WHITTENBURG MARK G

PrivateCIK: 1866737
Location

ST. LOUIS, MO

WHITTENBURG MARK G (General Counsel and Secretary) reported 2 transactions at CORE & MAIN, INC.

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

InsiderWHITTENBURG MARK GCIK 1866737
IssuerCORE & MAIN, INC.CIK 1856525
Officer· General Counsel and Secretary
Since Jul 2021
-835.00
Net shares
Net seller
$41.4K
Total sold
0
Open market trades
0B · 0S
2
Total transactions
835.00 disposed
Non-Derivative Transactions2

Class A Common Stock

Direct
F · Tax Withholding

Shares

278.00

Price / share

$49.96

Trade value

$13.89K

% of position

2.9%
3/9/2026
9.69K9.41K

Class A Common Stock

Direct
F · Tax Withholding

Shares

557.00

Price / share

$49.38

Trade value

$27.50K

% of position

5.9%
3/10/2026
9.41K8.86K
Total

Net shares

835.00

Net value

-$41.39K

Derivative Transactions0
No derivative transactions reported
WHITTENBURG MARK G — Insider Transaction (Form 4) Filed Mar 11, 2026 | Finecho