MarketPeel
Insider Trading Intelligence
Pricing
…
Brian S. Posner
Wed, May 20, 2026
May 20
bought
$42.80k
of
DYN
2,500
shares @ $17.12
Increased holdings by
+16.10%
8th largest trade (out of 22)
Trade made by a director
Unscheduled trade
55% win rate · +5.3% median edge vs SPY (11 trades, 90-day · small sample)
DYN
Dyne Therapeutics, Inc.
Healthcare
Biotechnology
1D
0.00%
1W
+10.17%
1M
+35.39%
3M
+25.72%
6M
—
1Y
—
Recent insider activity at DYN
Jun 29
Jason P. Rhodes
Sold
$860.44k
Jun 29
Jason P. Rhodes
Sold
$1.09m
Jun 29
Jason P. Rhodes
Sold
$2.18m
Jun 26
Jason P. Rhodes
Sold
$1.37m
Jun 26
Jason P. Rhodes
Sold
$1.74m
Jun 26
Jason P. Rhodes
Sold
$3.47m
Jun 25
Erick Lucera
Sold
$48.11k
Jun 25
Jason P. Rhodes
Sold
$105.90k
Full DYN profile →
Brian S. Posner’s trading history →
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