POSNER BRIAN S purchased 12.5% of their position (2.50K shares) of DYNE THERAPEUTICS, INC. on the open market
Open‑market purchase worth $43.7K — a moderate purchase. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 6/5/2026ACC: 0001193125-26-259563
+2.50K
Net shares
Net buyer
$43.7K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
2.50K acquired
Non-Derivative Transactions1
Common Stock
Direct
Shares
+2.50K
Price / share
$17.48
Trade value
$43.70K
% of position
12.5%
6/3/2026
20K→22.50K
Total
Net shares
+2.50K
Net value
$43.70K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 6/3/2026 | P · Purchase | +2.50K | $17.48 | $43.70K | 12.5% | 20K | 22.50K |
| Total | +2.50K | $43.70K | ||||||
Derivative Transactions0
No derivative transactions reported