ZEP INC

CUSIP: 98944B108 Class: COMMON STOCK

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

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

Q1 2015
Shares 561,477 Value ($000) $9,562 Avg Close — Range —
Q4 2014
Shares 537,559 Value ($000) $8,144 Avg Close — Range —
Q3 2014
Shares 512,990 Value ($000) $7,192 Avg Close — Range —
Q2 2014
Shares 500,745 Value ($000) $8,843 Avg Close — Range —
Q1 2014
Shares 479,421 Value ($000) $8,485 Avg Close — Range —
Q4 2013
Shares 474,037 Value ($000) $8,609 Avg Close — Range —
Q3 2013
Shares 444,787 Value ($000) $7,232 Avg Close — Range —
Q2 2013
Shares 440,470 Value ($000) $6,973 Avg Close — Range —