DURKIN BRYAN T

PrivateCIK: 1341363
Location

CHICAGO, IL

DURKIN BRYAN T (President) sold 8.9% of their position (4.20K shares) of CME GROUP INC. on the open market

Open‑market sale worth $1.30M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderDURKIN BRYAN TCIK 1341363
IssuerCME GROUP INC.CIK 1156375
Officer· President
Since Aug 2018
-4.20K
Net shares
Net seller
$1.30M
Total sold
1
Open market trades
0B · 1S
1
Total transactions
4.20K disposed
Non-Derivative Transactions1

Common Stock Class A

Direct
S · Sale

Shares

4.20K

Price / share

$309.65

Trade value

$1.30M

% of position

8.9%
2/23/2026
47.21K43.01K
Total

Net shares

4.20K

Net value

-$1.30M

Derivative Transactions0
No derivative transactions reported
DURKIN BRYAN T — Insider Transaction (Form 4) Filed Feb 23, 2026 | Finecho