QUALYS INC

Ticker: QLYS CUSIP: 74758T303 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2025
Shares 43,204 Value ($000) $5,742 Avg Close $137.58 Range $121.01 - $155.47
Q3 2025
Shares 72,322 Value ($000) $9,570 Avg Close $135.59 Range $124.10 - $151.10
Q1 2025
Shares 110,152 Value ($000) $13,871 Avg Close $135.24 Range $121.53 - $150.58
Q4 2024
Shares 102,673 Value ($000) $14,397 Avg Close $139.19 Range $119.17 - $170.00
Q3 2024
Shares 203,600 Value ($000) $26,154 Avg Close $132.00 Range $119.32 - $151.06
Q2 2024
Shares 141,045 Value ($000) $20,113 Avg Close $152.28 Range $131.07 - $174.20
Q1 2024
Shares 180,548 Value ($000) $30,128 Avg Close $176.57 Range $156.51 - $201.03
Q4 2023
Shares 31,116 Value ($000) $6,107 Avg Close $174.91 Range $149.17 - $206.35
Q3 2023
Shares 25,406 Value ($000) $3,876 Avg Close $143.84 Range $122.53 - $157.88
Q2 2023
Shares 25,849 Value ($000) $3,339 Avg Close $123.00 Range $107.00 - $134.28
Q1 2023
Shares 977 Value ($000) $127 Avg Close $117.19 Range $101.10 - $130.63
Q4 2022
Shares 11,786 Value ($000) $1,323 Avg Close $124.92 Range $107.69 - $148.51
Q3 2022
Shares 46,032 Value ($000) $6,416 Avg Close $140.93 Range $114.02 - $162.36
Q2 2022
Shares 314,444 Value ($000) $39,664 Avg Close $130.99 Range $110.74 - $150.10
Q1 2022
Shares 49,436 Value ($000) $7,040 Avg Close $127.72 Range $108.10 - $145.50
Q4 2021
Shares 56,520 Value ($000) $7,756 Avg Close $127.76 Range $106.48 - $142.94
Q3 2021
Shares 46,613 Value ($000) $5,188 Avg Close $109.53 Range $97.02 - $121.07
Q2 2021
Shares 67,259 Value ($000) $6,772 Avg Close $101.79 Range $92.00 - $108.98
Q1 2021
Shares 15,209 Value ($000) $1,594 Avg Close $111.92 Range $90.26 - $148.84
Q4 2020
Shares 13,690 Value ($000) $1,668 Avg Close $98.93 Range $86.65 - $126.30
Q3 2020
Shares 21,230 Value ($000) $2,081 Avg Close $106.95 Range $90.93 - $125.22
Q2 2020
Shares 169,554 Value ($000) $17,637 Avg Close $104.77 Range $81.80 - $119.20
Q1 2020
Shares 96,199 Value ($000) $8,368 Avg Close $83.95 Range $63.37 - $94.72
Q4 2019
Shares 252,804 Value ($000) $21,076 Avg Close $82.92 Range $73.76 - $88.91
Q3 2019
Shares 190,195 Value ($000) $14,373 Avg Close $83.33 Range $72.76 - $92.19
Q2 2019
Shares 7,664 Value ($000) $667 Avg Close $86.26 Range $78.10 - $95.99
Q1 2019
Shares 3,471 Value ($000) $288 Avg Close $83.25 Range $69.35 - $97.12
Q4 2018
Shares 12,054 Value ($000) $901 Avg Close $75.36 Range $65.94 - $89.35
Q3 2018
Shares 3,570 Value ($000) $318 Avg Close $89.90 Range $82.91 - $98.30
Q2 2018
Shares 4,518 Value ($000) $381 Avg Close $80.38 Range $68.20 - $97.75
Q1 2017
Shares 475,164 Value ($000) $18,009 Avg Close $35.13 Range $31.80 - $38.38
Q3 2016
Shares 8,732 Value ($000) $333 Avg Close $33.49 Range $29.69 - $38.32
Q2 2016
Shares 25,992 Value ($000) $775 Avg Close $28.08 Range $23.77 - $32.65
Q1 2016
Shares 26,683 Value ($000) $676 Avg Close $25.93 Range $16.96 - $32.48
Q4 2015
Shares 39,852 Value ($000) $1,319 Avg Close $35.27 Range $28.05 - $39.74
Q2 2015
Shares 13,457 Value ($000) $543 Avg Close $44.87 Range $36.21 - $55.47
Q1 2015
Shares 26,144 Value ($000) $1,215 Avg Close $42.80 Range $35.01 - $50.00
Q4 2014
Shares 13,910 Value ($000) $526 Avg Close $33.37 Range $26.00 - $40.74
Q3 2014
Shares 29,734 Value ($000) $791 Avg Close $25.21 Range $22.65 - $29.70
Q1 2014
Shares 9,256 Value ($000) $236 Avg Close $26.98 Range $20.37 - $29.94
Q4 2013
Shares 19,059 Value ($000) $440 Avg Close $22.22 Range $19.56 - $24.90
Q3 2013
Shares 156,654 Value ($000) $3,351 Avg Close $18.76 Range $14.98 - $23.21
Q2 2013
Shares 490,642 Value ($000) $7,909 Avg Close $12.98 Range $10.15 - $16.25