QUALITY SYS INC

CUSIP: 747582104 Class: COM

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

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

Q2 2018
Shares 275,753 Value ($000) $5,377 Avg Close — Range —
Q1 2018
Shares 615,800 Value ($000) $8,406 Avg Close — Range —
Q4 2017
Shares 263,389 Value ($000) $3,577 Avg Close — Range —
Q3 2017
Shares 300,364 Value ($000) $4,725 Avg Close — Range —
Q2 2017
Shares 232,192 Value ($000) $3,996 Avg Close — Range —
Q1 2017
Shares 367,098 Value ($000) $5,595 Avg Close — Range —
Q4 2016
Shares 445,773 Value ($000) $5,862 Avg Close — Range —
Q3 2016
Shares 743,155 Value ($000) $8,413 Avg Close — Range —
Q2 2016
Shares 463,288 Value ($000) $5,518 Avg Close — Range —
Q1 2016
Shares 347,350 Value ($000) $5,294 Avg Close — Range —
Q4 2015
Shares 287,395 Value ($000) $4,634 Avg Close — Range —
Q3 2015
Shares 234,647 Value ($000) $2,928 Avg Close — Range —
Q2 2015
Shares 457,424 Value ($000) $7,580 Avg Close — Range —
Q1 2015
Shares 462,302 Value ($000) $7,388 Avg Close — Range —
Q4 2014
Shares 533,488 Value ($000) $8,317 Avg Close — Range —
Q3 2014
Shares 711,613 Value ($000) $9,799 Avg Close — Range —
Q2 2014
Shares 479,623 Value ($000) $7,699 Avg Close — Range —
Q1 2014
Shares 332,915 Value ($000) $5,620 Avg Close — Range —
Q4 2013
Shares 126,026 Value ($000) $2,654 Avg Close — Range —
Q3 2013
Shares 143,421 Value ($000) $3,117 Avg Close — Range —
Q2 2013
Shares 269,150 Value ($000) $5,036 Avg Close — Range —