Tenable Holdings, Inc. (TENB)

Latest Insider Confidence Score

2026Q1

48.3
Bearish

Company insider confidence (by quarter)

2018Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Huffard John C Jr Director 3,734,141 Jun 1, 2020
Insight Holdings Group, LLC 10% Owner 1,330,719 Feb 19, 2021
Insight Venture Associates Growth-Buyout Coinvestment Ltd. 10% Owner 1,330,719 Feb 19, 2021
Insight Venture Associates Growth-Buyout Coinvestment, L.P. 10% Owner 1,330,719 Feb 19, 2021
Insight Venture Partners Growth-Buyout Coinvestment Fund (B), L.P. 10% Owner 1,330,719 Feb 19, 2021

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 26, 2026 Feb 27, 2026 Anschutz Barron Other Neutral 52.5 - 0.00% -
Feb 26, 2026 Feb 27, 2026 Brown Matthew Charles CFO Neutral 52.5 - 0.00% -
Feb 25, 2026 Feb 27, 2026 Vintz Stephen A CEO Sell 42.5 -11,667 -2.65% $221.7K
Feb 25, 2026 Feb 27, 2026 Thurmond Mark C. CEO Sell 42.5 -11,789 -6.55% $224K
Feb 23, 2026 Feb 25, 2026 Brown Matthew Charles CFO Sell 42.5 -5,269 -22.13% $92.5K
Feb 23, 2026 Feb 25, 2026 Thurmond Mark C. CEO Sell 40.0 -21,282 -2.32% $373.5K
Feb 23, 2026 Feb 25, 2026 Anschutz Barron Other Sell 42.5 -5,154 -1.89% $90.5K
Feb 23, 2026 Feb 25, 2026 Vintz Stephen A CEO Sell 42.5 -24,915 -0.91% $437.3K
Feb 12, 2026 Feb 13, 2026 Vicks Raymond Jr. Director Buy 95.0 +4,500 27.67% $99.8K
Feb 9, 2026 Feb 9, 2026 COVIELLO ARTHUR W JR Director Buy 97.5 +12,000 30.20% $258K
Jan 16, 2026 Jan 21, 2026 Anschutz Barron Other Sell 46.3 -1,080 -1.65% $23.9K
Dec 15, 2025 Dec 17, 2025 SEAWELL A BROOKE Director Sell 17.5 -115,000 -92.57% $2.9M
Nov 21, 2025 Nov 25, 2025 Brown Matthew Charles CFO Sell 42.5 -5,278 -36.29% $137.5K
Nov 24, 2025 Nov 25, 2025 Thurmond Mark C. CEO Sell 42.5 -8,092 -1.22% $207.8K
Nov 24, 2025 Nov 25, 2025 Vintz Stephen A CEO Sell 45.0 -9,929 -0.45% $255K
Nov 24, 2025 Nov 25, 2025 Anschutz Barron Other Sell 46.3 -1,908 -1.00% $49K
Oct 16, 2025 Oct 20, 2025 Anschutz Barron Other Sell 46.3 -976 -1.56% $28.4K
Sep 29, 2025 Sep 30, 2025 Tosheff George Alex Director Neutral 52.5 - 0.00% -
Sep 9, 2025 Sep 11, 2025 SEAWELL A BROOKE Director Sell 20.0 -15,000 -61.91% $462K
Sep 5, 2025 Sep 9, 2025 Vicks Raymond Jr. Director Neutral 52.5 - 0.00% -
Sep 4, 2025 Sep 8, 2025 SEAWELL A BROOKE Director Sell 22.5 -4,622 -16.02% $139.2K
Aug 26, 2025 Aug 27, 2025 Thurmond Mark C. CEO Sell 42.5 -2,541 -2.36% $75.8K
Aug 26, 2025 Aug 27, 2025 Vintz Stephen A CEO Sell 45.0 -3,464 -0.95% $103.4K
Aug 26, 2025 Aug 27, 2025 Anschutz Barron Other Sell 46.3 -670 -1.10% $20K
Aug 22, 2025 Aug 26, 2025 Anschutz Barron Other Sell 46.3 -1,261 -2.07% $38.1K
Aug 22, 2025 Aug 26, 2025 Vintz Stephen A CEO Sell 40.0 -29,196 -7.52% $883.2K
Aug 22, 2025 Aug 26, 2025 Thurmond Mark C. CEO Sell 40.0 -28,500 -21.79% $862.1K
Aug 21, 2025 Aug 25, 2025 Brown Matthew Charles CFO Neutral 52.5 - 0.00% -
Aug 25, 2025 Brown Matthew Charles CFO Neutral 52.5 - 0.00% -
Jul 16, 2025 Jul 18, 2025 Anschutz Barron Other Sell 46.3 -970 -1.64% $32.1K
Jun 13, 2025 Jun 17, 2025 KEANE MARGARET M Director Neutral 52.5 - 0.00% -
May 27, 2025 May 29, 2025 Thurmond Mark C. CEO Sell 42.5 -2,483 -3.30% $80.6K
May 27, 2025 May 29, 2025 Vintz Stephen A CEO Sell 42.5 -3,386 -1.02% $109.9K
May 27, 2025 May 29, 2025 Anschutz Barron Other Sell 46.3 -655 -1.13% $21.3K
May 22, 2025 May 27, 2025 Thurmond Mark C. CEO Sell 42.5 -5,577 -6.90% $178.4K
May 22, 2025 May 27, 2025 Vintz Stephen A CEO Sell 42.5 -6,499 -1.92% $207.8K
May 22, 2025 May 27, 2025 Anschutz Barron Other Sell 46.3 -1,245 -2.10% $39.8K
May 14, 2025 May 15, 2025 Tosheff George Alex Director Neutral 52.5 - 0.00% -
May 14, 2025 May 15, 2025 COVIELLO ARTHUR W JR Director Neutral 52.5 - 0.00% -
May 14, 2025 May 15, 2025 Huffard John C Jr Director Neutral 52.5 - 0.00% -
May 14, 2025 May 15, 2025 Vicks Raymond Jr. Director Neutral 52.5 - 0.00% -
May 14, 2025 May 15, 2025 SEAWELL A BROOKE Director Neutral 52.5 - 0.00% -
May 14, 2025 May 15, 2025 Zecher Linda Kay Director Neutral 52.5 - 0.00% -
May 14, 2025 May 15, 2025 Howe Niloofar Razi Director Neutral 52.5 - 0.00% -
May 14, 2025 May 15, 2025 KEANE MARGARET M Director Neutral 52.5 - 0.00% -
May 2, 2025 May 6, 2025 Anschutz Barron Other Neutral 52.5 - 0.00% -
Mar 11, 2025 Mar 13, 2025 Zecher Linda Kay Director Sell 22.5 -2,500 -87.63% $92.5K
Feb 28, 2025 Mar 4, 2025 Anschutz Barron Other Sell 42.5 -3,781 -6.52% $165.6K
Feb 26, 2025 Feb 28, 2025 Vintz Stephen A CEO Sell 40.0 -12,965 -3.93% $494.9K
Feb 26, 2025 Feb 28, 2025 Thurmond Mark C. CEO Sell 40.0 -10,862 -14.62% $414.6K
Feb 24, 2025 Feb 26, 2025 Thurmond Mark C. CEO Sell 42.5 -3,606 -4.63% $138.8K
Feb 26, 2025 Anschutz Barron Other Neutral 52.5 - 0.00% -
Feb 24, 2025 Feb 26, 2025 Anschutz Barron Other Neutral 52.5 - 0.00% -
Feb 24, 2025 Feb 26, 2025 Vintz Stephen A CEO Sell 42.5 -4,551 -1.36% $175.1K
Feb 24, 2025 Feb 26, 2025 SEAWELL A BROOKE Director Neutral 52.5 - 0.00% -
Feb 18, 2025 Feb 20, 2025 Thurmond Mark C. CEO Sell 42.5 -1,341 -3.15% $53.1K
Feb 18, 2025 Feb 20, 2025 Vintz Stephen A CEO Sell 45.0 -1,922 -0.65% $76K
Feb 13, 2025 Feb 18, 2025 Vintz Stephen A CEO Neutral 52.5 - 0.00% -
Feb 13, 2025 Feb 18, 2025 Thurmond Mark C. CEO Neutral 52.5 - 0.00% -
Jan 7, 2025 Jan 10, 2025 Vicks Raymond Jr. Director Sell 36.3 -809 -6.49% $31.2K
Nov 27, 2024 Dec 2, 2024 Thurmond Mark C. COO Sell 45.0 -939 -2.41% $40.3K
Nov 26, 2024 Nov 27, 2024 Thurmond Mark C. COO Sell 28.8 -3,423 -8.07% $145.7K
Nov 22, 2024 Nov 26, 2024 Thurmond Mark C. COO Sell 42.5 -2,343 -5.93% $100.1K
Nov 22, 2024 Nov 26, 2024 Yoran Amit CEO Sell 42.5 -11,046 -0.91% $471.1K
Nov 22, 2024 Nov 26, 2024 Vintz Stephen A CFO Sell 40.0 -6,640 -1.14% $283.2K
Nov 20, 2024 Nov 22, 2024 Thurmond Mark C. COO Sell 45.0 -823 -2.32% $33.5K
Nov 18, 2024 Nov 20, 2024 Vintz Stephen A CFO Sell 45.0 -2,801 -0.99% $114.1K
Nov 18, 2024 Nov 20, 2024 Yoran Amit CEO Sell 47.5 -4,828 -0.42% $196.6K
Nov 18, 2024 Nov 20, 2024 Thurmond Mark C. COO Sell 42.5 -2,209 -5.86% $90K
Nov 14, 2024 Nov 18, 2024 Vicks Raymond Jr. Director Neutral 52.5 - 0.00% -
Sep 30, 2024 Oct 2, 2024 Tosheff George Alex Director Neutral 52.5 - 0.00% -
Aug 26, 2024 Aug 28, 2024 Yoran Amit CEO Sell 45.0 -5,673 -0.50% $236.8K
Aug 26, 2024 Aug 28, 2024 Vintz Stephen A CFO Sell 42.5 -3,413 -1.21% $142.5K
Aug 26, 2024 Aug 28, 2024 Thurmond Mark C. COO Sell 25.0 -4,334 -11.57% $179.9K
Aug 22, 2024 Aug 26, 2024 Thurmond Mark C. COO Sell 42.5 -2,357 -6.81% $97.9K
Aug 22, 2024 Aug 26, 2024 Yoran Amit CEO Sell 47.5 -5,326 -0.47% $221.2K
Aug 22, 2024 Aug 26, 2024 Vintz Stephen A CFO Sell 42.5 -3,201 -1.15% $133K
Aug 21, 2024 Aug 22, 2024 Thurmond Mark C. COO Sell 45.0 -818 -2.68% $34.5K
Aug 19, 2024 Aug 21, 2024 Yoran Amit CEO Sell 47.5 -4,862 -0.43% $206K
Aug 19, 2024 Aug 21, 2024 Vintz Stephen A CFO Sell 42.5 -2,820 -1.03% $119.5K
Aug 19, 2024 Aug 21, 2024 Thurmond Mark C. COO Sell 42.5 -2,224 -6.79% $94.2K
Jul 30, 2024 Aug 1, 2024 Yoran Amit CEO Sell 32.5 -40,000 -3.48% $1.9M
Jul 30, 2024 Aug 1, 2024 Thurmond Mark C. COO Sell 25.0 -4,700 -14.28% $230.3K
Jun 13, 2024 Jun 14, 2024 KEANE MARGARET M Director Neutral 52.5 - 0.00% -
May 28, 2024 May 29, 2024 Thurmond Mark C. COO Sell 45.0 -949 -2.80% $41.7K
May 24, 2024 May 28, 2024 Vicks Raymond Jr. Director Sell 25.0 -1,560 -13.77% $67K
May 23, 2024 May 28, 2024 Thurmond Mark C. COO Sell 32.5 -5,752 -5.33% $248.9K
May 23, 2024 May 28, 2024 Vintz Stephen A CFO Sell 40.0 -6,638 -1.23% $287.7K
May 23, 2024 May 28, 2024 Yoran Amit CEO Sell 42.5 -11,043 -0.74% $478.5K
May 28, 2024 May 28, 2024 Howe Niloofar Razi Director Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 KEANE MARGARET M Director Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 Yoran Amit CEO Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 SEAWELL A BROOKE Director Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 COVIELLO ARTHUR W JR Director Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 Vintz Stephen A CFO Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 Tosheff George Alex Director Neutral 52.5 - 0.00% -
May 21, 2024 May 23, 2024 Thurmond Mark C. COO Sell 45.0 -820 -2.70% $35.7K
May 22, 2024 May 23, 2024 Vicks Raymond Jr. Director Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 Huffard John C Jr Director Neutral 52.5 - 0.00% -
May 22, 2024 May 23, 2024 Zecher Linda Kay Director Sell 22.5 -2,350 -45.17% $102.2K