Tenable Holdings's top three insider shareholders as of June 09, 2026 are Stephen A Vintz (Co Chief Executive Officer, 428.63K shares), Amit Yoran (President, Ceo And Chairman, 245.95K shares), Mark C. Thurmond (Co Chief Executive Officer, 168.27K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| A Brooke Seawell | - | 13,852 | 0 | 15 May, 2025 |
| Arthur W Jr Coviello | - | 51,731 | 0 | 09 Feb, 2026 |
| Barron Anschutz | - | 71,673 | 0 | 17 Apr, 2026 |
| George Alex Tosheff | - | 25,282 | 0 | 30 Sep, 2025 |
| Stephen A Vintz | Co Chief Executive Officer | 428,631 | 0 | 27 Feb, 2026 |
| Jerry M Kennelly | - | 11,639 | 0 | 17 Aug, 2022 |
| Amit Yoran | President, Ceo And Chairman | 0 | 245,947 | 20 Apr, 2022 |
| Linda Kay Zecher | - | 4,960 | 0 | 15 May, 2025 |
| Margaret M Keane | - | 10,981 | 0 | 17 Jun, 2025 |
| Kimberly Hammonds | - | 4,962 | 0 | 26 May, 2022 |
| Mark C. Thurmond | Co Chief Executive Officer | 168,267 | 0 | 27 Feb, 2026 |
| Richard Wells | - | 57,511 | 39,838 | 30 Jul, 2021 |
| John C Jr Huffard | - | 20,987 | 0 | 15 May, 2025 |
| Stephen A Riddick | General Counsel Secretary | 42,199 | 0 | 25 Aug, 2022 |
| Matthew Charles Brown | Chief Financial Officer | 18,541 | 0 | 25 Feb, 2026 |
| Niloofar Razi Howe | - | 23,777 | 0 | 15 May, 2025 |
| Raymond Jr. Vicks | - | 16,266 | 0 | 13 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 |
|---|---|---|---|---|---|---|---|---|
| 16 Apr, 2026 | Barron Anschutz | Common Stock | A | 2,031 | $0.00 | 72,645 | D | M |
| 16 Apr, 2026 | Barron Anschutz | Common Stock | D | 972 | $19.03 | 71,673 | D | F |
| 16 Apr, 2026 | Barron Anschutz | Restricted Stock Units | D | 2,031 | $0.00 | 0 | D | M |
| 25 Feb, 2026 | Stephen A Vintz | Common Stock | A | 24,381 | $0.00 | 440,298 | D | M |
| 25 Feb, 2026 | Mark C. Thurmond | Common Stock | A | 24,381 | $0.00 | 180,056 | D | M |
| 25 Feb, 2026 | Mark C. Thurmond | Common Stock | A | 24,381 | $0.00 | 180,056 | D | M |
| 25 Feb, 2026 | Mark C. Thurmond | Common Stock | A | 24,381 | $0.00 | 180,056 | D | M |
| 25 Feb, 2026 | Stephen A Vintz | Common Stock | D | 11,667 | $19.00 | 428,631 | D | F |
| 25 Feb, 2026 | Mark C. Thurmond | Common Stock | D | 11,789 | $19.00 | 168,267 | D | F |
| 26 Feb, 2026 | Barron Anschutz | Restricted Stock Units | A | 92,879 | $0.00 | 92,879 | D | A |
| 25 Feb, 2026 | Mark C. Thurmond | Common Stock | D | 11,789 | $19.00 | 168,267 | D | F |
| 25 Feb, 2026 | Mark C. Thurmond | Common Stock | D | 11,789 | $19.00 | 168,267 | D | F |
| 26 Feb, 2026 | Matthew Charles Brown | Restricted Stock Units | A | 141,898 | $0.00 | 141,898 | D | A |
| 25 Feb, 2026 | Mark C. Thurmond | Performance Restricted Stock Units | D | 24,381 | $0.00 | 73,147 | D | M |
| 25 Feb, 2026 | Stephen A Vintz | Performance Restricted Stock Units | D | 24,381 | $0.00 | 73,147 | D | M |
| 25 Feb, 2026 | Mark C. Thurmond | Performance Restricted Stock Units | D | 24,381 | $0.00 | 73,147 | D | M |
| 25 Feb, 2026 | Mark C. Thurmond | Performance Restricted Stock Units | D | 24,381 | $0.00 | 73,147 | D | M |
| 26 Feb, 2026 | Mark C. Thurmond | Restricted Stock Units | A | 341,847 | $0.00 | 341,847 | D | A |
| 26 Feb, 2026 | Mark C. Thurmond | Restricted Stock Units | A | 341,847 | $0.00 | 341,847 | D | A |
| 26 Feb, 2026 | Mark C. Thurmond | Restricted Stock Units | A | 341,847 | $0.00 | 341,847 | D | A |