Dyne Therapeutics, Inc.

Historical 13F Holders

Symbol
DYN
CUSIP
26818M108
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 26818M108 since 12/18/2024, largest first.

Filer % of Class Filed
T. Rowe Price Investment Management, Inc. 13G/A 18.7% 5/15/2026
Event 3/31/2026
Janus Henderson Group Ltd. 13G/A 7.3% 8/13/2026
Event 6/30/2026
BlackRock, Inc. 13G/A 7.0% 7/28/2026
Event 6/30/2026
FMR LLC 13G/A
6.8% 8/6/2026
Event 6/30/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (6)
Forbion Capital Fund IV Cooperatief U.A. 13G/A
4.8% 5/15/2025
Event 3/31/2025
Atlas Venture Fund XI, L.P. 13G/A
2.4% 8/13/2026
Event 6/30/2026
RTW Investments, LP 13G/A
1.5% 5/15/2025
Event 3/31/2025
Point72 Asset Management, L.P. 13G/A
1.5% 5/15/2025
Event 3/31/2025
RA Capital Management, L.P. 13G/A
0% 11/14/2025
Event 9/30/2025
Vanguard Group Inc 13G/A 0% 3/26/2026
Event 3/13/2026

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 4 3.04 k $48.9 k
2026 Q2 255 194 M $4.37 B
2026 Q1 238 188 M $3.41 B
2025 Q4 245 181 M $3.54 B
2025 Q3 219 159 M $2.01 B
2025 Q2 205 129 M $1.23 B
2025 Q1 213 122 M $1.29 B
2024 Q4 209 112 M $2.63 B
2024 Q3 210 113 M $4.04 B
2024 Q2 204 113 M $3.97 B
2024 Q1 182 97.4 M $2.76 B
2023 Q4 142 74.3 M $989 M
2023 Q3 121 59.9 M $537 M
2023 Q2 122 59.2 M $666 M
2023 Q1 132 54.7 M $629 M
2022 Q4 118 50.3 M $583 M
2022 Q3 106 45.3 M $576 M
2022 Q2 91 46.7 M $321 M
2022 Q1 96 47.7 M $457 M
2021 Q4 95 47.8 M $568 M
2021 Q3 84 35.3 M $573 M
2021 Q2 77 35.8 M $753 M
2021 Q1 76 34.3 M $533 M
2020 Q4 70 29.3 M $615 M
2020 Q3 51 27.5 M $554 M