Thurmond Mark C.insider trades
In SEC Form 4 filings, Thurmond Mark C. is listed as Co-Chief Executive Officer of Tenable Holdings, Inc. (TENB). Thurmond Mark C. reported no open-market purchases or sales in the last 90 days. The latest Form 4 transaction on record was filed on Aug 25.
Companies and roles
| Company | Role | Transactions | Last filed |
|---|---|---|---|
| TENBTenable Holdings, Inc. | Co-Chief Executive Officer | 18 | Aug 25 |
Cluster buys
No cluster buy in the last 90 days included a purchase by this insider (two or more insiders buying within 14 days).
Form 4 historysince 2026-08-25
| Company | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M | 1,162 | $0.00 | $0 | 183,350 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | F | 562 | $33.94 | $19,074 | 182,788 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M | 2,267 | $0.00 | $0 | 185,055 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | F | 1,097 | $33.94 | $37,232 | 183,958 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M | 6,095 | $0.00 | $0 | 190,053 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | F | 2,947 | $33.94 | $100,021 | 187,106 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M | 3,713 | $0.00 | $0 | 190,819 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | F | 1,796 | $33.94 | $60,956 | 189,023 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M | 7,764 | $0.00 | $0 | 196,787 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | F | 3,754 | $33.94 | $127,411 | 193,033 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M | 4,368 | $0.00 | $0 | 197,401 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | F | 2,112 | $33.94 | $71,681 | 195,289 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M · derivative | 1,162 | $0.00 | $0 | 2,330 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M · derivative | 2,267 | $0.00 | $0 | 13,606 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M · derivative | 6,095 | $0.00 | $0 | 60,957 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M · derivative | 3,713 | $0.00 | $0 | 7,426 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M · derivative | 7,764 | $0.00 | $0 | 77,644 | No | Form 4 |
| TENBTenable Holdings, Inc. | Aug 24 | Aug 25 | M · derivative | 4,368 | $0.00 | $0 | 26,208 | No | Form 4 |
Published from this insider's public Form 4 filings on SEC EDGAR; the name is shown as filed. Named in a filing and want this page removed? See the privacy policy.