QUODD

Insider Transactions last 24 months for Tenable Holdings, Inc. - NSDQ: TENB

Transactions
All	Buy	Sell	Option Exercise

Filer's Name	Relationship/ Title	Trans. Date	Trans. Type	Ownership Type	Security Type	Shares	Price	Trans. Value	Total Shares Owned
Vintz Stephen A	Co-Chief Executive Officer	02/25/2026	DF	Direct	COM	11,667	$19.00	$221,673.00	428,631
Vintz Stephen A	Co-Chief Executive Officer	02/25/2026	AM	Direct	COM	24,381	$0.00	$0.00	440,298
Thurmond Mark C.	Co-Chief Executive Officer	02/25/2026	DF	Direct	COM	11,789	$19.00	$223,991.00	168,267
Thurmond Mark C.	Co-Chief Executive Officer	02/25/2026	AM	Direct	COM	24,381	$0.00	$0.00	180,056
Anschutz Barron	Other	02/23/2026	DF	Direct	COM	3,179	$17.55	$55,791.45	69,794
Anschutz Barron	Other	02/23/2026	AM	Direct	COM	6,515	$0.00	$0.00	72,973
Anschutz Barron	Other	02/23/2026	DF	Direct	COM	669	$17.55	$11,740.95	66,458
Anschutz Barron	Other	02/23/2026	AM	Direct	COM	1,258	$0.00	$0.00	67,127
Anschutz Barron	Other	02/23/2026	DF	Direct	COM	640	$17.55	$11,232.00	65,869
Anschutz Barron	Other	02/23/2026	AM	Direct	COM	1,337	$0.00	$0.00	66,509
Anschutz Barron	Other	02/23/2026	DF	Direct	COM	666	$17.55	$11,688.30	65,172
Anschutz Barron	Other	02/23/2026	AM	Direct	COM	1,390	$0.00	$0.00	65,838
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	DF	Direct	COM	1,485	$17.55	$26,061.75	415,917
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	AM	Direct	COM	4,518	$0.00	$0.00	417,402
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	DF	Direct	COM	17,298	$17.55	$303,579.90	412,884
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	AM	Direct	COM	46,586	$0.00	$0.00	430,182
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	DF	Direct	COM	1,674	$17.55	$29,378.70	383,596
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	AM	Direct	COM	5,095	$0.00	$0.00	385,270
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	DF	Direct	COM	2,544	$17.55	$44,647.20	380,175
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	AM	Direct	COM	5,316	$0.00	$0.00	382,719
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	DF	Direct	COM	771	$17.55	$13,531.05	377,403
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	AM	Direct	COM	2,345	$0.00	$0.00	378,174
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	DF	Direct	COM	524	$17.55	$9,196.20	375,829
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	AM	Direct	COM	1,594	$0.00	$0.00	376,353
Vintz Stephen A	Co-Chief Executive Officer	02/23/2026	DF	Direct	COM	619	$17.55	$10,863.45	374,759

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Transaction Type Key First letter: A = Acquired, D = Disposed Second letter: A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security \| D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) \| E = Expiration of short derivative position \| F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. \| G = Gift \| H = Expiration (or cancellation) of long derivative position with value received \| I = Discretionary transaction in accordance with Rule 16b-3(f) \| J = Other \| L = Small acquisition under Rule 16a-6 \| M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 \| O = Exercise of out-of-the-money derivative security \| P = Open market or private purchase \| S = Open market or private sale \| U = Disposition pursuant to a tender of shares in a change of control transaction \| W = Acquisition or disposition by will or the laws of descent and distribution \| X = Exercise of in-the-money or at-the-money derivative security \| Z = Deposit into or withdrawal from voting trust		Send to Excel

Transaction Type Key
First letter: A = Acquired, D = Disposed
Second letter:
A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security | D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) | E = Expiration of short derivative position | F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. | G = Gift | H = Expiration (or cancellation) of long derivative position with value received | I = Discretionary transaction in accordance with Rule 16b-3(f) | J = Other | L = Small acquisition under Rule 16a-6 | M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | O = Exercise of out-of-the-money derivative security | P = Open market or private purchase | S = Open market or private sale | U = Disposition pursuant to a tender of shares in a change of control transaction | W = Acquisition or disposition by will or the laws of descent and distribution | X = Exercise of in-the-money or at-the-money derivative security | Z = Deposit into or withdrawal from voting trust

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Filer's Name	Relationship/ Title	Trans. Date	Trans. Type	Ownership Type	Security Type	Shares	Price	Trans. Value	Total Shares Owned
Vicks Raymond Jr.	Director	02/12/2026	AP	Direct	COM	4,500	$22.17	$99,765.00	16,266
Coviello Arthur W Jr	Director	02/09/2026	AP	Direct	COM	12,000	$21.50	$258,000.00	51,731
Vicks Raymond Jr.	Director	09/05/2025	AG	Indirect	COM	1,500	$0.00	$0.00	4,500
Anschutz Barron	Other	02/28/2025	AA	Direct	COM	624	$32.42	$20,230.08	54,238
Vicks Raymond Jr.	Director	11/14/2024	AG	Indirect	COM	1,500	$0.00	$0.00	3,000