[Form 4] Qualys, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Qualys insider sale reported on Form 4. Director John A. Zangardi sold 1,287 shares of Qualys, Inc. common stock on 08/13/2025 at a reported price of $132.0266 per share. After the sale he beneficially owned 11,034 shares directly and 5 shares indirectly through his son. The form was signed by Bruce Posey by power of attorney on 08/15/2025.

Positive

• None.

Negative

• Director John A. Zangardi disposed of 1,287 shares on 08/13/2025 at a reported price of $132.0266 per share

Insights

Financial Analyst

TL;DR: A company director reported a small, single sale of 1,287 shares at $132.03, reducing direct holdings to 11,034 shares.

The transaction is a routine insider disposition recorded on Form 4. The size of the sale (1,287 shares) should be assessed relative to the director's remaining direct holding of 11,034 shares, but no additional context on intent or scheduled trading plan is provided in the filing. No derivative transactions or other changes were reported. This disclosure does not include corporate performance metrics or guidance.

Corporate Governance Expert

TL;DR: Director-level sale was disclosed properly; filing shows direct and indirect ownership breakdown.

The Form 4 shows compliance with Section 16 reporting: the reporting person is identified as a director and the transaction was reported within the required form. The filing lists an indirect holding of 5 shares through a son and a direct post-transaction position of 11,034 shares. There is no amendment history or indication of a Rule 10b5-1 plan noted on the form. Signature executed by an attorney-in-fact is indicated.

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
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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^*

Zangardi John A.

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/13/2025

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	08/13/2025		S		1,287	D	$132.0266	11,034	D
Common Stock								5	I	By Son

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:

	/s/ Bruce Posey, by power of attorney	08/15/2025
	** 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.

FAQ

What insider transaction did Qualys (QLYS) report on 08/13/2025?

Director John A. Zangardi sold 1,287 shares of Qualys common stock on 08/13/2025 at a reported price of $132.0266 per share.

How many Qualys (QLYS) shares does the reporting director own after the sale?

After the sale the director beneficially owned 11,034 shares directly and 5 shares indirectly through his son, per the Form 4.

Was the Form 4 for Qualys (QLYS) signed and when?

The Form 4 was signed by Bruce Posey, by power of attorney on 08/15/2025 as shown on the filing.

Does the filing show any derivative transactions or Rule 10b5-1 plan?

No derivative securities are reported in Table II and the form does not indicate a Rule 10b5-1 plan in the disclosed fields.

What is the reporting person's relationship to Qualys (QLYS)?

The reporting person, John A. Zangardi, is identified as a Director of Qualys, Inc. on the Form 4.