QUALYS INC

Ticker: QLYS CUSIP: 74758T303 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q4 2025

Shares 470,311 Value ($000) $62,504 Avg Close $137.58 Range $121.01 - $155.47

Q3 2025

Shares 471,981 Value ($000) $62,457 Avg Close $135.59 Range $124.10 - $151.10

Q2 2025

Shares 469,697 Value ($000) $67,106 Avg Close $132.36 Range $112.61 - $143.16

Q1 2025

Shares 456,857 Value ($000) $57,532 Avg Close $135.24 Range $121.53 - $150.58

Q4 2024

Shares 456,540 Value ($000) $64,016 Avg Close $139.19 Range $119.17 - $170.00

Q3 2024

Shares 452,692 Value ($000) $58,153 Avg Close $132.00 Range $119.32 - $151.06

Q2 2024

Shares 458,142 Value ($000) $65,331 Avg Close $152.28 Range $131.07 - $174.20

Q1 2024

Shares 458,250 Value ($000) $76,468 Avg Close $176.57 Range $156.51 - $201.03

Q4 2023

Shares 463,270 Value ($000) $90,931 Avg Close $174.91 Range $149.17 - $206.35

Q3 2023

Shares 469,731 Value ($000) $71,657 Avg Close $143.84 Range $122.53 - $157.88

Q2 2023

Shares 434,557 Value ($000) $56,132 Avg Close $123.00 Range $107.00 - $134.28

Q1 2023

Shares 445,826 Value ($000) $57,966 Avg Close $117.19 Range $101.10 - $130.63

Q4 2022

Shares 443,028 Value ($000) $49,721 Avg Close $124.92 Range $107.69 - $148.51

Q3 2022

Shares 428,589 Value ($000) $59,742 Avg Close $140.93 Range $114.02 - $162.36

Q2 2022

Shares 311,108 Value ($000) $39,244 Avg Close $130.99 Range $110.74 - $150.10

Q1 2022

Shares 285,805 Value ($000) $40,702 Avg Close $127.72 Range $108.10 - $145.50

Q4 2021

Shares 250,893 Value ($000) $34,428 Avg Close $127.76 Range $106.48 - $142.94

Q3 2021

Shares 240,329 Value ($000) $26,747 Avg Close $109.53 Range $97.02 - $121.07

Q2 2021

Shares 251,307 Value ($000) $25,305 Avg Close $101.79 Range $92.00 - $108.98

Q1 2021

Shares 254,973 Value ($000) $26,717 Avg Close $111.92 Range $90.26 - $148.84

Q4 2020

Shares 245,791 Value ($000) $29,955 Avg Close $98.93 Range $86.65 - $126.30

Q3 2020

Shares 246,053 Value ($000) $24,116 Avg Close $106.95 Range $90.93 - $125.22

Q2 2020

Shares 257,837 Value ($000) $26,821 Avg Close $104.77 Range $81.80 - $119.20

Q1 2020

Shares 232,203 Value ($000) $20,200 Avg Close $83.95 Range $63.37 - $94.72

Q4 2019

Shares 228,869 Value ($000) $19,081 Avg Close $82.92 Range $73.76 - $88.91

Q3 2019

Shares 227,987 Value ($000) $17,229 Avg Close $83.33 Range $72.76 - $92.19

Q2 2019

Shares 210,127 Value ($000) $18,298 Avg Close $86.26 Range $78.10 - $95.99

Q1 2019

Shares 213,669 Value ($000) $17,679 Avg Close $83.25 Range $69.35 - $97.12

Q4 2018

Shares 230,095 Value ($000) $17,198 Avg Close $75.36 Range $65.94 - $89.35

Q3 2018

Shares 203,712 Value ($000) $18,151 Avg Close $89.90 Range $82.91 - $98.30

Q2 2018

Shares 188,275 Value ($000) $15,872 Avg Close $80.38 Range $68.20 - $97.75

Q1 2018

Shares 157,717 Value ($000) $11,474 Avg Close $69.00 Range $57.20 - $79.40

Q4 2017

Shares 149,393 Value ($000) $8,867 Avg Close $56.22 Range $50.00 - $62.35

Q3 2017

Shares 140,202 Value ($000) $7,263 Avg Close $45.89 Range $39.45 - $53.55

Q2 2017

Shares 129,512 Value ($000) $5,285 Avg Close $40.16 Range $34.80 - $44.35

Q1 2017

Shares 120,587 Value ($000) $4,571 Avg Close $35.13 Range $31.80 - $38.38

Q4 2016

Shares 113,936 Value ($000) $3,607 Avg Close $35.20 Range $30.61 - $39.67

Q3 2016

Shares 107,843 Value ($000) $4,119 Avg Close $33.49 Range $29.69 - $38.32

Q2 2016

Shares 91,453 Value ($000) $2,727 Avg Close $28.08 Range $23.77 - $32.65

Q1 2016

Shares 89,797 Value ($000) $2,273 Avg Close $25.93 Range $16.96 - $32.48

Q4 2015

Shares 82,134 Value ($000) $2,718 Avg Close $35.27 Range $28.05 - $39.74

Q3 2015

Shares 75,952 Value ($000) $2,162 Avg Close $33.54 Range $25.32 - $42.97

Q2 2015

Shares 71,658 Value ($000) $2,892 Avg Close $44.87 Range $36.21 - $55.47

Q1 2015

Shares 63,675 Value ($000) $2,960 Avg Close $42.80 Range $35.01 - $50.00

Q4 2014

Shares 48,567 Value ($000) $1,834 Avg Close $33.37 Range $26.00 - $40.74

Q3 2014

Shares 47,225 Value ($000) $1,257 Avg Close $25.21 Range $22.65 - $29.70

Q2 2014

Shares 42,220 Value ($000) $1,084 Avg Close $22.74 Range $18.00 - $26.88

Q1 2014

Shares 34,176 Value ($000) $870 Avg Close $26.98 Range $20.37 - $29.94

Q4 2013

Shares 33,216 Value ($000) $768 Avg Close $22.22 Range $19.56 - $24.90

Q3 2013

Shares 32,064 Value ($000) $679 Avg Close $18.76 Range $14.98 - $23.21

Q2 2013

Shares 26,441 Value ($000) $417 Avg Close $12.98 Range $10.15 - $16.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	470,311	$62,504	$137.58	$121.01 - $155.47
Q3 2025	471,981	$62,457	$135.59	$124.10 - $151.10
Q2 2025	469,697	$67,106	$132.36	$112.61 - $143.16
Q1 2025	456,857	$57,532	$135.24	$121.53 - $150.58
Q4 2024	456,540	$64,016	$139.19	$119.17 - $170.00
Q3 2024	452,692	$58,153	$132.00	$119.32 - $151.06
Q2 2024	458,142	$65,331	$152.28	$131.07 - $174.20
Q1 2024	458,250	$76,468	$176.57	$156.51 - $201.03
Q4 2023	463,270	$90,931	$174.91	$149.17 - $206.35
Q3 2023	469,731	$71,657	$143.84	$122.53 - $157.88
Q2 2023	434,557	$56,132	$123.00	$107.00 - $134.28
Q1 2023	445,826	$57,966	$117.19	$101.10 - $130.63
Q4 2022	443,028	$49,721	$124.92	$107.69 - $148.51
Q3 2022	428,589	$59,742	$140.93	$114.02 - $162.36
Q2 2022	311,108	$39,244	$130.99	$110.74 - $150.10
Q1 2022	285,805	$40,702	$127.72	$108.10 - $145.50
Q4 2021	250,893	$34,428	$127.76	$106.48 - $142.94
Q3 2021	240,329	$26,747	$109.53	$97.02 - $121.07
Q2 2021	251,307	$25,305	$101.79	$92.00 - $108.98
Q1 2021	254,973	$26,717	$111.92	$90.26 - $148.84
Q4 2020	245,791	$29,955	$98.93	$86.65 - $126.30
Q3 2020	246,053	$24,116	$106.95	$90.93 - $125.22
Q2 2020	257,837	$26,821	$104.77	$81.80 - $119.20
Q1 2020	232,203	$20,200	$83.95	$63.37 - $94.72
Q4 2019	228,869	$19,081	$82.92	$73.76 - $88.91
Q3 2019	227,987	$17,229	$83.33	$72.76 - $92.19
Q2 2019	210,127	$18,298	$86.26	$78.10 - $95.99
Q1 2019	213,669	$17,679	$83.25	$69.35 - $97.12
Q4 2018	230,095	$17,198	$75.36	$65.94 - $89.35
Q3 2018	203,712	$18,151	$89.90	$82.91 - $98.30
Q2 2018	188,275	$15,872	$80.38	$68.20 - $97.75
Q1 2018	157,717	$11,474	$69.00	$57.20 - $79.40
Q4 2017	149,393	$8,867	$56.22	$50.00 - $62.35
Q3 2017	140,202	$7,263	$45.89	$39.45 - $53.55
Q2 2017	129,512	$5,285	$40.16	$34.80 - $44.35
Q1 2017	120,587	$4,571	$35.13	$31.80 - $38.38
Q4 2016	113,936	$3,607	$35.20	$30.61 - $39.67
Q3 2016	107,843	$4,119	$33.49	$29.69 - $38.32
Q2 2016	91,453	$2,727	$28.08	$23.77 - $32.65
Q1 2016	89,797	$2,273	$25.93	$16.96 - $32.48
Q4 2015	82,134	$2,718	$35.27	$28.05 - $39.74
Q3 2015	75,952	$2,162	$33.54	$25.32 - $42.97
Q2 2015	71,658	$2,892	$44.87	$36.21 - $55.47
Q1 2015	63,675	$2,960	$42.80	$35.01 - $50.00
Q4 2014	48,567	$1,834	$33.37	$26.00 - $40.74
Q3 2014	47,225	$1,257	$25.21	$22.65 - $29.70
Q2 2014	42,220	$1,084	$22.74	$18.00 - $26.88
Q1 2014	34,176	$870	$26.98	$20.37 - $29.94
Q4 2013	33,216	$768	$22.22	$19.56 - $24.90
Q3 2013	32,064	$679	$18.76	$14.98 - $23.21
Q2 2013	26,441	$417	$12.98	$10.15 - $16.25