DYN Insider Holders & Insider Ownership

List of insiders holdings for Dyne Therapeutics Inc.:

Shares directly owned by the insider.
Shares indirectly owned by the insider.
Total shares owned by the insider (sum of shares directly and indirectly owned).
Total market value if available.
Shares are not 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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#	Insider Holder Name	Report Date Time	Shares Owned Directly Indirectly	Total Shares Owned	Filing
1	Rhodes Jason P Director	2025-01-29 16:15:05	0 9,130,465	9,130,465	Form 4
2	RA CAPITAL MANAGEMENT L.P. Kolchinsky Peter Shah Rajeev M. 10% Owner	2024-11-14 17:46:12	6,381,144 0	6,381,144	Form 13G
3	Forbion Capital Fund IV Cooperatief U.A. 10% Owner	2024-11-14 07:00:28	5,795,364 0	5,795,364	Form 13G
4	Atlas Venture Fund XI L.P. Atlas Venture Associates XI L.P. Atlas Venture Associates XI LLC Atlas Venture Opportunity Fund I L.P. Atlas Venture Associates Opportunity I L.P. Atlas Venture Associates Opportunity I LLC Atlas Venture Opportunity Fund II L.P. Atlas Venture Associates Opportunity II LP Atlas Venture Associates Opportunity II LLC 10% Owner	2024-11-14 16:32:40	5,714,057 0	5,714,057	Form 13G
5	Kersten Dirk Director	2024-12-10 16:05:03	0 5,462,846	5,462,846	Form 4
6	MPM BIOVENTURES 2018 L.P. MPM BIOVENTURES 2018 (B) L.P. MPM ASSET MANAGEMENT INVESTORS BV2018 LLC MPM BioVentures 2018 GP LLC MPM BioVentures 2018 LLC EVNIN LUKE Foley Todd GADICKE ANSBERT 10% Owner	2024-02-12 16:06:32	3,451,303 0	3,451,303	Form 13G
7	Atlas Venture Opportunity Fund I L.P. Atlas Venture Associates Opportunity I L.P. Atlas Venture Associates Opportunity I LLC Atlas Venture Opportunity Fund II L.P. Atlas Venture Associates Opportunity II LP Atlas Venture Associates Opportunity II LLC 10% Owner	2024-03-05 17:07:00	1,458,691 847,388	2,306,079	Form 4
8	VV Manager II LLC Vida Ventures II LLC VIDA VENTURES II-A LLC 10% Owner	2023-02-10 16:31:31	2,220,034 0	2,220,034	Form 13D
9	Logos Global Management LP 10% Owner	2023-02-14 15:53:47	2,150,000 0	2,150,000	Form 13G
10	Wellington Biomedical Innovation Master Investors (Cayman) I L.P. 10% Owner	2020-09-23 18:56:45	1,608,785 0	1,608,785	Form 4
11	Brumm Joshua T CEO & President	2024-03-12 21:56:20	754,536 0	754,536	Form 4
12	Subramanian Romesh Chief Scientific Officer 10% Owner	2020-09-18 17:12:38	694,434 0	694,434	Form 4
13	CureDuchenne Ventures LLC 10% Owner	2020-09-23 19:05:52	602,972 0	602,972	Form 4
14	Lucera Erick Chief Financial Officer	2025-04-01 16:33:30	280,600 0	280,600	Form 4
15	Beskrovnaya Oxana Chief Scientific Officer	2025-03-13 16:08:14	195,840 0	195,840	Form 4
16	Cox John CEO & President	2025-03-07 16:07:03	146,239 32,000	178,239	Form 4
17	Farwell Wildon Chief Medical Officer	2024-08-20 16:27:16	143,222 0	143,222	Form 4
18	McNeill Jonathan Chief Business Officer	2024-08-20 16:27:39	132,106 0	132,106	Form 4
19	HIGH SUSANNA GATTI Chief Operating Officer	2024-09-19 16:52:28	131,636 0	131,636	Form 4
20	Scalzo Richard William SVP, Head of Finance & Admin.	2025-03-13 16:08:57	122,330 0	122,330	Form 4
21	Friedl-Naderer Johanna Chief Commercial Officer	2025-03-13 16:13:26	96,057 0	96,057	Form 4
22	Kerr Douglas Chief Medical Officer	2025-03-07 16:08:14	94,157 0	94,157	Form 4
23	Stehman-Breen Catherine Director	2024-05-24 17:10:26	25,133 0	25,133	Form 4
24	HURWITZ EDWARD Director	2024-05-24 17:10:17	25,133 0	25,133	Form 4
25	Lubner David Charles Director	2024-05-24 17:10:09	25,133 0	25,133	Form 4
26	Incerti Carlo Director	2024-11-18 19:42:09	22,693 0	22,693	Form 4
27	Klein Lawrence Otto Director	2022-07-06 18:20:16	7,222 0	7,222	Form 4

Insider Holders & Insider Ownership - Dyne Therapeutics Inc. (DYN)