QUALYS INC

Ticker: QLYS CUSIP: 74758T303 Class: COM

SIT INVESTMENT ASSOCIATES INC's Holding History (CIK: 0000769317)

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

Q4 2020

Shares 12,100 Value ($000) $1,475 Avg Close $98.93 Range $86.65 - $126.30

Q3 2020

Shares 25,050 Value ($000) $2,455 Avg Close $106.95 Range $90.93 - $125.22

Q2 2020

Shares 25,050 Value ($000) $2,606 Avg Close $104.77 Range $81.80 - $119.20

Q1 2020

Shares 20,650 Value ($000) $1,796 Avg Close $83.95 Range $63.37 - $94.72

Q4 2019

Shares 20,650 Value ($000) $1,722 Avg Close $82.92 Range $73.76 - $88.91

Q3 2019

Shares 28,750 Value ($000) $2,173 Avg Close $83.33 Range $72.76 - $92.19

Q2 2019

Shares 28,750 Value ($000) $2,504 Avg Close $86.26 Range $78.10 - $95.99

Q1 2019

Shares 21,950 Value ($000) $1,816 Avg Close $83.25 Range $69.35 - $97.12

Q4 2018

Shares 26,075 Value ($000) $1,949 Avg Close $75.36 Range $65.94 - $89.35

Q3 2018

Shares 26,075 Value ($000) $2,323 Avg Close $89.90 Range $82.91 - $98.30

Q2 2018

Shares 19,675 Value ($000) $1,659 Avg Close $80.38 Range $68.20 - $97.75

Q1 2018

Shares 9,375 Value ($000) $682 Avg Close $69.00 Range $57.20 - $79.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	12,100	$1,475	$98.93	$86.65 - $126.30
Q3 2020	25,050	$2,455	$106.95	$90.93 - $125.22
Q2 2020	25,050	$2,606	$104.77	$81.80 - $119.20
Q1 2020	20,650	$1,796	$83.95	$63.37 - $94.72
Q4 2019	20,650	$1,722	$82.92	$73.76 - $88.91
Q3 2019	28,750	$2,173	$83.33	$72.76 - $92.19
Q2 2019	28,750	$2,504	$86.26	$78.10 - $95.99
Q1 2019	21,950	$1,816	$83.25	$69.35 - $97.12
Q4 2018	26,075	$1,949	$75.36	$65.94 - $89.35
Q3 2018	26,075	$2,323	$89.90	$82.91 - $98.30
Q2 2018	19,675	$1,659	$80.38	$68.20 - $97.75
Q1 2018	9,375	$682	$69.00	$57.20 - $79.40