Thurmond Mark C. Insider Trades

Insider Trading History

Track insider trading activity for Thurmond Mark C.. See latest buy and sell transactions across all companies.

Holdings

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price

Insider Trades History

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $5.41M 182,188 shares
Last Trade
May 22, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$312k 12,268 shares
$25.45
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $5.47M 184,300 shares
Last Trade
May 22, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$646k 25,369 shares
$25.45
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $2.54M 85,408 shares
Last Trade
May 22, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$646k 25,369 shares
$25.45
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $10.1M 341,847 shares
Last Trade
Feb 26, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$6.62M 341,847 shares
$19.38
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $5M 168,267 shares
Last Trade
Feb 25, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$224k 11,789 shares
$19.00
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $2.17M 73,147 shares
Last Trade
Feb 25, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$463k 24,381 shares
$19.00
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $5.35M 180,056 shares
Last Trade
Feb 25, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$463k 24,381 shares
$19.00
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $4.99M 168,225 shares
Last Trade
Feb 23, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.11M 63,318 shares
$17.55
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $2.77M 93,172 shares
Last Trade
Feb 23, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.11M 63,318 shares
$17.55
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $4.62M 155,675 shares
Last Trade
Feb 23, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$373k 21,282 shares
$17.55
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $3.37M 113,639 shares
Last Trade
Nov 24, 2025 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$208k 8,092 shares
$25.68
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $3.44M 115,751 shares
Last Trade
Nov 24, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$429k 16,730 shares
$25.67
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $1.17M 39,312 shares
Last Trade
Nov 24, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$429k 16,730 shares
$25.67
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $3.12M 105,001 shares
Last Trade
Aug 26, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$75.8k 2,541 shares
$29.84
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $3.04M 102,322 shares
Last Trade
Aug 25, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$862k 28,500 shares
$30.25
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $2.16M 72,727 shares
Last Trade
May 27, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$80.6k 2,483 shares
$32.45
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-chief Executive Officer
Holding Value $2.23M 75,210 shares
Last Trade
May 23, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$178k 5,577 shares
$31.98
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-ceo,chief Operating Officer
Holding Value $1.88M 63,433 shares
Last Trade
Feb 27, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$228k 5,984 shares
$38.16
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-ceo,chief Operating Officer
Holding Value $2.06M 69,417 shares
Last Trade
Feb 26, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$186k 4,878 shares
$38.19
$29.69
Tenable Holdings
Tenable Holdings TENB
Co-ceo,chief Operating Officer
Holding Value $2.21M 74,295 shares
Last Trade
Feb 25, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$139k 3,606 shares
$38.48
$29.69

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