TENB insider buying and SEC filings, explained
Tenable Holdings, Inc. · CIK 1660280
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$616K
Insiders who bought
3
Sold (not marked 10b5-1)
$141K
Planned sales (10b5-1)
$65K
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 18–19, 2026 | Sale | Linda Kay Zecher (Director) sold 1,390 shares between Aug 18 and Aug 19 at about $35.61 ($49K). Holdings down 17% to 7,012 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 20, 2026 |
| Aug 7, 2026 | Planned (10b5-1) | Raymond Vicks Jr. (Director) sold 1,819 shares at $35.94 ($65K), marked as a 10b5-1 plan trade. Holdings down 8% to 20,509 shares. | SEC filing Filed Aug 11, 2026 |
| Aug 3–7, 2026 | Sale | Linda Kay Zecher (Director) sold 2,620 shares between Aug 3 and Aug 7 at about $34.98 ($92K). Holdings down 24% to 8,402 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 11, 2026 |
| May 4, 2026 | Purchase (code P) | Matthew Charles Brown (CFO) bought 12,000 shares at about $21.54 ($258K), reported as a purchase (code P). Holdings up 65% to 30,541 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 5, 2026 |
| Feb 12, 2026 | Purchase (code P) | Raymond Vicks Jr. (Director) bought 4,500 shares at $22.17 ($100K), reported as a purchase (code P). Holdings up 38% to 16,266 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 13, 2026 |
| Feb 9, 2026 | Purchase (code P) | Arthur W. Coviello Jr. (Director) bought 12,000 shares at about $21.50 ($258K), reported as a purchase (code P). Holdings up 30% to 51,731 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 9, 2026 |
36 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
2 insiders bought in 30 days
$358K in purchases since Feb 9, 2026 · Purchases traded Feb 9, 2026 to Feb 12, 2026 · Closed
| Insider | Value | Traded | Source |
|---|---|---|---|
| Arthur W. Coviello Jr. (Director) | $258K | Feb 9, 2026 | SEC filing |
| Raymond Vicks Jr. (Director) | $100K | Feb 12, 2026 | SEC filing |
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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