DYNE THERAPEUTICS INC

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DYN·26818M108·US·Common Stock·Healthcare - Biotechnology-13D/G

DYN (DYNE THERAPEUTICS INC) is held by 126 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($275.5M), Jupiter Topco LLC ($266.6M), FMR LLC ($248.9M). Net institutional sentiment: Mixed.

126

Holders

(11 Elite)

$2.3B

Total Value

60% (126)

Consensus

76 buying - 50 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)71

Insider (Form 4)44

Activist (13D/13G)72

Congressional (STOCK Act)40

Holder Quality

80

★★★★★

Elite

30

★★★★

Strong

88

★★★

Solid

46

★★

Below

31

★

Weak

Held by 126 funds

11 elite

Who's Trading

Source dates: Price Oct 20, 2026 · Insiders Oct 6, 2026 · Activists Aug 13, 2026 · Congress none

InsiderPSPosner Brian SBuy $40KOct 2, 2026

InsiderKDKerr DouglasSell $24KSep 8, 2026

InsiderCJCox JohnSell $107KSep 8, 2026

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Top Holders

Top Holders (126)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	12.4M(+6.0%)	$275.5M	0.0%	-50.89%	33
JTJupiter Topco LLC	First report	12M	$266.6M	0.1%	-35.84%	0
FMR LLC	Increased	11.2M(+25.8%)	$248.9M	0.0%	-42.64%	38
STATE STREET CORP	Increased	7.5M(+12.1%)	$165.6M	0.0%	-25.58%	34
Orbis Allan Gray Ltd	Increased	7M(+3.6%)	$155.6M	0.5%	-20.91%	44
VAVANGUARD CAPITAL MANAGEMENT LLC	Decreased	6.3M(-1.5%)	$140.2M	0.0%	-2.40%	0
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Decreased	4M(-2.7%)	$89.9M	0.0%	-2.40%	0
PRICE T ROWE ASSOCIATES INC /MD/	Increased	3.9M(+69.1%)	$87.4M	0.0%	-38.71%	44
GEODE CAPITAL MANAGEMENT, LLC	Increased	3.7M(+6.8%)	$83.2M	0.0%	-26.64%	32
JPMORGAN CHASE & CO	Decreased	3.2M(-3.1%)	$67.2M	0.0%	+22.17%	0
BANK OF AMERICA CORP /DE/	Increased	2.2M(+54.7%)	$49.6M	0.0%	-21.82%	41
GOLDMAN SACHS GROUP INC	Increased	2.2M(+25.2%)	$47.9M	0.0%	-13.95%	36
FRANKLIN TEMPLETON INC	Increased	2M(+1.1%)	$45.1M	0.0%	-11.79%	29
DIMENSIONAL FUND ADVISORS LP	Increased	1.9M(+104.5%)	$43.2M	0.0%	-29.76%	47
Aberdeen Group plc	Increased	1.5M(+7.6%)	$34.2M	0.0%	-9.17%	31
MWMARSHALL WACE, LLP	Increased	1.5M(+1690.7%)	$33.1M	0.0%	-34.14%	47
Polar Capital Holdings Plc	Decreased	1.3M(-5.3%)	$28.6M	0.1%	-12.23%	0
NORTHERN TRUST CORP	Increased	1.3M(+6.6%)	$28.4M	0.0%	-26.43%	31
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	1.2M(+3.8%)	$26.7M	0.0%	-26.84%	30
CITADEL ADVISORS LLC	Increased	1.1M(+468.7%)	$25.4M	0.0%	-31.79%	46

Showing 1-20 of 134

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DYNDYNE THERAPEUTICS INC

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer