DYN — DYNE THERAPEUTICS INC

Ownership history in Caption Management, LLC  ·  6 quarters on record

This page tracks every 13F SEC filing in which Caption Management, LLC reported a position in DYNE THERAPEUTICS INC (DYN). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.07% (2023 Q4)
Avg. % of fund
0.02%
First filed
2023 Q4
Last filed
2025 Q4
Quarters held
6
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 2,500 -8,600 -77.5% 0.00% $49K $19.56
2025 Q4 UNCHANGED 11,100 — 0% 0.00% $217K $19.56
2025 Q3 REDUCED 11,100 -88,900 -88.9% 0.00% $140K $12.65
2025 Q3 REDUCED 100,000 -300,200 -75.0% 0.01% $1.3M $12.65
2 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    DYN price (monthly, adj. close)

Other funds also holding DYN

As of 2025 Q4 — sorted by position size

Atlas Venture Life Science Advisors, LLC 3Y 20.64% FCPM III SERVICES B.V. 14.01% Saturn V Capital Management LP 3Y 6.42% Palo Alto Investors LP 3Y 7Y 4.01% Vivo Capital, LLC 3Y 7Y 3.31% MPM BioImpact LLC 3Y 3.15% TCG Crossover Management, LLC 3Y 2.99% STEMPOINT CAPITAL LP 2.8% VR Adviser, LLC 3Y 2.1% Siren, L.L.C. 2.04%
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