Dyne Therapeutics Inc.

DYN | NASDAQ

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$17.12

+$0.01 (+0.06%)

At close: Sep 21, 2026, 4:00 PM ET

$17.35

+$0.23 (+1.34%)

Pre-market: Sep 22, 2026, 6:01 AM ET

Overview Rating Statistics Financials Earnings Analysts Ownership Profile

Institutions Insiders Congress

Institutional Ownership

Net Inflow

Dollar & Volume Weighted

Total Institutions

236

Total Ownership

113.83%

Capital Flow

+$78.45M

Shares Change

+9.92M

Ownership Distribution

Institutions (99.99%)

Others (0.01%)

Institutional Sentiment

Overall: neutral

Equity Sentiment & Activity

bullish

New Positions

Increased Positions

144

Reduced Positions

Closed Positions

New (43)

Increased (144)

Reduced (61)

Closed (46)

Options Sentiment & Activity

bearish

Put/Call Ratio

6.247

Call Flow

38,400

Put Flow

239,900

Calls (14%)

Puts (86%)

Super Investors

3 Investors

Super Investor / Fund	Ownership	Portfolio Weight	Shares	Market Value
Peter Brown Renaissance Technologies LLC	0.22% -32.43%	< 0.01%	360.57K	6.17M
Louis Moore Bacon Moore Capital Management LP	0.19% +288.24%	0.09%	305.79K	5.23M
Ken Fisher Fisher Asset Management LLC	0.18% -7.60%	< 0.01%	298.51K	5.11M

Top Shareholders

Top 10 Own 62.60%

Institution	Ownership	Portfolio Weight	Shares	Market Value
T. Rowe Price Investment Management, Inc.	18.65% +36.60%	0.38% +77.48%	30.79M +75.52%	558.15M +62.68%
Janus Henderson Group PLC	8.27% -23.52%	0.12% -2.87%	13.65M -1.73%	247.43M -8.90%
Blackrock, Inc.	7.09% -18.63%	< 0.01% +0.17%	11.7M +4.55%	212.12M -3.09%

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