William R. Shepard

CIK: 0001212852

Transaction Breakdown

Open Market Buys (P)21 (80.8%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (11.5%)

Compensation grants

Other (G, F, J, C, D, …)2 (7.7%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CME

CME GROUP INC.

Director

Discretionary Trading P&L

Holdings

Transaction History (26 total)

CME
CME GROUP INC.
Sep 25, 2026
Purchase(P)
Indirect
293 shares at avg. $268.76$79K
CME
CME GROUP INC.
Aug 18, 2026
Other(J)
Indirect
2.6K shares-
CME
CME GROUP INC.
Aug 18, 2026
Other(J)
Direct
2.6K shares-
CME
CME GROUP INC.
Jun 25, 2026
Award(A)
Direct
422 shares at avg. $225.00$95K
CME
CME GROUP INC.
Jun 25, 2026
Purchase(P)
Direct
14 shares at avg. $230.57$3K
CME
CME GROUP INC.
Jun 25, 2026
Purchase(P)
Indirect
325 shares at avg. $230.57$75K
CME
CME GROUP INC.
Jun 25, 2026
Award(A)
Direct
645 shares at avg. $225.00$145K
CME
CME GROUP INC.
Mar 26, 2026
Purchase(P)
Direct
62 shares at avg. $297.38$18K
CME
CME GROUP INC.
Mar 26, 2026
Purchase(P)
Indirect
1.4K shares at avg. $297.38$419K
CME
CME GROUP INC.
Dec 30, 2025
Purchase(P)
Direct
11 shares at avg. $278.37$3K
CME
CME GROUP INC.
Dec 30, 2025
Purchase(P)
Indirect
251 shares at avg. $278.37$70K
CME
CME GROUP INC.
Sep 25, 2025
Purchase(P)
Direct
12 shares at avg. $265.22$3K
CME
CME GROUP INC.
Sep 25, 2025
Purchase(P)
Indirect
262 shares at avg. $265.19$70K
CME
CME GROUP INC.
Jun 25, 2025
Purchase(P)
Direct
11 shares at avg. $270.53$3K
CME
CME GROUP INC.
Jun 25, 2025
Award(A)
Indirect
879 shares at avg. $273.03$240K
CME
CME GROUP INC.
Jun 25, 2025
Purchase(P)
Indirect
256 shares at avg. $270.53$69K
CME
CME GROUP INC.
Mar 26, 2025
Purchase(P)
Indirect
263 shares at avg. $262.62$69K
CME
CME GROUP INC.
Mar 26, 2025
Purchase(P)
Direct
12 shares at avg. $262.62$3K
CME
CME GROUP INC.
Jan 16, 2025
Purchase(P)
Direct
60 shares at avg. $227.96$14K
CME
CME GROUP INC.
Jan 16, 2025
Purchase(P)
Indirect
1.4K shares at avg. $227.96$311K
CME
CME GROUP INC.
Jan 16, 2025
Purchase(P)
Direct
60 shares at avg. $227.96$14K
CME
CME GROUP INC.
Jan 16, 2025
Purchase(P)
Indirect
1.4K shares at avg. $227.96$312K
CME
CME GROUP INC.
Dec 27, 2024
Purchase(P)
Direct
12 shares at avg. $232.89$3K
CME
CME GROUP INC.
Dec 27, 2024
Purchase(P)
Indirect
264 shares at avg. $232.89$62K
CME
CME GROUP INC.
Sep 25, 2024
Purchase(P)
Direct
12 shares at avg. $218.50$3K

		Type	Shares	Price		Ownership
Sep 25, 2026	CME CME GROUP INC.	Purchase(P)	293	$268.76	$78,626	Indirect
Aug 18, 2026	CME CME GROUP INC.	Other(J)	2,554	-	$0	Indirect
Aug 18, 2026	CME CME GROUP INC.	Other(J)	2,554	-	$0	Direct
Jun 25, 2026	CME CME GROUP INC.	Award(A)	422	$225.00	$94,950	Direct
Jun 25, 2026	CME CME GROUP INC.	Purchase(P)	14	$230.57	$3,301	Direct
Jun 25, 2026	CME CME GROUP INC.	Purchase(P)	325	$230.57	$74,885	Indirect
Jun 25, 2026	CME CME GROUP INC.	Award(A)	645	$225.00	$145,125	Direct
Mar 26, 2026	CME CME GROUP INC.	Purchase(P)	62	$297.38	$18,455	Direct
Mar 26, 2026	CME CME GROUP INC.	Purchase(P)	1,408	$297.38	$418,646	Indirect
Dec 30, 2025	CME CME GROUP INC.	Purchase(P)	11	$278.37	$3,079	Direct
Dec 30, 2025	CME CME GROUP INC.	Purchase(P)	251	$278.37	$69,929	Indirect
Sep 25, 2025	CME CME GROUP INC.	Purchase(P)	12	$265.22	$3,069	Direct
Sep 25, 2025	CME CME GROUP INC.	Purchase(P)	262	$265.19	$69,603	Indirect
Jun 25, 2025	CME CME GROUP INC.	Purchase(P)	11	$270.53	$3,054	Direct
Jun 25, 2025	CME CME GROUP INC.	Award(A)	879	$273.03	$239,993	Indirect
Jun 25, 2025	CME CME GROUP INC.	Purchase(P)	256	$270.53	$69,282	Indirect
Mar 26, 2025	CME CME GROUP INC.	Purchase(P)	263	$262.62	$68,954	Indirect
Mar 26, 2025	CME CME GROUP INC.	Purchase(P)	12	$262.62	$3,041	Direct
Jan 16, 2025	CME CME GROUP INC.	Purchase(P)	60	$227.96	$13,689	Direct
Jan 16, 2025	CME CME GROUP INC.	Purchase(P)	1,362	$227.96	$310,509	Indirect
Jan 16, 2025	CME CME GROUP INC.	Purchase(P)	60	$227.96	$13,757	Direct
Jan 16, 2025	CME CME GROUP INC.	Purchase(P)	1,369	$227.96	$312,041	Indirect
Dec 27, 2024	CME CME GROUP INC.	Purchase(P)	12	$232.89	$2,714	Direct
Dec 27, 2024	CME CME GROUP INC.	Purchase(P)	264	$232.89	$61,568	Indirect
Sep 25, 2024	CME CME GROUP INC.	Purchase(P)	12	$218.50	$2,700	Direct

1-25 of 26 transactions

About SHEPARD WILLIAM R

SHEPARD WILLIAM R (SEC CIK 0001212852) files insider reports with the SEC as Director of CME GROUP INC. (CME).

Signal8 holds 11 ownership filings by SHEPARD WILLIAM R, all Form 4s, filed between Sep 27, 2024 and Sep 28, 2026. Those filings report 26 transactions, from Sep 25, 2024 to Sep 25, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on SHEPARD WILLIAM R's filings is in CHICAGO, IL.

Recent filings by SHEPARD WILLIAM R

Sep 25, 2026: Open-market purchase of CME shares (Form 4, code P).
Aug 18, 2026: Other transactions of CME shares (2 lines, Form 4, code J).
Jun 25, 2026: Grant or award of CME shares (Form 4, code A).
Jun 25, 2026: Open-market purchases of CME shares (2 lines, Form 4, code P).
Jun 25, 2026: Grant or award of CME shares (Form 4, code A).

Other insiders filing for CME GROUP INC. (CME)

SIEGEL HOWARD J, Director
Winkler Julie, Sr MD Chief Commercial Officer
Render Matthew V, MD, Chief Accounting Officer
Cutinho Sunil, Chief Information Officer
GEPSMAN MARTIN J, Director
Vroman Ken, Chief Transformation Officer

How to read Form 4 transaction codes