Brian S Posner
Director · 11 filings · Latest: Jun 5, 2026
ARCH CAPITAL GROUP LTD.
Dyne Therapeutics, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
DYN | Brian S Posner | Director | Jun 8, 2026 | Purchase | $16.94 | 2,000 | $33.9K | 24,500 | |
DYN | Brian S Posner | Director | Jun 3, 2026 | Purchase | $17.48 | 2,500 | $43.7K | 22,500 | |
ACGL | Brian S Posner | Director | Jun 3, 2026 | Sale | $19.66 | 3,000 | $59.0K | 0 | |
DYN | Brian S Posner | Director | May 26, 2026 | Purchase | $18.21 | 2,000 | $36.4K | 20,000 | |
DYN | Brian S Posner | Director | May 20, 2026 | Purchase | $17.12 | 2,500 | $42.8K | 18,000 | |
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 |