Mark C. Thurmond, Co-CEO, Chief Operating Officer at Tenable Holdings, Inc. (TENB), sold 21,724 shares at $38.16 ($829K) on 2025-02-27, disclosed to the SEC on 2025-02-28.
Open-market sale of $829k TENB by Co-CEO, Chief Operating Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $38.19 | 4,878 | $186K | 22.5% |
| 2 | $38.19 | 4,878 | $186K | 22.5% |
| 3 | $38.16 | 5,984 | $228K | 27.5% |
| 4 | $38.16 | 5,984 | $228K | 27.5% |
| Total | $38.17 avg | 21,724 | $829K | 100% |
| Filing → |
| TENB | SELL | 2025-05-29 | $161K | — | Filing → |
| TENB | SELL | 2025-05-27 | $357K | — | Filing → |
| TENB | SELL | 2025-02-26 | $278K | — | Filing → |