Brian S Posner
Director · 6 filings · Latest: May 11, 2026
ARCH CAPITAL GROUP LTD.
Dyne Therapeutics, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
ACGL | Brian S Posner | Director | May 11, 2026 | Sale | $17.14 | 2,000 | $34.3K | 0 | |
DYN | Brian S Posner | Director | Mar 30, 2026 | Purchase | $17.08 | 2,000 | $34.2K | 15,500 | |
DYN | Brian S Posner | Director | Mar 11, 2026 | Purchase | $19.35 | 2,000 | $38.7K | 13,500 | |
ACGL | Brian S Posner | Director | Mar 11, 2026 | Sale | $17.12 | 3,000 | $51.3K | 2,000 | |
DYN | Brian S Posner | Director | Mar 6, 2026 | Purchase | $15.06 | 3,000 | $45.2K | 11,500 |