Costanzo Brian J.
Chief Financial Officer · 9 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-06-30 | MKL | MARKEL GROUP INC. | J | 2 | $1,617.19 | $3,499.92 | filing |
| 2026-05-15 | MKL | MARKEL GROUP INC. | J | 30 | $1,659.60 | $49,999.93 | filing |
| 2026-05-15 | MKL | MARKEL GROUP INC. | Tax withholding | 13 | $1,844.00 | $24,119.52 | filing |
| 2026-03-31 | MKL | MARKEL GROUP INC. | J | 2 | $1,626.96 | $2,999.95 | filing |
| 2026-02-24 | MKL | MARKEL GROUP INC. | Award | 655 | $0.00 | $0.00 | filing |
| 2025-12-31 | MKL | MARKEL GROUP INC. | J | 2 | $1,602.62 | $3,500.12 | filing |
| 2025-12-02 | MKL | MARKEL GROUP INC. | Tax withholding | 22 | $2,060.83 | $44,767.41 | filing |
| 2025-09-30 | MKL | MARKEL GROUP INC. | J | 2 | $1,624.66 | $2,999.12 | filing |
| 2025-06-30 | MKL | MARKEL GROUP INC. | J | 2 | $1,580.87 | $3,500.05 | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.