CME
CME Group Inc
303.10$
+2.3%
vs. previous close
Closing price · As of: Oct 30, 2026
Ownership
Ownership Structure
Who owns CME Group Inc (CME)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.6% of the shares are freely tradable; institutional investors hold 92.6%.
Institutional ownership
?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
92.6%
Insiders
?Share of the stock held by the executives, founders and major shareholders of the company itself.
0.4%
Float
?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
98.6%
Short % of float
?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
1.6%
Shares Outstanding
?Total number of shares issued. Price times share count gives market cap.
358Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.50 | 30,566,342 | -2.8 | 06/30/2026 |
| Vanguard Capital Management, LLC | 6.58 | 23,661,856 | +1.3 | 06/30/2026 |
| State Street Corp | 4.55 | 16,346,170 | +1.8 | 06/30/2026 |
| Morgan Stanley - Brokerage Accounts | 2.71 | 9,728,195 | +3.4 | 06/30/2026 |
| Geode Capital Management, LLC | 2.58 | 9,271,309 | +1.4 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 2.55 | 9,167,524 | +1.5 | 06/30/2026 |
| Capital World Investors | 1.90 | 6,822,315 | -1.6 | 06/30/2026 |
| JPMorgan Chase & Co | 1.60 | 5,767,731 | -52.8 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.19 | 11,415,071 | -0.9 | 09/30/2026 |
| Vanguard 500 Index Investor | 2.64 | 9,442,120 | -1.9 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Shepard William R | Director | 263,289 | 79,802,787 $ | Sep 25, 2026 | indirect |
| Duffy Terrence A | Chairman and CEO | 62,442 | 18,926,170 $ | Sep 15, 2026 | direct |
| Winkler Julie | Sr MD Chief Commercial Officer | 31,561 | 9,566,139 $ | Sep 16, 2026 | direct |
| Fitzpatrick Lynne | President and CFO | 26,661 | 8,080,949 $ | Sep 16, 2026 | direct |
| Sammann Derek | Sr MD Gl Hd Commodities Mkts | 25,791 | 7,817,252 $ | May 25, 2026 | both |
| Tobin Jack J | MD Chief Accounting Officer | 25,762 | 7,808,462 $ | Sep 16, 2026 | direct |
| Gepsman Martin J | Director | 25,244 | 7,651,456 $ | Oct 22, 2026 | direct |
| Vroman Ken | Chief Transformation Officer | 20,232 | 6,132,319 $ | Sep 16, 2026 | direct |
| Cutinho Sunil | Chief Information Officer | 20,037 | 6,073,215 $ | Oct 27, 2026 | direct |
| Cook Elizabeth A | Director | 17,916 | 5,430,340 $ | Sep 14, 2026 | indirect |
| Sprague Suzanne | COO & Global Head of Clearing | 15,548 | 4,712,599 $ | Sep 16, 2026 | direct |
| McCourt Timothy Francis | Sr MD Global Head Equity & FX | 13,366 | 4,051,235 $ | Sep 16, 2026 | direct |
| Dennis Michael G. | Global Head of Fixed Income | 10,682 | 3,237,828 $ | Sep 16, 2026 | direct |
| Marchese John Clifford | Sr MD, General Counsel | 3,598 | 1,090,554 $ | Sep 16, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 27, 2026 | Cutinho Sunil | Chief Information Officer | Sell | 5,000 | 298.70 | 1,493,500 |
| Oct 22, 2026 | Gepsman Martin J | Director | Sell | 400 | 302.50 | 121,000 |
| Sep 25, 2026 | Shepard William R | Director | Buy | 293 | 268.76 | 78,747 |
| Sep 16, 2026 | Marchese John Clifford | Sr MD, General Counsel | Other | 44 | 272.46 | 11,988 |
| Sep 16, 2026 | McCourt Timothy Francis | Sr MD Global Head Equity & FX | Other | 364 | 272.46 | 99,175 |
| Sep 16, 2026 | Fitzpatrick Lynne | President and CFO | Other | 359 | 272.46 | 97,813 |
| Sep 16, 2026 | Sprague Suzanne | COO & Global Head of Clearing | Other | 308 | 272.46 | 83,918 |
| Sep 16, 2026 | Dennis Michael G. | Global Head of Fixed Income | Other | 274 | 272.46 | 74,654 |
| Sep 16, 2026 | Winkler Julie | Sr MD Chief Commercial Officer | Other | 359 | 272.46 | 97,813 |
| Sep 16, 2026 | Tobin Jack J | MD Chief Accounting Officer | Other | 51 | 272.46 | 13,895 |
| Sep 16, 2026 | Cutinho Sunil | Chief Information Officer | Other | 359 | 272.46 | 97,813 |
| Sep 16, 2026 | Sammann Derek | Sr MD Gl Hd Commodities Mkts | Other | 359 | 272.46 | 97,813 |
| Sep 16, 2026 | Vroman Ken | Chief Transformation Officer | Other | 308 | 272.46 | 83,918 |
| Sep 15, 2026 | Marchese John Clifford | Sr MD, General Counsel | Other | 50 | 275.09 | 13,755 |
| Sep 15, 2026 | Marchese John Clifford | Sr MD, General Counsel | Other | 57 | 275.09 | 15,680 |
| Sep 15, 2026 | Marchese John Clifford | Sr MD, General Counsel | Other | 47 | 275.09 | 12,929 |
| Sep 15, 2026 | Marchese John Clifford | Sr MD, General Counsel | Other | 43 | 275.09 | 11,829 |
| Sep 15, 2026 | Marchese John Clifford | Sr MD, General Counsel | Other | 784 | 275.09 | 215,671 |
| Sep 15, 2026 | McCourt Timothy Francis | Sr MD Global Head Equity & FX | Other | 338 | 275.09 | 92,980 |
| Sep 15, 2026 | McCourt Timothy Francis | Sr MD Global Head Equity & FX | Other | 330 | 275.09 | 90,780 |
| Sep 15, 2026 | McCourt Timothy Francis | Sr MD Global Head Equity & FX | Other | 302 | 275.09 | 83,077 |
| Sep 15, 2026 | McCourt Timothy Francis | Sr MD Global Head Equity & FX | Other | 2,592 | 275.09 | 713,033 |
| Sep 15, 2026 | Fitzpatrick Lynne | President and CFO | Other | 457 | 275.09 | 125,716 |
| Sep 15, 2026 | Fitzpatrick Lynne | President and CFO | Other | 275 | 275.09 | 75,650 |
| Sep 15, 2026 | Fitzpatrick Lynne | President and CFO | Other | 249 | 275.09 | 68,497 |
| Sep 15, 2026 | Fitzpatrick Lynne | President and CFO | Other | 4,088 | 275.09 | 1,124,568 |
| Sep 15, 2026 | Sprague Suzanne | COO & Global Head of Clearing | Other | 320 | 275.09 | 88,029 |
| Sep 15, 2026 | Sprague Suzanne | COO & Global Head of Clearing | Other | 275 | 275.09 | 75,650 |
| Sep 15, 2026 | Sprague Suzanne | COO & Global Head of Clearing | Other | 249 | 275.09 | 68,497 |
| Sep 15, 2026 | Sprague Suzanne | COO & Global Head of Clearing | Other | 2,864 | 275.09 | 787,858 |
| Sep 15, 2026 | Dennis Michael G. | Global Head of Fixed Income | Other | 274 | 275.09 | 75,375 |
| Sep 15, 2026 | Dennis Michael G. | Global Head of Fixed Income | Other | 2,592 | 275.09 | 713,033 |
| Sep 15, 2026 | Winkler Julie | Sr MD Chief Commercial Officer | Other | 320 | 275.09 | 88,029 |
| Sep 15, 2026 | Winkler Julie | Sr MD Chief Commercial Officer | Other | 361 | 275.09 | 99,307 |
| Sep 15, 2026 | Winkler Julie | Sr MD Chief Commercial Officer | Other | 373 | 275.09 | 102,609 |
| Sep 15, 2026 | Winkler Julie | Sr MD Chief Commercial Officer | Other | 2,864 | 275.09 | 787,858 |
| Sep 15, 2026 | Tobin Jack J | MD Chief Accounting Officer | Other | 205 | 275.09 | 56,393 |
| Sep 15, 2026 | Tobin Jack J | MD Chief Accounting Officer | Other | 47 | 275.09 | 12,929 |
| Sep 15, 2026 | Tobin Jack J | MD Chief Accounting Officer | Other | 44 | 275.09 | 12,104 |
| Sep 15, 2026 | Tobin Jack J | MD Chief Accounting Officer | Other | 700 | 275.09 | 192,563 |
| Sep 15, 2026 | Cutinho Sunil | Chief Information Officer | Other | 320 | 275.09 | 88,029 |
| Sep 15, 2026 | Cutinho Sunil | Chief Information Officer | Other | 361 | 275.09 | 99,307 |
| Sep 15, 2026 | Cutinho Sunil | Chief Information Officer | Other | 373 | 275.09 | 102,609 |
| Sep 15, 2026 | Cutinho Sunil | Chief Information Officer | Other | 2,864 | 275.09 | 787,858 |
| Sep 15, 2026 | Sammann Derek | Sr MD Gl Hd Commodities Mkts | Other | 320 | 275.09 | 88,029 |
| Sep 15, 2026 | Sammann Derek | Sr MD Gl Hd Commodities Mkts | Other | 361 | 275.09 | 99,307 |
| Sep 15, 2026 | Sammann Derek | Sr MD Gl Hd Commodities Mkts | Other | 373 | 275.09 | 102,609 |
| Sep 15, 2026 | Sammann Derek | Sr MD Gl Hd Commodities Mkts | Other | 2,864 | 275.09 | 787,858 |
| Sep 15, 2026 | Vroman Ken | Chief Transformation Officer | Other | 274 | 275.09 | 75,375 |
| Sep 15, 2026 | Vroman Ken | Chief Transformation Officer | Other | 309 | 275.09 | 85,003 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.