Every filing, one decision per row.

Transactions

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.

Company: DYN Minimum: $1M

Company

Date

Insider

Role

Action ?

Shares

Amount

Of holding

DYN Dyne Therapeutics, Inc.

14 Aug 2026

Director indirect

Sold on a plan 3×

2,160,516

$54.01M

83.4%

DYN Dyne Therapeutics, Inc.

13 Aug 2026

Director indirect

Sold on a plan 3×

426,412

$11.17M

36.2%

DYN Dyne Therapeutics, Inc.

27 Jul 2026

Director indirect

Sold on a plan 2×

261,460

$6.67M

6.8%

DYN Dyne Therapeutics, Inc.

7 Jul 2026

Director indirect

Sold on a plan 7×

297,211

$6.91M

99.0%

DYN Dyne Therapeutics, Inc.

6 Jul 2026

Director indirect

Sold on a plan 3×

480,240

$10.94M

35.4%

DYN Dyne Therapeutics, Inc.

29 Jun 2026

Director indirect

Sold on a plan 3×

195,427

$4.13M

16.7%

DYN Dyne Therapeutics, Inc.

26 Jun 2026

Director indirect

Sold on a plan 3×

309,268

$6.58M

23.3%

DYN Dyne Therapeutics, Inc.

24 Jun 2026

Director indirect

Sold on a plan 3×

95,900

$2.02M

8.1%

DYN Dyne Therapeutics, Inc.

23 Jun 2026

Director indirect

Sold on a plan 3×

147,760

$3.12M

11.8%

DYN Dyne Therapeutics, Inc.

23 Jun 2026

Director indirect

Sold on a plan 2×

73,286

$1.54M

1.9%

DYN Dyne Therapeutics, Inc.

22 Jun 2026

Director indirect

Sold on a plan

190,676

$3.92M

4.6%

DYN Dyne Therapeutics, Inc.

6 May 2026

Director indirect

Sold on a plan 4×

83,219

$1.51M

91.3%

DYN Dyne Therapeutics, Inc.

28 Apr 2026

Director indirect

Sold on a plan 8×

227,337

$4.18M

96.4%

DYN Dyne Therapeutics, Inc.

27 Apr 2026

Director indirect

Sold on a plan 4×

173,493

$3.15M

94.7%

DYN Dyne Therapeutics, Inc.

24 Apr 2026

Director indirect

Sold on a plan 4×

137,948

$2.55M

92.9%

DYN Dyne Therapeutics, Inc.

23 Apr 2026

Director indirect

Sold on a plan 4×

73,108

$1.40M

86.6%

DYN Dyne Therapeutics, Inc.

22 Apr 2026

Director indirect

Sold on a plan 4×

287,956

$5.67M

96.1%

DYN Dyne Therapeutics, Inc.

21 Apr 2026

Director indirect

Sold on a plan 8×

274,297

$5.35M

95.4%

DYN Dyne Therapeutics, Inc.

20 Apr 2026

Director indirect

Sold on a plan 4×

272,049

$5.46M

94.9%

DYN Dyne Therapeutics, Inc.

20 Apr 2026

Director indirect

Sold on a plan

125,274

$2.51M

2.9%

DYN Dyne Therapeutics, Inc.

17 Apr 2026

Director indirect

Sold on a plan

211,974

$4.30M

4.7%

DYN Dyne Therapeutics, Inc.

15 Apr 2026

Director indirect

Sold on a plan

81,840

$1.66M

1.8%

DYN Dyne Therapeutics, Inc.

11 Mar 2026

Director indirect

Sold on a plan

129,672

$2.53M

2.7%

DYN Dyne Therapeutics, Inc.

10 Mar 2026

Director indirect

Sold on a plan 3×

511,098

$10.00M

9.7%

DYN Dyne Therapeutics, Inc.

9 Mar 2026

Director indirect

Sold on a plan

177,690

$3.15M

3.3%

DYN Dyne Therapeutics, Inc.

9 Dec 2024

Director indirect

Sold at will

34,437

$1.00M

0.6%

DYN Dyne Therapeutics, Inc.

6 Dec 2024

Director indirect

Sold at will

101,675

$2.98M

1.8%

DYN Dyne Therapeutics, Inc.

4 Dec 2024

Director indirect

Sold at will

135,039

$3.97M

2.4%

DYN Dyne Therapeutics, Inc.

2 Dec 2024

Director indirect

Sold at will 2×

81,201

$2.41M

1.4%

DYN Dyne Therapeutics, Inc.

30 Sep 2024

Director indirect

Sold on a plan 2×

30,942

$1.10M

16.3%

DYN Dyne Therapeutics, Inc.

23 Sep 2024

Director indirect

Sold on a plan 2×

40,831

$1.44M

17.4%

DYN Dyne Therapeutics, Inc.

20 Sep 2024

Director indirect

Sold on a plan 2×

79,411

$2.89M

25.3%

DYN Dyne Therapeutics, Inc.

19 Sep 2024

Director indirect

Sold on a plan 2×

78,739

$2.85M

20.1%

DYN Dyne Therapeutics, Inc.

6 Sep 2024

Scalzo Richard William

SVP, Head of Finance & Admin.

Sold at will 2×

126,074

$4.05M

55.4%

DYN Dyne Therapeutics, Inc.

4 Sep 2024

CEO & President indirect

Bought 8×

32,000

$1.06M

opened

DYN Dyne Therapeutics, Inc.

30 Aug 2024

Director indirect

Sold on a plan 2×

31,300

$1.43M

7.3%

DYN Dyne Therapeutics, Inc.

29 Aug 2024

Director indirect

Sold on a plan 2×

56,408

$2.56M

11.6%

DYN Dyne Therapeutics, Inc.

28 Aug 2024

Director indirect

Sold on a plan 2×

77,853

$3.49M

13.8%

DYN Dyne Therapeutics, Inc.

27 Aug 2024

Director indirect

Sold on a plan

65,403

$2.90M

10.4%

DYN Dyne Therapeutics, Inc.

26 Aug 2024

Director indirect

Sold on a plan 2×

89,497

$4.05M

12.4%

DYN Dyne Therapeutics, Inc.

23 Aug 2024

Director indirect

Sold on a plan 2×

85,088

$3.93M

10.6%

DYN Dyne Therapeutics, Inc.

22 Aug 2024

Director indirect

Sold on a plan 2×

95,321

$4.37M

10.6%

DYN Dyne Therapeutics, Inc.

21 Aug 2024

Director indirect

Sold on a plan 2×

135,763

$6.35M

13.1%

DYN Dyne Therapeutics, Inc.

20 Aug 2024

Director indirect

Sold on a plan 3×

86,840

$4.03M

7.7%

DYN Dyne Therapeutics, Inc.

19 Aug 2024

Director indirect

Sold on a plan 3×

126,032

$5.77M

10.1%

DYN Dyne Therapeutics, Inc.

16 Aug 2024

Director indirect

Sold on a plan 3×

122,643

$5.54M

8.9%

DYN Dyne Therapeutics, Inc.

15 Aug 2024

Director indirect

Sold on a plan 2×

180,891

$8.21M

11.6%

DYN Dyne Therapeutics, Inc.

14 Aug 2024

Director indirect

Sold on a plan

100,650

$4.40M

6.1%

DYN Dyne Therapeutics, Inc.

13 Aug 2024

Director indirect

Sold on a plan 3×

133,985

$5.73M

7.5%

DYN Dyne Therapeutics, Inc.

12 Aug 2024

Director indirect

Sold on a plan 2×

78,492

$3.39M

4.2%

Showing 1–50 of 92.