13FPulse
DY

DYN DYNE THERAPEUTICS INC

2026Q2 · CUSIP 26818M108 · Sector: Healthcare & Biotech

Piling in

Net holder growth ranks near the top of the market

Funds that own it
245
Institutions that reported holding it to the SEC
Net increase in holders
+17
Last quarter 228 → now 245
How unusual is that
Top 20%
Stronger buying than 80% of US stocks
What the filings say, in one paragraph

245 funds held DYN at the end of 2026Q2, up 17 from the quarter before. That is stronger buying than 80.4% of US stocks — among the most piled-into names this quarter. On the business itself, return on equity is -74.0%. DYN has had 5 buying rushes in its history, and the price moved -11.7% on average over the six months after (that is the raw price move, not how much it beat the market by). It sits in the Healthcare & Biotech sector.

How many funds owned it, quarter by quarter

Bars = net change in institutional holders, positive (green) or negative (red). Line = total institutional holders.

2020Q4: holders=68 2021Q1: holders=74 2021Q2: holders=75 2021Q3: holders=82 2021Q4: holders=92 2022Q1: holders=94 2022Q2: holders=90 2022Q3: holders=102 2022Q4: holders=114 2023Q1: holders=126 2023Q2: holders=117 2023Q3: holders=114 2023Q4: holders=124 2024Q1: holders=167 2024Q2: holders=192 2024Q3: holders=199 2024Q4: holders=199 2025Q1: holders=202 2025Q2: holders=194 2025Q3: holders=207 2025Q4: holders=232 2026Q1: holders=228 2026Q2: holders=245 -43 -21.5 +0 +21.5 +43 61160258 20Q421Q221Q422Q222Q423Q223Q424Q224Q425Q225Q426Q2 Net change in holders (bars) Total funds holding (line)

What happened after each past buying rush 5 times in its history

Quarter of the rush How unusual then Price, next 3 months Price, next 6 months
2026Q2 Top 20%
2024Q2 Top 10% -33.2% -69.6%
2024Q1 Top 5% +66.6% +2.6%
2023Q1 Top 20% -23.9% -19.8%
2022Q3 Top 20% +34.7% +40.1%

These are the raw price moves, not how much it beat the market by. Compare them against the market over the same months — in a strong bull market almost everything is up.

Show all the numbers (large funds, value held, options…) ▾
Of them, large funds
123
Change in large funds
+9
Total value they hold
$4.2B
Funds buying for the first time
51
Funds that sold out entirely
34
Price change that quarter
+52.0%
Funds holding puts (bearish)
4
Funds holding calls (bullish)
3

These are for people who want to dig. Skip them if they do not mean anything to you — the three numbers above are enough.

8,697 institutions have filed for this quarter. 13F permits late filing and a small number arrive in the weeks after the deadline, so the holder counts and changes below may tick up.

Fundamentals

PE (TTM)
EPS (TTM)
$-3.26
EPS YoY
Revenue (TTM)
Revenue YoY
Net margin
ROE
-74.0%
Debt ratio
29.4%
FCF (TTM)
-$480M
Dividend (TTM)
No dividend
Quarterly Revenue & EPS
2022-09-30: EPS -0.80 2022-12-31: EPS -0.73 2023-03-31: EPS -0.78 2023-06-30: EPS -1.08 2023-09-30: EPS -0.99 2023-12-31: EPS -1.10 2024-03-31: EPS -0.81 2024-06-30: EPS -0.70 2024-09-30: EPS -0.96 2024-12-31: EPS -0.90 2025-03-31: EPS -1.05 2025-06-30: EPS -0.97 2025-09-30: EPS -0.76 2025-12-31: EPS -0.69 2026-03-31: EPS -0.73 2026-06-30: EPS -1.08 -1.21 -0.61 0.00 2022202320242025202606/26 EPS

Quarterly figures, revenue up to 10 years back; EPS split-adjusted, early quarters hidden when not calibrable

Quarterly free cash flow
-145M-73M0K 20192020202120222023202420252026
Latest quarter $-145M (2026-03-31)

FCF = operating cash flow − capex, computed from SEC XBRL; banks/insurers have no standard cash-flow structure and are hidden

As of 2026-06-30 · SEC filings (XBRL)

Email me the next update

2026 Q3 holdings are due 2026-11-16. We will email you when the refreshed lists are live.