INSP's three largest insider shareholders as of June 18, 2026 are Timothy P. Herbert (Ceo And President, 117.66K shares), Timothy P. Herbert (Ceo, President Chairperson, 112.73K shares), Timothy P. Herbert (Ceo And President, 99.83K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Marilyn C Nelson | - | 0 | 50,919 | 20 Dec, 2022 |
| Gary Lee Ellis | - | 6,758 | 0 | 20 Jan, 2026 |
| Jerry C Griffin | - | 10,900 | 0 | 03 Apr, 2024 |
| Shelley G Broader | - | 4,909 | 0 | 16 Apr, 2026 |
| Casey M Tansey | - | 22,724 | 0 | 16 Apr, 2026 |
| Myriam Curet | - | 3,366 | 0 | 05 May, 2025 |
| Philip Ebeling | Chief Operating Officer | 3,027 | 0 | 13 Feb, 2024 |
| Randy Ban | Chief Commercial Officer | 7,259 | 0 | 05 Mar, 2025 |
| Richard Buchholz | Interim Cfo | 43,988 | 0 | 18 Feb, 2026 |
| Timothy P. Herbert | Ceo And President | 0 | 117,658 | 23 Dec, 2024 |
| Steven Jandrich | Vp, Human Resources | 23,096 | 0 | 31 Jan, 2024 |
| Georgia Melenikiotou | - | 4,473 | 0 | 16 Apr, 2026 |
| John Rondoni | Chief Technology Officer | 30,506 | 0 | 24 Feb, 2026 |
| Charisse Y Sparks | Chief Medical Officer | 3,628 | 0 | 31 May, 2024 |
| Cynthia Burks | - | 2,651 | 0 | 05 May, 2025 |
| Carlton Weatherby | Chief Strategy Officer | 41,679 | 0 | 24 Feb, 2026 |
| Melissa Mann | Chief People Officer | 23,609 | 0 | 24 Feb, 2026 |
| Jason P Kelly | - | 19,948 | 0 | 24 Feb, 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 |
|---|---|---|---|---|---|---|---|---|
| 15 Apr, 2026 | Casey M Tansey | Common Stock | A | 308 | $52.07 | 22,724 | D | A |
| 15 Apr, 2026 | Shelley G Broader | Common Stock | A | 342 | $52.07 | 4,909 | D | A |
| 15 Apr, 2026 | Casey M Tansey | Common Stock | A | 308 | $52.07 | 22,724 | D | A |
| 15 Apr, 2026 | Georgia Melenikiotou | Common Stock | A | 307 | $52.07 | 4,473 | D | A |
| 20 Feb, 2026 | Carlton Weatherby | Common Stock | A | 2,196 | $0.00 | 8,756 | D | A |
| 20 Feb, 2026 | Melissa Mann | Common Stock | A | 15,958 | $0.00 | 23,609 | D | A |
| 20 Feb, 2026 | John Rondoni | Common Stock | A | 2,400 | $0.00 | 15,283 | D | A |
| 20 Feb, 2026 | Melissa Mann | Common Stock | A | 15,958 | $0.00 | 23,609 | D | A |
| 20 Feb, 2026 | Jason P Kelly | Common Stock | A | 15,958 | $0.00 | 19,948 | D | A |
| 20 Feb, 2026 | Jason P Kelly | Common Stock | A | 15,958 | $0.00 | 19,948 | D | A |
| 20 Feb, 2026 | Carlton Weatherby | Common Stock | A | 2,196 | $0.00 | 8,756 | D | A |
| 20 Feb, 2026 | Jason P Kelly | Common Stock | A | 15,958 | $0.00 | 19,948 | D | A |
| 20 Feb, 2026 | Melissa Mann | Common Stock | A | 15,958 | $0.00 | 23,609 | D | A |
| 20 Feb, 2026 | John Rondoni | Common Stock | A | 2,400 | $0.00 | 15,283 | D | A |
| 20 Feb, 2026 | John Rondoni | Common Stock | A | 2,400 | $0.00 | 15,283 | D | A |
| 20 Feb, 2026 | Carlton Weatherby | Common Stock | A | 2,196 | $0.00 | 8,756 | D | A |
| 20 Feb, 2026 | Timothy P. Herbert | Common Stock | A | 9,005 | $0.00 | 41,691 | D | A |
| 20 Feb, 2026 | Carlton Weatherby | Common Stock | D | 672 | $59.53 | 8,084 | D | F |
| 20 Feb, 2026 | John Rondoni | Common Stock | D | 735 | $59.53 | 14,548 | D | F |
| 20 Feb, 2026 | Carlton Weatherby | Common Stock | D | 672 | $59.53 | 8,084 | D | F |