Qualys (QLYS) CEO reports 61,092 RSUs; holds 265,043 shares

Qualys (QLYS) insider activity: CEO & President Sumedh S. Thakar, who also serves as a Director, reported the acquisition of 61,092 shares of Common Stock on 10/30/2025 at a price of $0.

Rhea-AI Filing Summary

Qualys (QLYS) insider activity: CEO & President Sumedh S. Thakar, who also serves as a Director, reported the acquisition of 61,092 shares of Common Stock on 10/30/2025 at a price of $0. The filing indicates these are restricted stock units.

The award consists of RSUs that vest quarterly in equal installments over four years after November 1, 2025, subject to the reporting person’s continued service through each vesting date. Following this transaction, the reporting person beneficially owns 265,043 shares, held directly.

Insider Trade Summary

Grant/Award: 61,092 shares

Grant/Award 1 txn

Insider Thakar Sumedh S

Role CEO & PRESIDENT

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	61,092	$0.00	$0.00

Holdings After Transaction: Common Stock — 265,043 shares (Direct)

Footnotes (1)

1. F1. The reported securities represent restricted stock units which vest quarterly in equal installments over four years after November 1, 2025, subject to the Reporting Person's continued service through each vesting date.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Qualys (QLYS) report in this Form 4?

The CEO & President, Sumedh S. Thakar, reported acquiring 61,092 shares via RSUs at $0 on 10/30/2025.

How do the RSUs for QLYS’s CEO vest?

They vest quarterly in equal installments over four years after November 1, 2025, subject to continued service.

What is the executive’s total beneficial ownership after the transaction?

Beneficial ownership is 265,043 shares, held directly.

What role does the reporting person hold at Qualys (QLYS)?

He is the CEO & President and also serves as a Director.

What was the transaction code and price reported?

Transaction code A (grant) with a reported price of $0 for 61,092 shares of Common Stock.

When is the earliest transaction date noted?

The earliest transaction date is 10/30/2025.

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

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Accepted by SEC EDGAR 10/31/2025 - 04:49 PM EDT Learn about SEC filing dates

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^*

Thakar Sumedh S

(Last) (First) (Middle)

C/O QUALYS, INC.

919 E. HILLSDALE BLVD.

(Street)

FOSTER CITY CA 94404

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
QUALYS, INC. [ QLYS ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/30/2025

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/30/2025		A		61,092(1)	A	$0	265,043	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The reported securities represent restricted stock units which vest quarterly in equal installments over four years after November 1, 2025, subject to the Reporting Person's continued service through each vesting date.

	/s/ Bruce Posey by power of attorney for Sumedh S. Thakar	10/31/2025
	** 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.