Arkolith/Insider Trading/MKL/Form 4

Costanzo Brian J.

Chief Financial OfficerMARKEL GROUP INC. (MKL) · full profile →Form 4 · filed Jan 20, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
1
1 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Dec 31, 2025Other(J)2$1602.62$3K957

Transaction Codes

J
Other acquisition / disposition

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001096343-26-000001) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML

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