InsiderClue

Every filing, one decision per row.

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One row for every decision an insider filed. Open-market buying and selling only. Vesting, grants and the shares withheld to pay the tax on them are not decisions.

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Companies 1/25
DYN
Result 15 decisions over 120 months
Reset filters
Direction ?
Both292 Bought15 Sold277
Sort by ?
Most recent Largest amount Share of holding
Window ?
1 mo 12 mo 120 mo
Plan ?
Any Discretionary Scheduled (10b5-1) Not stated
Minimum amount ?
Any $100K $1M $10M $100M $500M
Share of their own holding ?
What the chief executive holds ?
Company: DYN Direction: Bought
Company
Date
Insider
Role
Action ?
Shares
Amount
Of holding
DYN Dyne Therapeutics, Inc.
8 Jun 2026
Posner Brian S
Director
Bought
2,000
$33.88K
8.9%
DYN Dyne Therapeutics, Inc.
3 Jun 2026
Posner Brian S
Director
Bought
2,500
$43.70K
12.5%
DYN Dyne Therapeutics, Inc.
26 May 2026
Posner Brian S
Director
Bought
2,000
$36.42K
11.1%
DYN Dyne Therapeutics, Inc.
20 May 2026
Posner Brian S
Director
Bought
2,500
$42.80K
16.1%
DYN Dyne Therapeutics, Inc.
30 Mar 2026
Posner Brian S
Director
Bought
2,000
$34.16K
14.8%
DYN Dyne Therapeutics, Inc.
11 Mar 2026
Posner Brian S
Director
Bought
2,000
$38.70K
17.4%
DYN Dyne Therapeutics, Inc.
6 Mar 2026
Posner Brian S
Director
Bought
3,000
$45.18K
35.3%
DYN Dyne Therapeutics, Inc.
14 Jul 2025
Cox John
CEO & President
Bought
100,000
$911.00K
70.3%
DYN Dyne Therapeutics, Inc.
4 Sep 2024
Cox John
CEO & President indirect
Bought 8×
32,000
$1.06M
opened
DYN Dyne Therapeutics, Inc.
9 Jan 2024
Kersten Dirk
Director indirect
Bought 2×
1,714,285
$30.00M
36.5%
DYN Dyne Therapeutics, Inc.
12 Dec 2022
Rhodes Jason P
Director indirect
Bought
934,581
$10.00M
opened
DYN Dyne Therapeutics, Inc.
12 Dec 2022
Atlas Venture Opportunity Fund II, L.P.
10% owner
Bought
934,581
$10.00M
opened
DYN Dyne Therapeutics, Inc.
21 Sep 2020
VV Manager II, LLC
10% owner indirect
Bought 2×
815,000
$15.49M
39.5%
DYN Dyne Therapeutics, Inc.
21 Sep 2020
Logos Global Management LP
10% owner indirect
Bought
700,000
$13.30M
87.0%
DYN Dyne Therapeutics, Inc.
21 Sep 2020
RA CAPITAL MANAGEMENT, L.P.
10% owner indirect
Bought
660,000
$12.54M
30.8%
Showing 1–15 of 15.