Dyne Therapeutics, Inc. DYN

Set alert

18.05 USD +0.75 (+4.34%)

At closeNov 4, 2026, 7:08 AM EST

18.34 +0.29 +1.61%

Pre-market · Nov 4, 7:08 AM ET

17.32 Day range 18.15

14.00 52-week range 27.31

Held by insiders 0.24%

Held by institutions 103.65%

Float held by institutions 103.90%

Institutions 344

Top institutional holders
Holder	% held	Shares	Value	Reported
T. Rowe Price Investment Management, Inc.	16.55%	30,912,287	557.97M	Jun 29, 2026
Blackrock Inc.	6.64%	12,404,330	223.90M	Jun 29, 2026
Jupiter Topco LLC	6.42%	11,997,738	216.56M	Jun 29, 2026
FMR, LLC	6.00%	11,207,000	202.29M	Jun 29, 2026
State Street Corporation	3.99%	7,458,263	134.62M	Jun 29, 2026
Orbis Allan Gray Ltd	3.75%	7,006,542	126.47M	Jun 29, 2026

Top mutual fund holders
Holder	% held	Shares	Value	Reported
T. Rowe Price Small-Cap Stock Fund, Inc.	3.75%	7,004,602	126.43M	Jun 29, 2026
T. Rowe Price Small-Cap Value Fund, Inc.	2.46%	4,602,629	83.08M	Jun 29, 2026
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund	2.39%	4,471,727	80.71M	Jun 29, 2026
SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF	2.33%	4,349,704	78.51M	Sep 29, 2026
iShares Trust-iShares Russell 2000 ETF	2.13%	3,986,208	71.95M	Sep 29, 2026
T. Rowe Price Eqy. Fd.s, Inc.-T. Rowe Price Inst. Small-Cap Stock Fd.	2.04%	3,809,721	68.77M	Jun 29, 2026

DYN insiders
Insider	Relation	Latest transaction	Date	Shares held
BESKROVNAYA OXANA	Officer	Sale	Mar 10, 2025	195,840
COX JOHN	Chief Executive Officer	Sale	Sep 7, 2026	429,507
FRIEDL-NADERER JOHANNA	Officer	Sale	Sep 7, 2026	152,897
KERR DOUGLAS	Officer	Stock Award(Grant)	Oct 19, 2026	170,564
KERSTEN DIRK	Director	Sale	Jul 26, 2026	0
LUBNER DAVID CHARLES	Director	Stock Gift	Apr 23, 2026	0

Held by funds