11 transactions on file, per SEC Form 4 filings.
See MKL superinvestor activity →Crowley Andrew G.
EVP & Pres., Markel Ventures · 2026-07-15
J-Other
$13K
Costanzo Brian J.
Chief Financial Officer · 2026-06-30
J-Other
$3K
Crowley Andrew G.
EVP & Pres., Markel Ventures · 2026-06-30
J-Other
$5K
Besca Mark
director · 2026-06-15
J-Other
$135K
Housel Morgan E.
director · 2026-06-15
J-Other
$110K
Leopold Diane
director · 2026-06-15
J-Other
$110K
MICHAEL JONATHAN E
director · 2026-06-15
J-Other
$110K
Morrison Harold Lawrence Jr.
director · 2026-06-15
J-Other
$55K
Cunningham Lawrence A
director · 2026-06-15
J-Other
$55K
Puckett A. Lynne
director · 2026-06-15
J-Other
$110K
OREILLY MICHAEL
director · 2026-06-15
J-Other
$150K
Each row links to the underlying SEC filing. Sells are shown for transparency, not as a signal — see the insider trading article for why.
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