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Costanzo Brian J.
Chief Financial OfficerCIK 0001873434
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 7
- Buy transactions
- 0
- Sell transactions
- 0
- Companies
- 1
- Active
- 2025–2026
Costanzo Brian J., Chief Financial Officer, accounts for 7 disclosed filings worth $61.3K, all concentrated in MARKEL GROUP INC. (MKL), active 2025–2026. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Trading History
7 loaded
| Jul 16 | MKL MARKEL GROUP INC. | Costanzo Brian J. | Chief Financial Officer | Other | $3.5K |
| Apr 15 | MKL MARKEL GROUP INC. | Costanzo Brian J. | Chief Financial Officer | Other | $3.0K |
| Feb 26 | MKL MARKEL GROUP INC. | Costanzo Brian J. | Chief Financial Officer | Grant | $0 |
| Jan 20 | MKL MARKEL GROUP INC. | Costanzo Brian J. | Chief Financial Officer | Other | $3.5K |
| Dec 3 | MKL MARKEL GROUP INC. | Costanzo Brian J. | Chief Financial Officer | Tax withheld | $44.8K |
| Oct 16 | MKL MARKEL GROUP INC. | Costanzo Brian J. | Chief Financial Officer | Other | $3.0K |
| Jul 16 | MKL MARKEL GROUP INC. | Costanzo Brian J. | Chief Financial Officer | Other | $3.5K |
7 filings