Brian S. Posner, Director at ARCH CAPITAL GROUP LTD. (ACGL), sold 6,000 shares at $17.11 ($103K) on 2026-03-11, disclosed to the SEC on 2026-03-12.
Open-market sale of $103k ACGL by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $17.11 | 3,000 | $51K | 50.0% |
| 2 | $17.12 | 3,000 | $51K | 50.0% |
| Total | $17.12 avg | 6,000 | $103K | 100% |
| Filing → |
| ACGL | SELL | 2026-06-04 | $59K | — | Filing → |
| DYN | BUY | 2026-05-28 | $36K | — | Filing → |
| DYN | BUY | 2026-05-22 | $43K | — | Filing → |