SHEPARD WILLIAM R

PrivateCIK: 1212852
Location

CHICAGO, IL

SHEPARD WILLIAM R purchased 137.4% of their position (1.47K shares) of CME GROUP INC. on the open market

Open‑market purchase worth $437.1K — a major conviction buy. The strongest form of insider conviction signal.

P · 2 purchases
InsiderSHEPARD WILLIAM RCIK 1212852
IssuerCME GROUP INC.CIK 1156375
Director
Since Sep 2018
+1.47K
Net shares
Net buyer
$437.1K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
1.47K acquired
Non-Derivative Transactions2

Common Stock Class A

Indirect
P · Purchase

Shares

+1.41K

Price / share

$297.38

Trade value

$418.65K

% of position

0.5%
3/26/2026
258.71K260.12K

Common Stock Class A

Direct
P · Purchase

Shares

+62.06

Price / share

$297.38

Trade value

$18.46K

% of position

2.5%
3/26/2026
2.48K2.54K
Total

Net shares

+1.47K

Net value

$437.10K

Derivative Transactions0
No derivative transactions reported
SHEPARD WILLIAM R — Insider Transaction (Form 4) Filed Mar 30, 2026 | Finecho