Mark C. Thurmond

Co-Chief Executive Officer at Tenable Holdings · 69 reported transactions in 1 company · latest report Aug 24, 2026

Their trades


Tenable HoldingsTENB	Shares withheld for tax $71.7K · 2,112 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 4,368 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $127.4K · 3,754 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 7,764 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $61K · 1,796 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 3,713 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $100K · 2,947 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 6,095 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $37.2K · 1,097 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 2,267 shares	Aug 24, 2026

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$71.7K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

4,368

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$127.4K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

7,764

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$61K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

3,713

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$100K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

6,095

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$37.2K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

2,267

Newest 10 of 69 transactionsPro adds every trade with how it did, their holdings and the money-flow chartPro is $29 a month

Built from their public trade reports and market prices: past moves, not predictions or advice.

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Mark C. Thurmond

Co-Chief Executive Officer at Tenable Holdings · 69 reported transactions in 1 company · latest report Aug 24, 2026

Their trades


Tenable HoldingsTENB	Shares withheld for tax $71.7K · 2,112 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 4,368 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $127.4K · 3,754 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 7,764 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $61K · 1,796 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 3,713 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $100K · 2,947 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 6,095 shares	Aug 24, 2026
Tenable HoldingsTENB	Shares withheld for tax $37.2K · 1,097 shares	Aug 24, 2026
Tenable HoldingsTENB	Exercised options — · 2,267 shares	Aug 24, 2026

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$71.7K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

4,368

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$127.4K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

7,764

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$61K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

3,713

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$100K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

6,095

Shares withheld for taxTenable Holdings

Aug 24, 2026 · TENB

$37.2K

Exercised optionsTenable Holdings

Aug 24, 2026 · TENB

2,267

Newest 10 of 69 transactionsPro adds every trade with how it did, their holdings and the money-flow chartPro is $29 a month

Built from their public trade reports and market prices: past moves, not predictions or advice.

Their trades

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Their trades

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