CTSH's three largest insider shareholders as of September 09, 2026 are Brian Humphries (Chief Executive Officer, 162.10K shares), Brian Humphries (Chief Executive Officer, 162.10K shares), Brian Humphries (Chief Executive Officer, 162.10K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Brian Humphries | Chief Executive Officer | 162,099 | 0 | 162,099 | 16.4% | 07 Dec, 2022 |
| 2 | Ravi Kumar Singisetti | Chief Executive Officer | 129,563 | 0 | 129,563 | 13.1% | 03 Sep, 2026 |
| 3 | Balu Ganesh Ayyar | President Apj And Isg | 114,230 | 0 | 114,230 | 11.5% | 03 Sep, 2026 |
| 4 | Jan Siegmund | Former Chief Financial Officer | 70,907 | 0 | 70,907 | 7.2% | 05 Dec, 2023 |
| 5 | Jatin P Dalal | Chief Financial Officer | 49,055 | 0 | 49,055 | 5.0% | 03 Sep, 2026 |
| 6 | John Sunshin Kim | Clo, Cao Corporate Secretary | 39,909 | 0 | 39,909 | 4.0% | 04 Sep, 2026 |
| 7 | Surya Gummadi | President Americas | 39,813 | 0 | 39,813 | 4.0% | 03 Sep, 2026 |
| 8 | Becky Schmitt | Evp And Chief People Officer | 34,238 | 0 | 34,238 | 3.5% | 17 Mar, 2023 |
| 9 | Robert Telesmanic | Svp, Controller Cao | 33,914 | 0 | 33,914 | 3.4% | 17 Jun, 2025 |
| 10 | Michael Patsalos-Fox | Director | 32,648 | 0 | 32,648 | 3.3% | 04 Jun, 2026 |
| 11 | Gregory Lawrence Hyttenrauch | President, Americas | 31,121 | 0 | 31,121 | 3.1% | 07 Jun, 2022 |
| 12 | Leo S. Jr. Mackay | Director | 29,982 | 0 | 29,982 | 3.0% | 05 Jun, 2025 |
| 13 | Joseph M Velli | Director | 29,719 | 0 | 29,719 | 3.0% | 04 Jun, 2026 |
| 14 | Zein Abdalla | Director | 25,433 | 0 | 25,433 | 2.6% | 04 Jun, 2026 |
| 15 | Kathryn Diaz | Chief People Officer | 23,710 | 0 | 23,710 | 2.4% | 03 Sep, 2026 |
| 16 | Ursula Morgenstern | Evp | 21,971 | 0 | 21,971 | 2.2% | 05 Jul, 2022 |
| 17 | Archana Deskus | Director | 20,520 | 0 | 20,520 | 2.1% | 04 Jun, 2026 |
| 18 | Vinita Bali | Director | 20,425 | 0 | 20,425 | 2.1% | 04 Jun, 2026 |
| 19 | Abraham Schot | Director | 14,623 | 0 | 14,623 | 1.5% | 04 Jun, 2026 |
| 20 | Andrew J Stafford | Evp, Global Delivery | 13,921 | 0 | 13,921 | 1.4% | 28 Nov, 2022 |
| 21 | Rajesh Nambiar | President, Digital Business | 12,019 | 0 | 12,019 | 1.2% | 17 Jun, 2022 |
| 22 | Rajesh Varrier | President Operations Cmd India | 10,462 | 0 | 10,462 | 1.1% | 03 Sep, 2026 |
| 23 | Robert C. Walker | Evp | 10,069 | 0 | 10,069 | 1.0% | 06 Sep, 2023 |
| 24 | Maureen Breakiron-Evans | Director | 5,897 | 0 | 5,897 | 0.6% | 08 Jun, 2023 |
| 25 | Karima Silvent | Director | 5,732 | 0 | 5,732 | 0.6% | 04 Jun, 2026 |
| 26 | Stephen J Rohleder | Director | 4,034 | 0 | 4,034 | 0.4% | 12 Jun, 2026 |
| 27 | John M. Dineen | Director | 1,827 | 0 | 1,827 | 0.2% | 15 Nov, 2023 |
| 28 | Alina Kerdman | Svp, Controller Cao | 1,263 | 0 | 1,263 | 0.1% | 03 Sep, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 02 Sep, 2026 | John Sunshin Kim | Clo, Cao Corporate Secretary | Disposed S | 2,500 | $63.37 | $158.43K | 39,909 | Direct |
| 25 Aug, 2026 | Sandra S Wijnberg | Director | Acquired A | 24 | $0.00 | $0 | 4,675 | Direct |
| 25 Aug, 2026 | John M. Dineen | Director | Acquired A | 107 | $0.00 | $0 | 20,464 | Direct |
| 25 Aug, 2026 | Zein Abdalla | Director | Acquired A | 22 | $0.00 | $0 | 4,193 | Direct |
| 25 Aug, 2026 | Leo S. Jr. Mackay | Director | Acquired A | 25 | $0.00 | $0 | 4,748 | Direct |
| 25 Aug, 2026 | Vinita Bali | Director | Acquired A | 22 | $0.00 | $0 | 4,193 | Direct |
| 25 Aug, 2026 | Michael Patsalos-Fox | Director | Acquired A | 31 | $0.00 | $0 | 5,878 | Direct |
| 25 Aug, 2026 | Eric Branderiz | Director | Acquired A | 43 | $0.00 | $0 | 8,235 | Direct |
| 25 Aug, 2026 | Karima Silvent | Director | Acquired A | 22 | $0.00 | $0 | 4,193 | Direct |
| 25 Aug, 2026 | Archana Deskus | Director | Acquired A | 22 | $0.00 | $0 | 4,193 | Direct |
| 25 Aug, 2026 | Stephen J Rohleder | Director | Acquired A | 113 | $0.00 | $0 | 21,794 | Direct |
| 25 Aug, 2026 | Abraham Schot | Director | Acquired A | 22 | $0.00 | $0 | 4,193 | Direct |
| 25 Aug, 2026 | Joseph M Velli | Director | Acquired A | 22 | $0.00 | $0 | 4,193 | Direct |
| 25 Aug, 2026 | Stephen J Rohleder | Director | Acquired A | 85 | $0.00 | $0 | 16,393 | Direct |
| 25 Aug, 2026 | Eric Branderiz | Director | Acquired A | 15 | $0.00 | $0 | 2,935 | Direct |
| 25 Aug, 2026 | Sandra S Wijnberg | Director | Acquired A | 122 | $0.00 | $0 | 23,390 | Direct |
| 25 Aug, 2026 | Michael Patsalos-Fox | Director | Acquired A | 22 | $0.00 | $0 | 4,193 | Direct |
| 25 Aug, 2026 | Leo S. Jr. Mackay | Director | Acquired A | 34 | $0.00 | $0 | 6,438 | Direct |
| 25 Aug, 2026 | John M. Dineen | Director | Acquired A | 53 | $0.00 | $0 | 10,166 | Direct |
| 25 Aug, 2026 | Stephen J Rohleder | Director | Acquired A | 27 | $0.00 | $0 | 5,104 | Direct |