QUALYS INC

Ticker: QLYS CUSIP: 74758T303 Class: COM

BARCLAYS PLC's Holding History (CIK: 0000312069)

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

Q4 2025

Shares 116,695 Value ($000) $15,509 Avg Close $137.58 Range $121.01 - $155.47

Q3 2025

Shares 112,214 Value ($000) $14,415 Avg Close $135.59 Range $124.10 - $151.10

Q2 2025

Shares 173,718 Value ($000) $24,819 Avg Close $132.36 Range $112.61 - $143.16

Q1 2025

Shares 146,169 Value ($000) $18,407 Avg Close $135.24 Range $121.53 - $150.58

Q4 2024

Shares 181,249 Value ($000) $25,415 Avg Close $139.19 Range $119.17 - $170.00

Q3 2024

Shares 112,214 Value ($000) $14 Avg Close $132.00 Range $119.32 - $151.06

Q2 2024

Shares 55,601 Value ($000) $7,929 Avg Close $152.28 Range $131.07 - $174.20

Q1 2024

Shares 101,402 Value ($000) $16,921 Avg Close $176.57 Range $156.51 - $201.03

Q4 2023

Shares 98,695 Value ($000) $19,372 Avg Close $174.91 Range $149.17 - $206.35

Q3 2023

Shares 38,728 Value ($000) $5,908 Avg Close $143.84 Range $122.53 - $157.88

Q2 2023

Shares 44,367 Value ($000) $6 Avg Close $123.00 Range $107.00 - $134.28

Q1 2023

Shares 45,934 Value ($000) $6 Avg Close $117.19 Range $101.10 - $130.63

Q4 2022

Shares 18,950 Value ($000) $2 Avg Close $124.92 Range $107.69 - $148.51

Q3 2022

Shares 17,277 Value ($000) $2,408 Avg Close $140.93 Range $114.02 - $162.36

Q2 2022

Shares 10,679 Value ($000) $1,346 Avg Close $130.99 Range $110.74 - $150.10

Q1 2022

Shares 10,331 Value ($000) $1,471 Avg Close $127.72 Range $108.10 - $145.50

Q4 2021

Shares 48,591 Value ($000) $6,668 Avg Close $127.76 Range $106.48 - $142.94

Q3 2021

Shares 38,297 Value ($000) $4,261 Avg Close $109.53 Range $97.02 - $121.07

Q2 2021

Shares 33,938 Value ($000) $3,418 Avg Close $101.79 Range $92.00 - $108.98

Q1 2021

Shares 32,753 Value ($000) $3,433 Avg Close $111.92 Range $90.26 - $148.84

Q4 2020

Shares 48,652 Value ($000) $5,929 Avg Close $98.93 Range $86.65 - $126.30

Q3 2020

Shares 73,659 Value ($000) $7,221 Avg Close $106.95 Range $90.93 - $125.22

Q2 2020

Shares 94,952 Value ($000) $9,877 Avg Close $104.77 Range $81.80 - $119.20

Q1 2020

Shares 78,128 Value ($000) $6,795 Avg Close $83.95 Range $63.37 - $94.72

Q4 2019

Shares 57,051 Value ($000) $4,757 Avg Close $82.92 Range $73.76 - $88.91

Q3 2019

Shares 38,626 Value ($000) $2,919 Avg Close $83.33 Range $72.76 - $92.19

Q2 2019

Shares 40,835 Value ($000) $3,555 Avg Close $86.26 Range $78.10 - $95.99

Q1 2019

Shares 25,427 Value ($000) $2,104 Avg Close $83.25 Range $69.35 - $97.12

Q4 2018

Shares 13,734 Value ($000) $1,027 Avg Close $75.36 Range $65.94 - $89.35

Q3 2018

Shares 38,649 Value ($000) $3,443 Avg Close $89.90 Range $82.91 - $98.30

Q2 2018

Shares 32,648 Value ($000) $2,752 Avg Close $80.38 Range $68.20 - $97.75

Q1 2018

Shares 14,111 Value ($000) $1,027 Avg Close $69.00 Range $57.20 - $79.40

Q4 2017

Shares 19,707 Value ($000) $1,170 Avg Close $56.22 Range $50.00 - $62.35

Q3 2017

Shares 54,232 Value ($000) $2,809 Avg Close $45.89 Range $39.45 - $53.55

Q2 2017

Shares 56,366 Value ($000) $2,300 Avg Close $40.16 Range $34.80 - $44.35

Q1 2017

Shares 84,627 Value ($000) $3,208 Avg Close $35.13 Range $31.80 - $38.38

Q4 2016

Shares 78,288 Value ($000) $2,478 Avg Close $35.20 Range $30.61 - $39.67

Q3 2016

Shares 32,071 Value ($000) $1,224 Avg Close $33.49 Range $29.69 - $38.32

Q2 2016

Shares 46,173 Value ($000) $1,377 Avg Close $28.08 Range $23.77 - $32.65

Q1 2016

Shares 2,803 Value ($000) $70 Avg Close $25.93 Range $16.96 - $32.48

Q4 2015

Shares 323 Value ($000) $11 Avg Close $35.27 Range $28.05 - $39.74

Q3 2015

Shares 4,036 Value ($000) $114 Avg Close $33.54 Range $25.32 - $42.97

Q2 2015

Shares 3,949 Value ($000) $158 Avg Close $44.87 Range $36.21 - $55.47

Q1 2015

Shares 602 Value ($000) $28 Avg Close $42.80 Range $35.01 - $50.00

Q4 2014

Shares 1,633 Value ($000) $60 Avg Close $33.37 Range $26.00 - $40.74

Q3 2014

Shares 692 Value ($000) $18 Avg Close $25.21 Range $22.65 - $29.70

Q2 2014

Shares 414 Value ($000) $11 Avg Close $22.74 Range $18.00 - $26.88

Q1 2014

Shares 1,889 Value ($000) $48 Avg Close $26.98 Range $20.37 - $29.94

Q4 2013

Shares 2,148 Value ($000) $50 Avg Close $22.22 Range $19.56 - $24.90

Q3 2013

Shares 2,830 Value ($000) $59 Avg Close $18.76 Range $14.98 - $23.21

Q2 2013

Shares 2,019 Value ($000) $33 Avg Close $12.98 Range $10.15 - $16.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	116,695	$15,509	$137.58	$121.01 - $155.47
Q3 2025	112,214	$14,415	$135.59	$124.10 - $151.10
Q2 2025	173,718	$24,819	$132.36	$112.61 - $143.16
Q1 2025	146,169	$18,407	$135.24	$121.53 - $150.58
Q4 2024	181,249	$25,415	$139.19	$119.17 - $170.00
Q3 2024	112,214	$14	$132.00	$119.32 - $151.06
Q2 2024	55,601	$7,929	$152.28	$131.07 - $174.20
Q1 2024	101,402	$16,921	$176.57	$156.51 - $201.03
Q4 2023	98,695	$19,372	$174.91	$149.17 - $206.35
Q3 2023	38,728	$5,908	$143.84	$122.53 - $157.88
Q2 2023	44,367	$6	$123.00	$107.00 - $134.28
Q1 2023	45,934	$6	$117.19	$101.10 - $130.63
Q4 2022	18,950	$2	$124.92	$107.69 - $148.51
Q3 2022	17,277	$2,408	$140.93	$114.02 - $162.36
Q2 2022	10,679	$1,346	$130.99	$110.74 - $150.10
Q1 2022	10,331	$1,471	$127.72	$108.10 - $145.50
Q4 2021	48,591	$6,668	$127.76	$106.48 - $142.94
Q3 2021	38,297	$4,261	$109.53	$97.02 - $121.07
Q2 2021	33,938	$3,418	$101.79	$92.00 - $108.98
Q1 2021	32,753	$3,433	$111.92	$90.26 - $148.84
Q4 2020	48,652	$5,929	$98.93	$86.65 - $126.30
Q3 2020	73,659	$7,221	$106.95	$90.93 - $125.22
Q2 2020	94,952	$9,877	$104.77	$81.80 - $119.20
Q1 2020	78,128	$6,795	$83.95	$63.37 - $94.72
Q4 2019	57,051	$4,757	$82.92	$73.76 - $88.91
Q3 2019	38,626	$2,919	$83.33	$72.76 - $92.19
Q2 2019	40,835	$3,555	$86.26	$78.10 - $95.99
Q1 2019	25,427	$2,104	$83.25	$69.35 - $97.12
Q4 2018	13,734	$1,027	$75.36	$65.94 - $89.35
Q3 2018	38,649	$3,443	$89.90	$82.91 - $98.30
Q2 2018	32,648	$2,752	$80.38	$68.20 - $97.75
Q1 2018	14,111	$1,027	$69.00	$57.20 - $79.40
Q4 2017	19,707	$1,170	$56.22	$50.00 - $62.35
Q3 2017	54,232	$2,809	$45.89	$39.45 - $53.55
Q2 2017	56,366	$2,300	$40.16	$34.80 - $44.35
Q1 2017	84,627	$3,208	$35.13	$31.80 - $38.38
Q4 2016	78,288	$2,478	$35.20	$30.61 - $39.67
Q3 2016	32,071	$1,224	$33.49	$29.69 - $38.32
Q2 2016	46,173	$1,377	$28.08	$23.77 - $32.65
Q1 2016	2,803	$70	$25.93	$16.96 - $32.48
Q4 2015	323	$11	$35.27	$28.05 - $39.74
Q3 2015	4,036	$114	$33.54	$25.32 - $42.97
Q2 2015	3,949	$158	$44.87	$36.21 - $55.47
Q1 2015	602	$28	$42.80	$35.01 - $50.00
Q4 2014	1,633	$60	$33.37	$26.00 - $40.74
Q3 2014	692	$18	$25.21	$22.65 - $29.70
Q2 2014	414	$11	$22.74	$18.00 - $26.88
Q1 2014	1,889	$48	$26.98	$20.37 - $29.94
Q4 2013	2,148	$50	$22.22	$19.56 - $24.90
Q3 2013	2,830	$59	$18.76	$14.98 - $23.21
Q2 2013	2,019	$33	$12.98	$10.15 - $16.25