DYN

Dyne Therapeutics, Inc.

$17.71-0.35 (-1.95%)

Prev Close

$18.06

Open

$18.39

High

$18.80

Low

$17.41

Volume

1.65M

Market Cap

$2.95B

P/E

—

Div Yield

—

DYN Price Chart

DYN Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Mar 13, 2026↗	Kersten Dirk	director	Sell	129,672	$19.52	$2.53M	4,644,390
Mar 11, 2026↗	Kersten Dirk	director	Sell	688,788	$19.09	$13.15M	5,285,160
Mar 10, 2026↗	Posner Brian S	director	Buy	3,000	$15.06	$45.2K	11,500
Mar 6, 2026↗	Cox John	director, officer: CEO & President	Sell	2,732	$14.90	$40.7K	374,145
Mar 6, 2026↗	Friedl-Naderer Johanna	officer: Chief Commercial Officer	Sell	148	$14.90	$2.2K	154,581
Mar 6, 2026↗	Kerr Douglas	officer: Chief Medical Officer	Sell	904	$14.90	$13.5K	171,606

The following table shows recent insider purchases of Dyne Therapeutics, Inc. (DYN) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Mar 10, 2026↗	Posner Brian S	director	Buy	3,000	$15.06	$45.2K	11,500

The following table shows recent insider sales of Dyne Therapeutics, Inc. (DYN) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Mar 13, 2026↗	Kersten Dirk	director	Sell	129,672	$19.52	$2.53M	4,644,390
Mar 11, 2026↗	Kersten Dirk	director	Sell	688,788	$19.09	$13.15M	5,285,160
Mar 6, 2026↗	Cox John	director, officer: CEO & President	Sell	2,732	$14.90	$40.7K	374,145
Mar 6, 2026↗	Friedl-Naderer Johanna	officer: Chief Commercial Officer	Sell	148	$14.90	$2.2K	154,581
Mar 6, 2026↗	Kerr Douglas	officer: Chief Medical Officer	Sell	904	$14.90	$13.5K	171,606