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MPM Asset Management LLC

SEC CIK
0001263048
Latest filing
Nov 14, 2025

DYN holding history

Dyne Therapeutics, Inc. in every 13F filed by MPM Asset Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

DYN overviewAll 13F holders of DYNFull Q3 2025 holdings

Shares (Q3 2025)
682,376
Value
$8.63M
% of portfolio
19.4%
Quarters held
19
Since Q1 2021
Holdings of DYN by MPM Asset Management LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 2025682,376$8.63M19.4%00.0%UnchangedHolders
Q2 2025682,376$6.50M15.0%00.0%UnchangedHolders
Q1 2025682,376$7.14M10.3%00.0%UnchangedHolders
Q4 2024682,376$16.1M12.9%00.0%UnchangedHolders
Q3 2024682,376$24.5M16.9%−879,120−56.3%ReducedHolders
Q2 20241,561,496$55.1M30.3%−1,889,807−54.8%ReducedHolders
Q1 20243,451,303$98.0M40.0%−1,500,000−30.3%ReducedHolders
Q4 20234,951,303$65.9M32.4%00.0%UnchangedHolders
Q3 20234,951,303$44.4M23.8%00.0%UnchangedHolders
Q2 20234,951,303$55.7M27.3%00.0%UnchangedHolders
Q1 20234,951,303$57.0M23.8%00.0%UnchangedHolders
Q4 20224,951,303$57.4M24.0%00.0%UnchangedHolders
Q3 20224,951,303$62.9M24.0%00.0%UnchangedHolders
Q2 20224,951,303$34.0M14.4%00.0%UnchangedHolders
Q1 20224,951,303$47.7M16.3%00.0%UnchangedHolders
Q4 20214,951,303$58.9M12.7%00.0%UnchangedHolders
Q3 20214,951,303$80.4M18.6%00.0%UnchangedHolders
Q2 20214,951,303$104.2M19.4%00.0%UnchangedHolders
Q1 20214,951,303$76.9M14.9%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.