QUALYS INC

Ticker: QLYS CUSIP: 74758T303 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2021
Shares 2,002 Value ($000) $223 Avg Close $109.53 Range $97.02 - $121.07
Q2 2021
Shares 702 Value ($000) $71 Avg Close $101.79 Range $92.00 - $108.98
Q1 2021
Shares 724 Value ($000) $76 Avg Close $111.92 Range $90.26 - $148.84
Q4 2020
Shares 700 Value ($000) $85 Avg Close $98.93 Range $86.65 - $126.30
Q4 2015
Shares 966 Value ($000) $32 Avg Close $35.27 Range $28.05 - $39.74
Q3 2015
Shares 966 Value ($000) $27 Avg Close $33.54 Range $25.32 - $42.97
Q2 2015
Shares 1,338 Value ($000) $54 Avg Close $44.87 Range $36.21 - $55.47
Q3 2014
Shares 421 Value ($000) $11 Avg Close $25.21 Range $22.65 - $29.70
Q2 2014
Shares 298 Value ($000) $8 Avg Close $22.74 Range $18.00 - $26.88
Q3 2013
Shares 3,773 Value ($000) $81 Avg Close $18.76 Range $14.98 - $23.21
Q2 2013
Shares 473 Value ($000) $8 Avg Close $12.98 Range $10.15 - $16.25