As of June 02, 2026, the three largest insider holders of TNC are David W. Huml (President And Ceo, 138.56K shares), Fay West (Senior Vp, Cfo, 48.25K shares), Richard H. Zay (Chief Commercial Officer, 34.39K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Mark W Sheahan | - | 2,858 | 0 | 08 May, 2025 |
| Patrick E Allen | - | 437 | 0 | 02 Mar, 2026 |
| Steven Alan Sonnenberg | - | 22,994 | 0 | 29 Feb, 2024 |
| Timothy R. Morse | - | 7,624 | 0 | 08 May, 2025 |
| Donal L Mulligan | - | 20,685 | 0 | 16 Apr, 2026 |
| Carol S Eicher | - | 28,836 | 0 | 02 Mar, 2026 |
| Richard H. Zay | Chief Commercial Officer | 34,393 | 0 | 03 Mar, 2026 |
| Fay West | Senior Vp, Cfo | 48,253 | 0 | 03 Mar, 2026 |
| Maria C Green | - | 11,219 | 0 | 08 May, 2025 |
| Azita Arvani | - | 17,435 | 0 | 02 Mar, 2026 |
| Carol E. Mcknight | Former, Svp, Chief Admin Offr | 21,760 | 0 | 30 May, 2023 |
| David W. Huml | President And Ceo | 65,629 | 72,930 | 10 Mar, 2026 |
| David Windley | - | 7,422 | 0 | 02 Mar, 2026 |
| Kristin A. Erickson | Svp, Chro Gc | 25,176 | 0 | 03 Mar, 2026 |
| Daniel E. Glusick | Svp, Operations | 5,940 | 0 | 03 Mar, 2022 |
| Barb Balinski | Svp, Chief Transf Officer | 19,218 | 0 | 03 Mar, 2026 |
| Andrew P. Hider | - | 5,497 | 0 | 08 May, 2025 |
| Brock R. Christianson | Svp, Chief Hr Officer | 6,315 | 0 | 25 Feb, 2025 |
| Patrick W. Schottler | Svp, Chief Mktg Tech Officer | 11,150 | 0 | 03 Mar, 2026 |
| James T Jr. Glerum | - | 8,600 | 0 | 02 Mar, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 14 Apr, 2026 | Donal L Mulligan | Common Stock | A | 3,538 | $54.70 | 23,141 | D | M |
| 14 Apr, 2026 | Donal L Mulligan | Common Stock | D | 2,456 | $78.81 | 20,685 | D | F |
| 14 Apr, 2026 | Donal L Mulligan | Stock Option (right to buy) | D | 3,538 | $0.00 | 0 | D | M |
| 06 Mar, 2026 | David W. Huml | Common Stock | D | 26,755 | $0.00 | 65,629 | D | G |
| 06 Mar, 2026 | David W. Huml | Common Stock | A | 26,755 | $0.00 | 72,930 | I | G |
| 28 Feb, 2026 | David W. Huml | Common Stock | D | 4,268 | $61.03 | 92,384 | D | F |
| 28 Feb, 2026 | Richard H. Zay | Common Stock | D | 840 | $61.03 | 34,393 | D | F |
| 28 Feb, 2026 | Barb Balinski | Common Stock | D | 451 | $61.03 | 19,218 | D | F |
| 28 Feb, 2026 | Patrick W. Schottler | Common Stock | D | 194 | $61.03 | 11,150 | D | F |
| 28 Feb, 2026 | Kristin A. Erickson | Common Stock | D | 514 | $61.03 | 25,176 | D | F |
| 28 Feb, 2026 | Fay West | Common Stock | D | 945 | $61.03 | 48,253 | D | F |
| 28 Feb, 2026 | Richard H. Zay | Common Stock | D | 840 | $61.03 | 34,393 | D | F |
| 28 Feb, 2026 | Fay West | Common Stock | D | 945 | $61.03 | 48,253 | D | F |
| 28 Feb, 2026 | Fay West | Common Stock | D | 945 | $61.03 | 48,253 | D | F |
| 28 Feb, 2026 | Richard H. Zay | Common Stock | D | 840 | $61.03 | 34,393 | D | F |
| 26 Feb, 2026 | Richard H. Zay | Common Stock | A | 10,399 | $0.00 | 31,397 | D | A |
| 26 Feb, 2026 | David Windley | Common Stock | A | 707 | $52.42 | 7,578 | D | M |
| 26 Feb, 2026 | Fay West | Common Stock | A | 11,697 | $0.00 | 45,009 | D | A |
| 26 Feb, 2026 | Richard H. Zay | Common Stock | A | 10,399 | $0.00 | 31,397 | D | A |
| 26 Feb, 2026 | Fay West | Common Stock | A | 11,697 | $0.00 | 45,009 | D | A |