QUALITY SYS INC

CUSIP: 747582104 Class: COM

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q2 2018
Shares 2,296,466 Value ($000) $44,782 Avg Close — Range —
Q1 2018
Shares 2,226,884 Value ($000) $30,397 Avg Close — Range —
Q4 2017
Shares 2,194,791 Value ($000) $29,806 Avg Close — Range —
Q3 2017
Shares 2,123,601 Value ($000) $33,404 Avg Close — Range —
Q2 2017
Shares 2,053,154 Value ($000) $35,335 Avg Close — Range —
Q1 2017
Shares 1,978,218 Value ($000) $30,148 Avg Close — Range —
Q4 2016
Shares 1,888,300 Value ($000) $24,831 Avg Close — Range —
Q3 2016
Shares 1,862,575 Value ($000) $21,084 Avg Close — Range —
Q2 2016
Shares 1,907,078 Value ($000) $22,713 Avg Close — Range —
Q1 2016
Shares 1,856,413 Value ($000) $28,292 Avg Close — Range —
Q4 2015
Shares 1,581,600 Value ($000) $25,496 Avg Close — Range —
Q3 2015
Shares 1,553,241 Value ($000) $19,384 Avg Close — Range —
Q2 2015
Shares 1,464,068 Value ($000) $24,260 Avg Close — Range —
Q1 2015
Shares 1,332,825 Value ($000) $21,298 Avg Close — Range —
Q4 2014
Shares 1,144,243 Value ($000) $17,839 Avg Close — Range —
Q3 2014
Shares 1,032,200 Value ($000) $14,214 Avg Close — Range —
Q2 2014
Shares 963,876 Value ($000) $15,470 Avg Close — Range —
Q1 2014
Shares 888,864 Value ($000) $15,004 Avg Close — Range —
Q4 2013
Shares 875,950 Value ($000) $18,448 Avg Close — Range —
Q3 2013
Shares 769,471 Value ($000) $16,721 Avg Close — Range —
Q2 2013
Shares 560,294 Value ($000) $10,483 Avg Close — Range —