Tenable (TENB) director Linda Zecher reports sales of 2,620 common shares

Q: What insider activity did Tenable (TENB) report for Linda Kay Zecher?

Tenable reported that director Linda Kay Zecher sold a total of 2,620 shares of common stock across three transactions on August 3, 4, and 7, 2026 , all reported as open market or private sales.

Q: How many Tenable (TENB) shares did Linda Kay Zecher sell on each date?

Linda Kay Zecher sold 1,470 shares on August 3, 2026, 600 shares on August 4, 2026, and 550 shares on August 7, 2026, according to the Form 4 reporting her transactions in Tenable common stock.

Q: At what prices did Linda Kay Zecher sell Tenable (TENB) shares?

The reported sales occurred at per-share prices of $34.00 on August 3, 2026, $36.00 on August 4, 2026, and $36.50 on August 7, 2026, for Tenable common stock held directly by Linda Kay Zecher.

Q: Were Linda Kay Zecher’s Tenable (TENB) stock sales under a Rule 10b5-1 plan?

The Form 4 indicates the Rule 10b5‑1 checkbox was not marked , meaning the reported sales of Tenable common stock by director Linda Kay Zecher were not affirmed as executed under a Rule 10b5‑1 trading plan.

Q: What type of transactions did Tenable (TENB) disclose for Linda Kay Zecher?

All three reported transactions were sales of Tenable common stock classified as non-derivative and described as sales in open market or private transactions , involving shares held directly by director Linda Kay Zecher.

Filing Impact

(Neutral)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Tenable Holdings, Inc. director Linda Kay Zecher reported three sales of common stock. She sold 1,470 shares on August 3, 2026 at $34.00 per share, 600 shares on August 4, 2026 at $36.00 per share, and 550 shares on August 7, 2026 at $36.50 per share. All transactions involved common stock held directly and were characterized as sales in open market or private transactions. The filing’s Rule 10b5‑1 checkbox was not marked as being pursuant to a trading plan.

Insider Trade Summary

Net Seller: 2,620 shares

Net Sell 3 txns

Insider Zecher Linda Kay

Role Director

Sold 2,620 shs ($92K)

Type	Security	Shares	Price	Value
Sale	Common Stock	550	$36.50	$20K
Sale	Common Stock	600	$36.00	$22K
Sale	Common Stock	1,470	$34.00	$50K

Holdings After Transaction: Common Stock — 8,402 shares (Direct)

Key Figures

Shares sold Aug. 3, 2026: 1,470 shares at $34.00 per share Shares sold Aug. 4, 2026: 600 shares at $36.00 per share Shares sold Aug. 7, 2026: 550 shares at $36.50 per share +1 more

4 metrics

Shares sold Aug. 3, 2026 1,470 shares at $34.00 per share Non-derivative sale of Tenable common stock by director Linda Kay Zecher

Shares sold Aug. 4, 2026 600 shares at $36.00 per share Non-derivative sale of Tenable common stock by director Linda Kay Zecher

Shares sold Aug. 7, 2026 550 shares at $36.50 per share Non-derivative sale of Tenable common stock by director Linda Kay Zecher

Total shares sold 2,620 shares Aggregate shares sold across three reported transactions

Key Terms

non-derivative, open market or private transaction

2 terms

non-derivative financial

"transaction_type": "non-derivative""

open market or private transaction financial

"transaction_code_description": "Sale in open market or private transaction""

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google

Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/11/2026 - 04:03 PM Accepted by SEC EDGAR 08/11/2026 - 04:02 PM

FAQ

What insider activity did Tenable (TENB) report for Linda Kay Zecher?

Tenable reported that director Linda Kay Zecher sold a total of 2,620 shares of common stock across three transactions on August 3, 4, and 7, 2026, all reported as open market or private sales.

How many Tenable (TENB) shares did Linda Kay Zecher sell on each date?

Linda Kay Zecher sold 1,470 shares on August 3, 2026, 600 shares on August 4, 2026, and 550 shares on August 7, 2026, according to the Form 4 reporting her transactions in Tenable common stock.

At what prices did Linda Kay Zecher sell Tenable (TENB) shares?

The reported sales occurred at per-share prices of $34.00 on August 3, 2026, $36.00 on August 4, 2026, and $36.50 on August 7, 2026, for Tenable common stock held directly by Linda Kay Zecher.

Were Linda Kay Zecher’s Tenable (TENB) stock sales under a Rule 10b5-1 plan?

The Form 4 indicates the Rule 10b5‑1 checkbox was not marked, meaning the reported sales of Tenable common stock by director Linda Kay Zecher were not affirmed as executed under a Rule 10b5‑1 trading plan.

What type of transactions did Tenable (TENB) disclose for Linda Kay Zecher?

All three reported transactions were sales of Tenable common stock classified as non-derivative and described as sales in open market or private transactions, involving shares held directly by director Linda Kay Zecher.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Zecher Linda Kay

(Last)

(First)

(Middle)

C/O TENABLE HOLDINGS, INC.

6100 MERRIWEATHER DRIVE

(Street)

COLUMBIA

MARYLAND

21044

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Tenable Holdings, Inc. [ TENB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/03/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/03/2026		S		1,470	D	$34	9,552	D
Common Stock	08/04/2026		S		600	D	$36	8,952	D
Common Stock	08/07/2026		S		550	D	$36.5	8,402	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

Remarks:

	/s/ David Bartholomew, Attorney-in-Fact	08/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR