13D/13G Filings - Dyne Therapeutics Inc. (DYN)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
Transaction
Date
Type Company
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev Report View
2025-05-15
4:56 pm
Purchase
2025-03-31 13G Dyne Therapeutics, Inc.
DYN
RA CAPITAL MANAGEMENT L.P. 9,714,392
8.500%
3,333,248increase
(+52.24%)
Filing
History
2025-05-15
3:54 pm
Sale
2025-03-31 13G Dyne Therapeutics, Inc.
DYN
Point72 Asset Management, L.P. 1,669,342
1.500%
-3,527,255decrease
(-67.88%)
Filing
History
2025-05-15
08:46 am
Sale
2025-03-31 13G Dyne Therapeutics, Inc.
DYN
ForDyne B.V. 5,400,545
4.800%
-394,819decrease
(-6.81%)
Filing
History
2025-05-15
08:17 am
Sale
2025-03-31 13G Dyne Therapeutics, Inc.
DYN
RTW Investments, LP 1,690,567
1.500%
-3,528,074decrease
(-67.61%)
Filing
History
2025-05-14
12:16 pm
Purchase
2025-03-31 13G Dyne Therapeutics, Inc.
DYN
JANUS HENDERSON GROUP PLC
JHG
10,353,875
9.200%
2,974,566increase
(+40.31%)
Filing
History
2025-05-12
10:32 am
Sale
2025-03-31 13G Dyne Therapeutics, Inc.
DYN
FMR LLC 5,195,294
4.600%
-2,801,637decrease
(-35.03%)
Filing
History
2025-04-17
09:35 am
Sale
2025-03-31 13G Dyne Therapeutics, Inc.
DYN
BlackRock Inc.
BLK
6,577,879
5.800%
-1,216,338decrease
(-15.61%)
Filing
History
2025-02-14
12:22 pm
Purchase
2024-12-31 13G Dyne Therapeutics, Inc.
DYN
JANUS HENDERSON GROUP PLC
JHG
7,379,309
7.300%
566,146increase
(+8.31%)
Filing
History
2025-02-14
09:00 am
Sale
2024-12-31 13G Dyne Therapeutics, Inc.
DYN
RTW Investments, LP 5,218,641
5.100%
-1,600,000decrease
(-23.47%)
Filing
History
2025-02-12
09:28 am
Sale
2024-12-31 13G Dyne Therapeutics, Inc.
DYN
FMR LLC 7,996,931
7.900%
-1,029,766decrease
(-11.41%)
Filing
History
2025-02-03
5:07 pm
Purchase
2025-01-31 13G Dyne Therapeutics, Inc.
DYN
Point72 Asset Management, L.P. 5,196,597
5.100%
5,196,597increase
(New Position)
Filing
History
2024-11-14
5:46 pm
Purchase
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
RA CAPITAL MANAGEMENT L.P. 6,381,144
6.400%
1,167,483increase
(+22.39%)
Filing
History
2024-11-14
4:32 pm
Sale
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
Atlas Venture Fund XI, L.P. 5,714,057
5.700%
-1,628,026decrease
(-22.17%)
Filing
History
2024-11-14
4:23 pm
Sale
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
Citadel Advisors LLC 2,960,081
3.000%
-112,506decrease
(-3.66%)
Filing
History
2024-11-14
10:28 am
Purchase
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
JANUS HENDERSON GROUP PLC
JHG
6,813,163
6.800%
6,813,163increase
(New Position)
Filing
History
2024-11-14
09:27 am
Purchase
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
Deep Track Capital, LP 3,282,000
3.270%
1,282,000increase
(+64.10%)
Filing
History
2024-11-14
07:00 am
Sale
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
ForDyne B.V. 5,795,364
5.800%
-335,715decrease
(-5.48%)
Filing
History
2024-11-14
06:34 am
Purchase
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
RTW Investments, LP 6,818,641
6.800%
6,818,641increase
(New Position)
Filing
History
2024-11-12
2:20 pm
Unchanged
2024-09-30 13G Dyne Therapeutics, Inc.
DYN
The Vanguard Group 6,864,137
6.830%
0
(Unchanged)
Filing
History
2024-11-12
09:55 am
Purchase
2024-11-08 13G Dyne Therapeutics, Inc.
DYN
FMR LLC 9,026,697
8.990%
9,026,697increase
(New Position)
Filing
History
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