MKLMARKEL GROUP INC.

Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-05-27.

Set an alert for MKL
Insider buys (90d)
$371.1K
Insider sells (90d)
$140.4K
Net flow
$230.7K
Filings
18
Buy transactions
3
Sell transactions
3
Distinct insiders
13
Last close (cached)
$1818.67
as of 2026-06-05
1d return
+2.3%
5d return
+0.2%
1m return
+1.9%

Top insiders trading MKL (90d)

Recent transactions (23)

FiledTxn dateInsiderCodeSharesPriceValueFiling
2026-05-272026-05-22Harris Greta J
Director
Sale27$1848.83$49.9Kopen →
2026-05-272026-05-22Harris Greta J
Director
Sale14$1847.36$25.9Kopen →
2026-05-272026-05-22Harris Greta J
Director
Sale35$1846.12$64.6Kopen →
2026-05-222026-05-20MICHAEL JONATHAN E
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20Housel Morgan E.
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20Harris Greta J
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20Besca Mark
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20Cunningham Lawrence A
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20Leopold Diane
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20Puckett A. Lynne
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20Morrison Harold Lawrence Jr.
Director
Grant89$0.00$0.00open →
2026-05-222026-05-20OREILLY MICHAEL
Director
Grant89$0.00$0.00open →
2026-05-192026-05-15Crowley Andrew G.
Officer
Other60$1659.60$100.0Kopen →
2026-05-192026-05-15Crowley Andrew G.
Officer
Tax75$1844.00$138.1Kopen →
2026-05-192026-05-15Costanzo Brian J.
Officer
Other30$1659.60$50.0Kopen →
2026-05-192026-05-15Costanzo Brian J.
Officer
Tax13$1844.00$24.1Kopen →
2026-05-192026-05-15Grinnan Richard Randolph
Officer
Tax116$1844.00$214.6Kopen →
2026-05-192026-05-15GAYNER THOMAS SINNICKSON
OfficerDirector
Tax482$1844.00$888.2Kopen →
2026-04-152026-03-31Crowley Andrew G.
Officer
Other9$1626.96$15.0Kopen →
2026-04-152026-03-31Costanzo Brian J.
Officer
Other2$1626.96$3.0Kopen →
2026-05-082026-05-07Leopold Diane
Director
Buy50$1789.19$89.5Kopen →
2026-05-082026-05-06Leopold Diane
Director
Buy100$1792.61$179.3Kopen →
2026-05-052026-05-01Puckett A. Lynne
Director
Buy57$1795.53$102.3Kopen →

Other tickers these insiders trade

Want an email the moment a new insider transaction is filed on MKL? Set up an alert → Watch4Insider delivers SEC Form 4 alerts with a sub-60s p95 SLA.

MKL Insider Trading & Form 4 Activity · Watch4Insider