Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| CTSH | Gummadi Surya | President - Americas | 09/15/2026 | Optionsausübung | — | 598 | — | Form 4 |
| CTSH | Gummadi Surya | President - Americas | 09/15/2026 | Optionsausübung | — | 1,397 | — | Form 4 |
| CTSH | Singisetti Ravi Kumar | Chief Executive Officer | 09/15/2026 | Steuer-Abgabe | 64.10 | 3,231 | 207,107 | Form 4 |
| CTSH | Singisetti Ravi Kumar | Chief Executive Officer | 09/15/2026 | Optionsausübung | — | 5,987 | — | Form 4 |
| CTSH | Kim John Sunshin | CLO, CAO & Corporate Secretary | 09/15/2026 | Steuer-Abgabe | 64.10 | 889 | 56,985 | Form 4 |
| CTSH | Kim John Sunshin | CLO, CAO & Corporate Secretary | 09/15/2026 | Optionsausübung | — | 1,647 | — | Form 4 |
| CTSH | Ayyar Balu Ganesh | President - APJ and ISG | 09/15/2026 | Optionsausübung | — | 849 | — | Form 4 |
| CME | Marchese John Clifford | Sr MD, General Counsel | 09/15/2026 | Steuer-Abgabe | 275.09 | 50 | 13,755 | Form 4 |
| CME | Marchese John Clifford | Sr MD, General Counsel | 09/15/2026 | Steuer-Abgabe | 275.09 | 57 | 15,680 | Form 4 |
| CME | Marchese John Clifford | Sr MD, General Counsel | 09/15/2026 | Steuer-Abgabe | 275.09 | 47 | 12,929 | Form 4 |
| CME | Marchese John Clifford | Sr MD, General Counsel | 09/15/2026 | Steuer-Abgabe | 275.09 | 43 | 11,829 | Form 4 |
| CME | Marchese John Clifford | Sr MD, General Counsel | 09/15/2026 | Zuteilung | 275.09 | 784 | 215,671 | Form 4 |
| CME | McCourt Timothy Francis | Sr MD Global Head Equity & FX | 09/15/2026 | Steuer-Abgabe | 275.09 | 338 | 92,980 | Form 4 |
| CME | McCourt Timothy Francis | Sr MD Global Head Equity & FX | 09/15/2026 | Steuer-Abgabe | 275.09 | 330 | 90,780 | Form 4 |
| CME | McCourt Timothy Francis | Sr MD Global Head Equity & FX | 09/15/2026 | Steuer-Abgabe | 275.09 | 302 | 83,077 | Form 4 |
| CME | McCourt Timothy Francis | Sr MD Global Head Equity & FX | 09/15/2026 | Zuteilung | 275.09 | 2,592 | 713,033 | Form 4 |
| CME | Fitzpatrick Lynne | President and CFO | 09/15/2026 | Steuer-Abgabe | 275.09 | 457 | 125,716 | Form 4 |
| CME | Fitzpatrick Lynne | President and CFO | 09/15/2026 | Steuer-Abgabe | 275.09 | 275 | 75,650 | Form 4 |
| CME | Fitzpatrick Lynne | President and CFO | 09/15/2026 | Steuer-Abgabe | 275.09 | 249 | 68,497 | Form 4 |
| CME | Fitzpatrick Lynne | President and CFO | 09/15/2026 | Zuteilung | 275.09 | 4,088 | 1,124,568 | Form 4 |
| CME | Sprague Suzanne | COO & Global Head of Clearing | 09/15/2026 | Steuer-Abgabe | 275.09 | 320 | 88,029 | Form 4 |
| CME | Sprague Suzanne | COO & Global Head of Clearing | 09/15/2026 | Steuer-Abgabe | 275.09 | 275 | 75,650 | Form 4 |
| CME | Sprague Suzanne | COO & Global Head of Clearing | 09/15/2026 | Steuer-Abgabe | 275.09 | 249 | 68,497 | Form 4 |
| CME | Sprague Suzanne | COO & Global Head of Clearing | 09/15/2026 | Zuteilung | 275.09 | 2,864 | 787,858 | Form 4 |
| CME | Dennis Michael G. | Global Head of Fixed Income | 09/15/2026 | Steuer-Abgabe | 275.09 | 274 | 75,375 | Form 4 |
| CME | Dennis Michael G. | Global Head of Fixed Income | 09/15/2026 | Zuteilung | 275.09 | 2,592 | 713,033 | Form 4 |
| CME | Winkler Julie | Sr MD Chief Commercial Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 320 | 88,029 | Form 4 |
| CME | Winkler Julie | Sr MD Chief Commercial Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 361 | 99,307 | Form 4 |
| CME | Winkler Julie | Sr MD Chief Commercial Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 373 | 102,609 | Form 4 |
| CME | Winkler Julie | Sr MD Chief Commercial Officer | 09/15/2026 | Zuteilung | 275.09 | 2,864 | 787,858 | Form 4 |
| CME | Tobin Jack J | MD Chief Accounting Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 205 | 56,393 | Form 4 |
| CME | Tobin Jack J | MD Chief Accounting Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 47 | 12,929 | Form 4 |
| CME | Tobin Jack J | MD Chief Accounting Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 44 | 12,104 | Form 4 |
| CME | Tobin Jack J | MD Chief Accounting Officer | 09/15/2026 | Zuteilung | 275.09 | 700 | 192,563 | Form 4 |
| CME | Cutinho Sunil | Chief Information Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 320 | 88,029 | Form 4 |
| CME | Cutinho Sunil | Chief Information Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 361 | 99,307 | Form 4 |
| CME | Cutinho Sunil | Chief Information Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 373 | 102,609 | Form 4 |
| CME | Cutinho Sunil | Chief Information Officer | 09/15/2026 | Zuteilung | 275.09 | 2,864 | 787,858 | Form 4 |
| CME | Sammann Derek | Sr MD Gl Hd Commodities Mkts | 09/15/2026 | Steuer-Abgabe | 275.09 | 320 | 88,029 | Form 4 |
| CME | Sammann Derek | Sr MD Gl Hd Commodities Mkts | 09/15/2026 | Steuer-Abgabe | 275.09 | 361 | 99,307 | Form 4 |
| CME | Sammann Derek | Sr MD Gl Hd Commodities Mkts | 09/15/2026 | Steuer-Abgabe | 275.09 | 373 | 102,609 | Form 4 |
| CME | Sammann Derek | Sr MD Gl Hd Commodities Mkts | 09/15/2026 | Zuteilung | 275.09 | 2,864 | 787,858 | Form 4 |
| CME | Vroman Ken | Chief Transformation Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 274 | 75,375 | Form 4 |
| CME | Vroman Ken | Chief Transformation Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 309 | 85,003 | Form 4 |
| CME | Vroman Ken | Chief Transformation Officer | 09/15/2026 | Steuer-Abgabe | 275.09 | 320 | 88,029 | Form 4 |
| CME | Vroman Ken | Chief Transformation Officer | 09/15/2026 | Zuteilung | 275.09 | 2,592 | 713,033 | Form 4 |
| CME | Duffy Terrence A | Chairman and CEO | 09/15/2026 | Zuteilung | 275.09 | 21,812 | 6,000,263 | Form 4 |
| CSCO | Tessel Marianna | Director | 09/15/2026 | Zuteilung | 110.07 | 274 | 30,159 | Form 4 |
| CSCO | Johnson Kristina M | Director | 09/15/2026 | Zuteilung | 110.07 | 417 | 45,899 | Form 4 |
| CSCO | Weil Kevin | Director | 09/15/2026 | Zuteilung | 110.07 | 274 | 30,159 | Form 4 |
| CIEN | Gage Brodie | EVP & Chief Product & | 09/15/2026 | Verkauf | 324.86 | 1,200 | 389,832 | Form 4 |
| CIEN | DiPerna Dino | EVP & Chief R&D Officer | 09/15/2026 | Verkauf | 324.86 | 249 | 80,890 | Form 4 |
| CIEN | Rothenstein David M | EVP & Chief Strategy Officer | 09/15/2026 | Verkauf | 330.48 | 2,500 | 826,208 | Form 4 |
| CIEN | Smith Gary B | President & CEO | 09/15/2026 | Verkauf | 330.18 | 2,952 | 974,688 | Form 4 |
| CGON | Post Leonard E | Director | 09/15/2026 | Verkauf | 72.98 | 1,000 | 72,980 | Form 4 |
| CGON | Post Leonard E | Director | 09/15/2026 | Optionsausübung | 0.60 | 1,000 | 600 | Form 4 |
| CDNS | Teng Chin-Chi | Sr. Vice President | 09/15/2026 | Steuer-Abgabe | 273.96 | 793 | 217,250 | Form 4 |
| CDNS | Devgan Anirudh | President and CEO | 09/15/2026 | Steuer-Abgabe | 273.96 | 2,539 | 695,584 | Form 4 |
| CDNS | Wall John M | Sr. VP & CFO | 09/15/2026 | Steuer-Abgabe | 273.96 | 983 | 269,303 | Form 4 |
| CDNS | Cunningham Paul | Sr. Vice President | 09/15/2026 | Verkauf | 277.12 | 2,000 | 554,240 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).