 113K shares

Closed Positions (17)

$33.1M · 760K shares
$25.3M · 745K shares
$17.8M · 5.1M shares
$16.5M · 549K shares
$16.4M · 563K shares
$15.0M · 614K shares
$13.1M · 1.3M shares
$11.9M · 396K shares
$11.0M · 1.5M shares
$10.1M · 150K shares
$10.1M · 1.6M shares
$7.9M · 2.9M shares
$4.2M · 555K shares
$3.9M · 380K shares
$2.1M · 72K shares
$1.4M · 820K shares
$1.0M · 40K shares

Sector Breakdown

Sector# HoldingsValue%
Healthcare38$873.9M100.0%