InsiderClue
Stocks · Health care · Pharmaceutical Preparations

Dyne Therapeutics, Inc.

DYN Clue Score43
United States Fiscal year ends December CIK 0001818794 Results filed 5 Nov 2026
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What the insiders did Net buying

Individual transactions

17
Insider
Date
Role
Action
Shares
Price
Amount
Brian S Posner
2 Oct 2026
Director
Buy
2,500
$16.00
$40.00K
Brian S Posner
8 Jun 2026
Director
Buy
2,000
$16.94
$33.88K
Brian S Posner
3 Jun 2026
Director
Buy
2,500
$17.48
$43.70K
Brian S Posner
26 May 2026
Director
Buy
2,000
$18.21
$36.42K
Brian S Posner
20 May 2026
Director
Buy
2,500
$17.12
$42.80K
Brian S Posner
30 Mar 2026
Director
Buy
2,000
$17.08
$34.16K
Brian S Posner
11 Mar 2026
Director
Buy
2,000
$19.35
$38.70K
Brian S Posner
6 Mar 2026
Director
Buy
3,000
$15.06
$45.18K
John Cox
14 Jul 2025
CEO & President
Buy
100,000
$9.11
$911.00K
John Cox
4 Sep 2024
CEO & President
Buy indirect
7,200
$33.09
$238.25K
John Cox
4 Sep 2024
CEO & President
Buy indirect
800
$32.57
$26.06K
John Cox
4 Sep 2024
CEO & President
Buy indirect
7,200
$33.09
$238.25K
John Cox
4 Sep 2024
CEO & President
Buy indirect
800
$32.57
$26.06K
John Cox
4 Sep 2024
CEO & President
Buy indirect
7,200
$33.09
$238.25K
John Cox
4 Sep 2024
CEO & President
Buy indirect
800
$32.57
$26.06K
John Cox
4 Sep 2024
CEO & President
Buy indirect
7,200
$33.09
$238.25K
John Cox
4 Sep 2024
CEO & President
Buy indirect
800
$32.57
$26.06K
Showing 250 of 478 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 329
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 9
Sales on a Rule 10b5-1 plan 327
Sales straight out of an exercise 62
Sales at will 64
Transactions with no price 0
Shares from compensation/vesting 51,576,564
Sales filed before the plan box existed 30
History held since 18 Sep 2020