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Home/Insiders/Costanzo Brian J.
CB
SEC Insider//CIK 0001873434

Costanzo Brian J.

CIK 00018734341 companyGLEN ALLEN, VA
SEC Profile

Transactions

2

Companies

1

Filings

1

CIK

0001873434

Recent Transactions

2 trades
  • Tax Payment
    MARKEL GROUP INC.$MKL

    Common Stock

    2025-12-02$2060.83/sh−21.723→ 954.359 total
  • Tax Payment
    MARKEL GROUP INC.$MKL

    Common Stock

    2025-12-02$2060.83/sh−21.723→ 954.359 total

Companies

1

Recent Filings

1

Address

C/O MARKEL GROUP INC. 4521 HIGHWOODS PARKWAY

GLEN ALLEN, VA, 23060

View on SEC.gov