Mark C. Thurmond Tenable Holdings, Inc. (TENB) insider trading activity

Mark C. Thurmond is Co-CEO,Chief Operating Officer of Tenable Holdings, Inc.. Currently has a direct ownership of 63,433 shares of TENB, which is worth approximately $2.33 Million. The most recent transaction as insider was on Feb 27, 2025, when has been sold 5,984 shares (Common Stock) at a price of $38.16 per share, resulting in proceeds of $228,349. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 63.4K

66.73% 3M change

66.28% 12M change

Total Value Held $2.33 Million

Mark C. Thurmond Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Feb 27 2025	SELL Open market or private sale	$228,349 $38.16 p/Share	5,984 Reduced 8.62%	63,433 Common Stock
Feb 26 2025	SELL Open market or private sale	$186,290 $38.19 p/Share	4,878 Reduced 6.57%	69,417 Common Stock
Feb 25 2025	SELL Open market or private sale	$138,758 $38.48 p/Share	3,606 Reduced 4.63%	74,295 Common Stock
Feb 24 2025	BUY Exercise of conversion of derivative security	-	36,635 Added 31.99%	77,901 Common Stock
Feb 19 2025	SELL Open market or private sale	$53,049 $39.56 p/Share	1,341 Reduced 3.15%	41,266 Common Stock
Feb 18 2025	BUY Exercise of conversion of derivative security	-	4,561 Added 9.67%	42,607 Common Stock
Nov 27 2024	SELL Open market or private sale	$40,330 $42.95 p/Share	939 Reduced 2.41%	38,046 Common Stock
Nov 26 2024	SELL Open market or private sale	$145,785 $42.59 p/Share	3,423 Reduced 8.07%	38,985 Common Stock
Nov 25 2024	SELL Open market or private sale	$100,139 $42.74 p/Share	2,343 Reduced 5.93%	37,188 Common Stock
Nov 25 2024	BUY Exercise of conversion of derivative security	-	5,220 Added 10.96%	42,408 Common Stock
Nov 22 2024	BUY Exercise of conversion of derivative security	-	4,874 Added 10.98%	39,531 Common Stock
Nov 20 2024	SELL Open market or private sale	$33,504 $40.71 p/Share	823 Reduced 2.32%	34,657 Common Stock
Nov 19 2024	SELL Open market or private sale	$89,950 $40.72 p/Share	2,209 Reduced 5.86%	35,480 Common Stock
Nov 18 2024	BUY Exercise of conversion of derivative security	-	4,561 Added 10.8%	37,689 Common Stock
Aug 27 2024	SELL Open market or private sale	$39,019 $41.03 p/Share	951 Reduced 2.79%	33,128 Common Stock
Aug 26 2024	SELL Open market or private sale	$140,631 $41.57 p/Share	3,383 Reduced 9.03%	34,079 Common Stock
Aug 23 2024	SELL Open market or private sale	$97,909 $41.54 p/Share	2,357 Reduced 6.81%	32,242 Common Stock
Aug 23 2024	BUY Exercise of conversion of derivative security	-	5,220 Added 12.23%	37,462 Common Stock
Aug 22 2024	BUY Exercise of conversion of derivative security	-	4,874 Added 12.35%	34,599 Common Stock
Aug 21 2024	SELL Open market or private sale	$34,495 $42.17 p/Share	818 Reduced 2.68%	29,725 Common Stock
Aug 20 2024	SELL Open market or private sale	$94,208 $42.36 p/Share	2,224 Reduced 6.79%	30,543 Common Stock
Aug 19 2024	BUY Exercise of conversion of derivative security	-	4,561 Added 12.22%	32,767 Common Stock
Jul 30 2024	SELL Open market or private sale	$230,347 $49.01 p/Share	4,700 Reduced 14.28%	28,206 Common Stock
May 28 2024	SELL Open market or private sale	$41,727 $43.97 p/Share	949 Reduced 2.8%	32,906 Common Stock
May 24 2024	SELL Open market or private sale	$146,093 $43.21 p/Share	3,381 Reduced 9.08%	33,855 Common Stock

MCT

Mark C. Thurmond

Co-CEO,Chief Operating Officer

Columbia, MD

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