Brian J. Costanzo insider trades
Open-market stock purchases and sales by Brian J. Costanzo, Chief Financial Officer at Markel Group Inc, from SEC Form 4 filings since Feb 15, 2022.
Recent trades
| Date | Stock | Trade | Value |
|---|---|---|---|
| Jun 30, 2026 | MKL Markel Group Inc | Bought (not open market) | $3.5K |
| May 15, 2026 | MKL Markel Group Inc | Sold (not open market) | $24.1K |
| May 15, 2026 | MKL Markel Group Inc | Bought (not open market) | $50K |
| Mar 31, 2026 | MKL Markel Group Inc | Bought (not open market) | $3K |
| Feb 24, 2026 | MKL Markel Group Inc | Bought (not open market) | — |
| Dec 31, 2025 | MKL Markel Group Inc | Bought (not open market) | $3.5K |
| Dec 2, 2025 | MKL Markel Group Inc | Sold (not open market) | $44.8K |
Companies traded
- MKL Markel Group Inc: other filings, last Jun 30, 2026