COSTANZO BRIAN J.

PrivateCIK: 1873434
Location

GLEN ALLEN, VA

COSTANZO BRIAN J. (CAO and Controller) reported 1 transaction at MARKEL GROUP INC.

Review the transaction codes below to understand the nature of each event.

InsiderCOSTANZO BRIAN J.CIK 1873434
IssuerMARKEL GROUP INC.CIK 1096343
Officer· CAO and Controller
Since Aug 2021
+1.84
Net shares
Net buyer
$3.0K
Total acquired
0
Open market trades
0B · 0S
1
Total transactions
1.84 acquired
Non-Derivative Transactions1

Common Stock

Direct
J · J

Shares

+1.84

Price / share

$1.63K

Trade value

$3K

% of position

0.1%
3/31/2026
1.61K1.61K
Total

Net shares

+1.84

Net value

$3K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned226.32
Total
226.32 indirect226.32
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
COSTANZO BRIAN J. — Insider Transaction (Form 4) Filed Apr 15, 2026 | Finecho