United States Investment Banking & Investment Services

CME Group Inc (CME)

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Over the past 90 days, CME Group Inc. experienced significant insider selling, with a net value of approximately $22.57 million. Key transactions included substantial sales by Chairman and CEO Terrence Duffy. While some buying activity occurred, the overall trend reflects net divestment by executives, occurring amidst a 7.8% decline in stock price over the same period.
Ticker: CME Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for CME Group Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Buy 25 Jun 2026
Value US$3,935,279.72 | Price 25.14 | Shares 86,404 (-0.1%)
Buy 25 Jun 2026
Value US$585,797.90 | Price 485.39 | Shares 75,846 (+7.0%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-29 2026-06-25 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
86,404 -0.1%
25.14
US$3,935,280 		86,404 -0.1% 25.14 US$3,935,280
2026-06-29 2026-06-25 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
75,846 +7.0%
485.39
US$585,798 		75,846 +7.0% 485.39 US$585,798
2026-05-19 2026-05-18 S Sale
3.2
Piell Hilda Harris

Sr MD & Chief HR Officer

Officer
18,085 +34.6%
100.95
US$2,153,118 		18,085 +34.6% 100.95 US$2,153,118
2026-05-18 2026-05-18 PrS Proposed sale
3.2
HILDA PIELL 1998 TR

Officer

Officer
5,753
304.63
US$1,752,536 		5,753 304.63 US$1,752,536
2026-05-18 2026-05-15 S Sale
2.0
DUFFY TERRENCE A

Chairman and CEO

Executive Director
9,004 -13.9%
299.58
US$2,697,418 		9,004 -13.9% 299.58 US$2,697,418
2026-05-18 2026-05-15 S Sale
2.0
DUFFY TERRENCE A

Chairman and CEO

Executive Director
9,004 -13.9%
299.58
US$2,697,418 		9,004 -13.9% 299.58 US$2,697,418
2026-05-18 2026-05-15 S Sale
2.0
DUFFY TERRENCE A

Chairman and CEO

Executive Director
25,996 -28.7%
298.14
US$7,750,447 		25,996 -28.7% 298.14 US$7,750,447
2026-05-18 2026-05-15 S Sale
2.0
DUFFY TERRENCE A

Chairman and CEO

Executive Director
25,996 -28.7%
298.14
US$7,750,447 		25,996 -28.7% 298.14 US$7,750,447
2026-05-15 2026-05-15 PrS Proposed sale
2.0
Terrence Duffy

Officer

Officer
35,000
297.87
US$10,425,381 		35,000 297.87 US$10,425,381
2026-03-30 2026-03-26 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
62 +2.5%
297.38
US$18,455 		62 +2.5% 297.38 US$18,455
2026-03-30 2026-03-26 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
1,408 +0.5%
297.38
US$418,646 		1,408 +0.5% 297.38 US$418,646
2026-03-19 2026-03-17 PlS Planned sale
Marcus Jonathan L

Sr MD General Counsel

Officer
3,291 -31.4%
333.37
US$1,097,121 		3,291 -31.4% 333.37 US$1,097,121
2026-03-17 2026-03-17 PrS Proposed sale
JONATHAN MARCUS

Officer

Officer
3,291
313.37
US$1,031,301 		3,291 313.37 US$1,031,301
2026-03-12 2026-03-12 S Sale
2.7
Vroman Ken

Chief Transformation Officer

Officer
5,160 -25.7%
309.00
US$1,594,440 		5,160 -25.7% 309.00 US$1,594,440
2026-03-12 2026-03-12 PrS Proposed sale
2.7
KENDAL VROMAN

Officer

Officer
5,160
309.00
US$1,594,454 		5,160 309.00 US$1,594,454
2026-03-09 2026-03-06 S Sale
3.3
Cook Elizabeth A
Non-Executive Director
1,000 -5.3%
320.00
US$320,000 		1,000 -5.3% 320.00 US$320,000
2026-03-06 2026-03-06 PrS Proposed sale
3.3
ELIZABETH ANNE COOK TRUST U/A DTD 01/08/1999

Director

Non-Executive Director
1,000
320.00
US$320,000 		1,000 320.00 US$320,000
2026-02-23 2026-02-23 S Sale
2.7
Durkin Bryan T
Non-Executive Director
4,200 -8.9%
309.65
US$1,300,530 		4,200 -8.9% 309.65 US$1,300,530
2026-02-23 2026-02-23 PrS Proposed sale
2.7
BRYAN T DURKIN REVOCABLE TRUST

Director

Non-Executive Director
4,200
309.65
US$1,300,520 		4,200 309.65 US$1,300,520
2026-02-20 2026-02-20 S Sale
2.6
GEPSMAN MARTIN J
Non-Executive Director
300 -1.2%
305.90
US$91,770 		300 -1.2% 305.90 US$91,770
2026-02-18 2026-02-18 PrS Proposed sale
2.6
GEPSMAN MARTIN J

Director

Non-Executive Director
300
302.03
US$90,609 		300 302.03 US$90,609
2026-02-09 2026-02-06 S Sale
2.6
Suskind Dennis
Non-Executive Director
748 -21.7%
300.00
US$224,400 		748 -21.7% 300.00 US$224,400
2026-02-06 2026-02-06 PrS Proposed sale
2.6
Dennis Suskind

Director

Non-Executive Director
748
297.38
US$222,440 		748 297.38 US$222,440
2026-01-02 2025-12-30 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
251 +0.1%
278.37
US$69,929 		251 +0.1% 278.37 US$69,929
2026-01-02 2025-12-30 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
11 +0.4%
278.37
US$3,079 		11 +0.4% 278.37 US$3,079
2025-12-15 2025-12-11 S Sale
2.0
DUFFY TERRENCE A

Chairman and CEO

Executive Director
11,911 -15.3%
270.05
US$3,216,566 		11,911 -15.3% 270.05 US$3,216,566
2025-12-15 2025-12-11 S Sale
2.0
DUFFY TERRENCE A

Chairman and CEO

Executive Director
13,089 -14.4%
269.10
US$3,522,250 		13,089 -14.4% 269.10 US$3,522,250
2025-12-11 2025-12-11 PrS Proposed sale
2.0
Terrence Duffy

officer

Officer
25,000
268.98
US$6,724,551 		25,000 268.98 US$6,724,551
2025-11-21 2025-11-20 S Sale
2.9
Sammann Derek

Sr MD Gl Hd Commodities Mkts

Officer
1,314 -15.8%
275.74
US$362,322 		1,314 -15.8% 275.74 US$362,322
2025-11-21 2025-11-20 S Sale
2.9
Sammann Derek

Sr MD Gl Hd Commodities Mkts

Officer
5,886 -34.8%
275.65
US$1,622,476 		5,886 -34.8% 275.65 US$1,622,476
2025-11-20 2025-11-20 PrS Proposed sale
2.9
Sammann Derek

Director

Non-Executive Director
7,200
274.99
US$1,979,928 		7,200 274.99 US$1,979,928
2025-11-04 2025-11-03 S Sale
0.8
Ford Harold Eugene Jr.
Non-Executive Director
1,000 -47.8%
263.53
US$263,530 		1,000 -47.8% 263.53 US$263,530
2025-11-03 2025-11-03 PrS Proposed sale
0.8
HAROLD E FORD JR.

Director

Non-Executive Director
1,000
263.52
US$263,520 		1,000 263.52 US$263,520
2025-09-26 2025-09-25 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
12 +0.5%
265.22
US$3,069 		12 +0.5% 265.22 US$3,069
2025-09-26 2025-09-25 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
262 +0.1%
265.19
US$69,603 		262 +0.1% 265.19 US$69,603
2025-09-18 2025-09-18 PrS Proposed sale
JONATHAN MARCUS

Officer

Officer
392
262.00
US$102,704 		392 262.00 US$102,704
2025-09-18 2025-09-18 PlS Planned sale
Marcus Jonathan L

Sr MD General Counsel

Officer
392 -4.8%
262.00
US$102,704 		392 -4.8% 262.00 US$102,704
2025-09-17 2025-09-16 S Sale
2.2
McCourt Timothy Francis

Sr MD Global Head Equity & FX

Officer
379 -3.8%
259.83
US$98,476 		379 -3.8% 259.83 US$98,476
2025-09-17 2025-09-16 PlS Planned sale
Marcus Jonathan L

Sr MD General Counsel

Officer
376 -4.2%
258.96
US$97,369 		376 -4.2% 258.96 US$97,369
2025-09-16 2025-09-16 PrS Proposed sale
JONATHAN MARCUS

Officer

Officer
376
258.96
US$97,369 		376 258.96 US$97,369
2025-08-26 2025-08-26 PrS Proposed sale
2.5
SUNIL CUTINHO

Officer

Officer
11,896
271.47
US$3,229,452 		11,896 271.47 US$3,229,452
2025-08-26 2025-08-26 S Sale
2.5
Cutinho Sunil

Chief Information Officer

Officer
5,966 -25.5%
270.85
US$1,615,891 		5,966 -25.5% 270.85 US$1,615,891
2025-08-26 2025-08-26 S Sale
2.5
Cutinho Sunil

Chief Information Officer

Officer
5,930 -20.2%
272.10
US$1,613,553 		5,930 -20.2% 272.10 US$1,613,553
2025-08-18 2025-08-18 PrS Proposed sale
1.8
JAMES NEWSOME

Director

Non-Executive Director
32,468
6.16
US$200,055 		32,468 6.16 US$200,055
2025-06-26 2025-06-25 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
11 +0.5%
270.53
US$3,054 		11 +0.5% 270.53 US$3,054
2025-06-26 2025-06-25 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
256 +0.1%
270.53
US$69,282 		256 +0.1% 270.53 US$69,282
2025-06-11 2025-06-10 S Sale
2.5
Carey Charles P
Non-Executive Director
350 -6.7%
265.35
US$92,872 		350 -6.7% 265.35 US$92,872
2025-06-11 2025-06-10 S Sale
2.5
Carey Charles P
Non-Executive Director
150 -2.8%
265.36
US$39,804 		150 -2.8% 265.36 US$39,804
2025-06-04 2025-05-28 PrS Proposed sale
2.5
Carey Charles P

Director

Non-Executive Director
500
286.37
US$143,185 		500 286.37 US$143,185
2025-05-23 2025-05-22 S Sale
3.6
Kaye Daniel G
Non-Executive Director
500 -12.0%
282.42
US$141,210 		500 -12.0% 282.42 US$141,210
2025-05-22 2025-05-22 PrS Proposed sale
3.6
Kaye Daniel G

Director

Non-Executive Director
500
282.50
US$141,250 		500 282.50 US$141,250
2025-05-21 2025-05-20 PlS Planned sale
Marcus Jonathan L

Sr MD General Counsel

Officer
390 -5.5%
277.50
US$108,225 		390 -5.5% 277.50 US$108,225
2025-05-20 2025-05-20 PrS Proposed sale
JONATHAN MARCUS

Officer

Officer
390
277.50
US$108,225 		390 277.50 US$108,225
2025-05-20 2025-05-19 S Sale
2.7
Lockett Phyllis M
Non-Executive Director
1,060 -25.4%
277.88
US$294,553 		1,060 -25.4% 277.88 US$294,553
2025-05-19 2025-05-19 PrS Proposed sale
2.7
Lockett Phyllis M

Director

Non-Executive Director
1,060
278.95
US$295,687 		1,060 278.95 US$295,687
2025-05-19 2025-05-15 S Sale
2.5
Carey Charles P
Non-Executive Director
3,000 -35.7%
272.56
US$817,680 		3,000 -35.7% 272.56 US$817,680
2025-05-19 2025-05-15 S Sale
2.6
GEPSMAN MARTIN J
Non-Executive Director
300 -1.2%
273.17
US$81,951 		300 -1.2% 273.17 US$81,951
2025-05-15 2025-05-15 PrS Proposed sale
2.5
Carey Charles P

Director

Non-Executive Director
3,000
266.60
US$799,800 		3,000 266.60 US$799,800
2025-05-13 2025-05-13 PrS Proposed sale
2.6
GEPSMAN MARTIN J

Director

Non-Executive Director
300
267.50
US$80,250 		300 267.50 US$80,250
2025-05-07 2025-05-05 S Sale
2.9
Sammann Derek

Sr MD Gl Hd Commodities Mkts

Officer
2,475 -22.9%
280.60
US$694,485 		2,475 -22.9% 280.60 US$694,485
2025-05-07 2025-05-05 S Sale
2.9
Sammann Derek

Sr MD Gl Hd Commodities Mkts

Officer
2,175 -13.0%
280.63
US$610,362 		2,175 -13.0% 280.63 US$610,362
2025-05-02 2025-05-02 PrS Proposed sale
2.9
Sammann Derek

Officer

Officer
4,650
281.20
US$1,307,580 		4,650 281.20 US$1,307,580
2025-04-30 2025-04-29 S Sale
2.6
Suskind Dennis
Non-Executive Director
1,000 -25.5%
271.28
US$271,280 		1,000 -25.5% 271.28 US$271,280
2025-04-29 2025-04-29 PrS Proposed sale
2.6
Dennis Suskind

Director

Non-Executive Director
1,000
268.24
US$268,240 		1,000 268.24 US$268,240
2025-04-28 2025-04-25 S Sale
1.3
GERDES LARRY G
Non-Executive Director
2,000 -5.2%
266.12
US$532,239 		2,000 -5.2% 266.12 US$532,239
2025-04-25 2025-04-25 PrS Proposed sale
1.3
LARRY G GERDES

Director

Non-Executive Director
2,000
266.12
US$532,239 		2,000 266.12 US$532,239
2025-04-28 2025-04-24 S Sale
1.3
GERDES LARRY G
Non-Executive Director
1,000 -2.5%
265.10
US$265,103 		1,000 -2.5% 265.10 US$265,103
2025-04-28 2025-04-24 S Sale
1.3
GERDES LARRY G
Non-Executive Director
1,000 -2.5%
263.10
US$263,100 		1,000 -2.5% 263.10 US$263,100
2025-04-24 2025-04-24 PrS Proposed sale
1.3
LARRY G GERDES

Director

Non-Executive Director
2,000
264.10
US$528,203 		2,000 264.10 US$528,203
2025-03-27 2025-03-26 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
12 +0.5%
262.62
US$3,041 		12 +0.5% 262.62 US$3,041
2025-03-27 2025-03-26 B Purchase
3.9
SHEPARD WILLIAM R
Non-Executive Director
263 +0.1%
262.62
US$68,954 		263 +0.1% 262.62 US$68,954
2025-03-18 2025-03-14 S Sale
1.0
Lucas Deborah J
Non-Executive Director
1,500 -30.9%
256.95
US$385,425 		1,500 -30.9% 256.95 US$385,425
2025-03-14 2025-03-14 PrS Proposed sale
1.0
Lucas Deborah J

Director

Non-Executive Director
1,500
259.00
US$388,500 		1,500 259.00 US$388,500
2025-03-17 2025-03-13 S Sale
2.1
SIEGEL HOWARD J
Non-Executive Director
10,000 -31.4%
260.00
US$2,600,000 		10,000 -31.4% 260.00 US$2,600,000
2025-03-12 2025-03-12 PrS Proposed sale
2.1
SIEGEL HOWARD J

Director

Non-Executive Director
20,000
255.67
US$5,113,400 		20,000 255.67 US$5,113,400
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