As of March 23, 2026, the three largest insider holders of TDY are Robert Mehrabian (Executive Chairman, 135.04K shares), Robert Mehrabian (Executive Chairman, 127.17K shares), Aldo Pichelli (President And Ceo, 101.38K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Robert Mehrabian | Executive Chairman | 0 | 135,036 | 28 Jul, 2025 |
| Robert Mehrabian | Executive Chairman | 127,173 | 0 | 27 Jan, 2026 |
| Aldo Pichelli | President And Ceo | 101,380 | 0 | 22 Sep, 2021 |
| Simon M Lorne | 61,913 | 0 | 25 Jul, 2025 | |
| Jason Vanwees | Vice Chairman | 51,025 | 2,644 | 04 Feb, 2026 |
| Michael T Smith | 47,328 | 0 | 29 Jan, 2026 | |
| Charles Crocker | 44,400 | 0 | 09 Dec, 2024 | |
| Sue Main | Former Senior Vp Cfo | 40,127 | 0 | 13 Dec, 2023 |
| Melanie Susan Cibik | Evp, Gencounsel, Cco Sec. | 26,248 | 0 | 27 Jan, 2026 |
| Kenneth C Dahlberg | 19,671 | 0 | 24 Apr, 2025 | |
| Stephen Finis Blackwood | Executive Vp And Cfo | 11,421 | 0 | 27 Jan, 2026 |
| Schack Wesley W Von | 11,051 | 0 | 24 Apr, 2025 | |
| Schack Wesley W Von | 0 | 10,583 | 08 Nov, 2024 | |
| George C Iii Bobb | President And Ceo | 9,962 | 0 | 27 Jan, 2026 |
| Edwin Roks | Chief Executive Officer | 9,308 | 0 | 28 Jan, 2025 |
| Jane Cecile Sherburne | 6,437 | 0 | 24 Apr, 2025 | |
| Robert A Malone | 5,860 | 0 | 24 Apr, 2025 | |
| Robert A Malone | 5,860 | 0 | 24 Apr, 2025 | |
| Cynthia Y Belak | Senior Vp And Controller | 4,642 | 0 | 27 Jan, 2026 |
| Jane Cecile Sherburne | 0 | 4,437 | 12 Sep, 2025 | |
| Michelle Kumbier | 2,569 | 0 | 24 Apr, 2025 | |
| Denise R Singleton | 2,567 | 0 | 24 Apr, 2025 | |
| Vincent J Morales | 1,875 | 0 | 24 Apr, 2025 | |
| Vincent J Morales | 1,875 | 0 | 24 Apr, 2025 | |
| Laura A. Black | 183 | 0 | 21 Oct, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 03 Feb, 2026 | Jason Vanwees | Common Stock | A | 5,000 | $192.00 | 56,025 | D | M |
| 03 Feb, 2026 | Jason Vanwees | Common Stock | D | 2,580 | $630.49 | 53,445 | D | S |
| 03 Feb, 2026 | Jason Vanwees | Common Stock | D | 2,420 | $631.39 | 51,025 | D | S |
| 03 Feb, 2026 | Jason Vanwees | Common Stock | A | 2,500 | $123.38 | 5,144 | I | M |
| 03 Feb, 2026 | Jason Vanwees | Common Stock | D | 2,220 | $630.39 | 2,924 | I | S |
| 03 Feb, 2026 | Jason Vanwees | Common Stock | D | 280 | $631.07 | 2,644 | I | S |
| 03 Feb, 2026 | Jason Vanwees | Stock Option right-to-buy | D | 5,000 | $0.00 | 4,461 | D | M |
| 03 Feb, 2026 | Jason Vanwees | Stock Option (right to buy-Spouse) | D | 2,500 | $0.00 | 0 | I | M |
| 28 Jan, 2026 | Michael T Smith | Common Stock | D | 1,531 | $621.00 | 49,797 | D | S |
| 29 Jan, 2026 | Michael T Smith | Common Stock | D | 2,469 | $621.00 | 47,328 | D | S |
| 24 Jan, 2026 | Robert Mehrabian | Common Stock | D | 1,350 | $0.00 | 128,803 | D | D |
| 24 Jan, 2026 | Jason Vanwees | Common Stock | D | 184 | $0.00 | 51,185 | D | D |
| 24 Jan, 2026 | George C Iii Bobb | Common Stock | D | 239 | $0.00 | 10,163 | D | D |
| 24 Jan, 2026 | Melanie Susan Cibik | Common Stock | D | 165 | $0.00 | 26,393 | D | D |
| 24 Jan, 2026 | Cynthia Y Belak | Common Stock | D | 131 | $0.00 | 4,760 | D | D |
| 24 Jan, 2026 | Stephen Finis Blackwood | Common Stock | D | 137 | $0.00 | 11,544 | D | D |
| 24 Jan, 2026 | Jason Vanwees | Common Stock | D | 160 | $0.00 | 51,025 | D | F |
| 24 Jan, 2026 | Stephen Finis Blackwood | Common Stock | D | 123 | $0.00 | 11,421 | D | F |
| 24 Jan, 2026 | Melanie Susan Cibik | Common Stock | D | 145 | $0.00 | 26,248 | D | F |
| 24 Jan, 2026 | George C Iii Bobb | Common Stock | D | 201 | $0.00 | 9,962 | D | F |