# EDGAR Filing Document

**Accession Number:** 0001107843
**File Stem:** 0001140361-26-016103
**Filing Date:** 2026-4
**Character Count:** 2110
**Document Hash:** c5429512f36e3c7de59bf37f8e2d2627
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-016103.hdr.sgml**: 20260422

**ACCESSION NUMBER**: 0001140361-26-016103

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260422

**DATE AS OF CHANGE**: 20260422

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** QUALYS, INC.
- **CENTRAL INDEX KEY:** 0001107843
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 770534145
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-35662
- **FILM NUMBER:** 26883785

**BUSINESS ADDRESS:**
- **STREET 1:** 919 E. HILLSDALE BLVD.
- **CITY:** FOSTER CITY
- **STATE:** CA
- **ZIP:** 94404
- **BUSINESS PHONE:** 650-801-6100

**MAIL ADDRESS:**
- **STREET 1:** 919 E. HILLSDALE BLVD.
- **CITY:** FOSTER CITY
- **STATE:** CA
- **ZIP:** 94404

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** QUALYS INC
- **DATE OF NAME CHANGE:** 20000225

### UNITED STATES <br>

### SECURITIES AND EXCHANGE COMMISSION <br>

#### Washington, D.C. 20549

### SCHEDULE 14A

#### PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE <br>

#### SECURITIES EXCHANGE ACT OF 1934
Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐<br> Preliminary Proxy Statement

☐<br> Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

☐<br> Definitive Proxy Statement

☒<br> Definitive Additional Materials

☐<br> Soliciting Material Pursuant to §240.14a-2

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| |
|:---|
| **QUALYS, INC.**  |
| **(Name of Registrant as Specified In Its Charter)**  |
| **(Name of Person(s) Filing Proxy Statement, if other than Registrant)** |

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Payment of Filing Fee (Check all boxes that apply):

☒<br> No fee required.

☐<br> Fee paid previously with preliminary materials.

☐<br> Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

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