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MPM BIOIMPACT LLC

Position in CGEM — Cullinan Therapeutics, Inc.

CIK 1687078 BOSTON, MA

Position in CGEM

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$177,207,719
+$68,525,831 QoQ
Shares Held
9,731,341
+27.2% QoQ
Ownership
15.1%
of shares outstanding
% of Portfolio
10.81%
of 13F equity value
Holder Rank
#1
of 182 holders
Holding Since
Mar 2021
22 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CGEM Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

MPM BIOIMPACT LLC holds $1,463,416,616 across 34 Biotechnology names. CGEM ranks #1 (12.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CGEM
Cullinan Therapeutics, Inc.
This page
9,731,341 $177,207,719

All Filings in CGEM

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22 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $177,207,719 9,731,341
2026-03-31 $108,681,888 7,648,268
2025-12-31 $79,159,573 7,648,268
2025-09-30 $45,354,229 7,648,268
2025-06-30 $57,591,458 7,648,268
2025-03-31 $57,897,388 7,648,268
2024-12-31 $93,155,904 7,648,268
2024-09-30 $128,032,006 7,648,268
2024-06-30 $133,385,793 7,648,268
2024-03-31 $130,326,486 7,648,268
2023-12-31 $77,935,850 7,648,268
2023-09-30 $69,216,825 7,648,268
2023-06-30 $82,295,363 7,648,268
2023-03-31 $78,241,781 7,648,268
2022-12-31 $80,689,227 7,648,268
2022-09-30 $98,050,795 7,648,268
2022-06-30 $98,050,795 7,648,268
2022-03-31 $80,077,365 7,648,268
2021-12-31 $118,012,775 7,648,268
2021-09-30 $172,621,408 7,648,268
2021-06-30 $203,782,590 7,913,887
2021-03-31 $329,771,671 7,913,887