Brian S. Posner, Director at ARCH CAPITAL GROUP LTD. (ACGL), bought 500 shares at $21.86 ($11K) on 2018-11-28, disclosed to the SEC on 2018-11-29.
Open-market purchase of $11k ACGL by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade C.
Nothing distinguishes this filing.
| Filing → |
| ACGL | SELL | 2026-06-04 | $59K | — | Filing → |
| DYN | BUY | 2026-05-28 | $36K | — | Filing → |
| DYN | BUY | 2026-05-22 | $43K | — | Filing → |