MKLMARKEL GROUP INC.

Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-10-16.

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Insider buys (90d)
$0.00
Insider sells (90d)
$0.00
Net flow
$0.00
Filings
1
Buy transactions
0
Sell transactions
0
Distinct insiders
1
Last close (cached)
$1905.39
as of 2026-10-22
1d return
+1.8%
5d return
+4.4%
1m return
+9.4%

Top insiders trading MKL (90d)

Costanzo Brian J.
1 txns · $3.0K

Recent transactions (1)

FiledTxn dateInsiderCodeSharesPriceValueFiling
2026-10-162026-09-30Costanzo Brian J.
Officer
Other2$1455.58$3.0Kopen →

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