QUALYS INC

Ticker: QLYS CUSIP: 74758T303 Class: COM

CAISSE DE DEPOT ET PLACEMENT DU QUEBEC's Holding History (CIK: 0000898286)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 12,007 Value ($000) $1,596 Avg Close $137.58 Range $121.01 - $155.47

Q3 2025

Shares 12,017 Value ($000) $1,590 Avg Close $135.59 Range $124.10 - $151.10

Q2 2025

Shares 9,942 Value ($000) $1,420 Avg Close $132.36 Range $112.61 - $143.16

Q1 2025

Shares 4,893 Value ($000) $616 Avg Close $135.24 Range $121.53 - $150.58

Q4 2024

Shares 59,950 Value ($000) $8,406 Avg Close $139.19 Range $119.17 - $170.00

Q3 2024

Shares 23,281 Value ($000) $2,991 Avg Close $132.00 Range $119.32 - $151.06

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,007	$1,596	$137.58	$121.01 - $155.47
Q3 2025	12,017	$1,590	$135.59	$124.10 - $151.10
Q2 2025	9,942	$1,420	$132.36	$112.61 - $143.16
Q1 2025	4,893	$616	$135.24	$121.53 - $150.58
Q4 2024	59,950	$8,406	$139.19	$119.17 - $170.00
Q3 2024	23,281	$2,991	$132.00	$119.32 - $151.06