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CIK 0001107843 · Large accelerated filer

QUALYS, INC.

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Ticker
QLYS
Exchange
Nasdaq
Industry
Services-Prepackaged Software
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
770534145
Phone
650-801-6100
Business address
919 E. HILLSDALE BLVD., FOSTER CITY, CA, 94404
Former names
QUALYS INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$2,549,510
in 9 filings, $2.5M under 10b5-1 plans

Net −$2,549,510. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-20 Pfeiffer Wendy Director Sale 10b5-1 −500 $185.00 $93K 11,710
2026-07-20 Pfeiffer Wendy Director Sale 10b5-1 −500 $158.19 $79K 12,210
2026-06-22 Pfeiffer Wendy Director Sale 10b5-1 −500 $110.55 $55K 12,710
2026-06-10 Pfeiffer Wendy Director Grant or award +2,628 13,210
2026-05-22 Pfeiffer Wendy Director Sale 10b5-1 −500 $101.21 $51K 10,582
2025-08-15 Pfeiffer Wendy Director Sale 10b5-1 −200 $129.72 $26K 11,082
2025-07-15 Pfeiffer Wendy Director Sale 10b5-1 −200 $139.45 $28K 11,282
2025-06-13 Pfeiffer Wendy Director Sale 10b5-1 −200 $138.78 $28K 11,482
2025-06-11 Pfeiffer Wendy Director Grant or award +1,879 11,682
2024-06-12 Pfeiffer Wendy Director Grant or award +1,313 9,803
2024-05-24 Pfeiffer Wendy Director Sale 10b5-1 −1,143 $145.22 $166K 9,347
2024-05-24 Pfeiffer Wendy Director Sale 10b5-1 −857 $146.38 $125K 8,490
2023-12-04 Pfeiffer Wendy Director Sale 10b5-1 −990 $186.91 $185K 10,930
2023-12-04 Pfeiffer Wendy Director Sale 10b5-1 −440 $187.81 $83K 10,490
2023-06-07 Pfeiffer Wendy Director Grant or award +1,700 11,920

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