QUAKER CHEM CORP

Ticker: KWR CUSIP: 747316107 Class: Common Stock

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q2 2015
Shares 11,716 Value ($000) $1,041 Avg Close $86.16 Range $80.69 - $90.69
Q1 2015
Shares 78,687 Value ($000) $6,928 Avg Close $83.68 Range $78.03 - $92.72
Q4 2014
Shares 93,187 Value ($000) $8,577 Avg Close $80.56 Range $67.29 - $93.56
Q3 2014
Shares 99,652 Value ($000) $7,144 Avg Close $74.88 Range $69.17 - $79.59
Q2 2014
Shares 99,392 Value ($000) $7,632 Avg Close $75.97 Range $71.16 - $81.70
Q1 2014
Shares 99,392 Value ($000) $7,835 Avg Close $74.37 Range $65.19 - $80.91
Q4 2013
Shares 99,392 Value ($000) $7,660 Avg Close $76.86 Range $70.02 - $81.52
Q3 2013
Shares 97,852 Value ($000) $7,148 Avg Close $67.66 Range $61.67 - $73.41
Q2 2013
Shares 97,252 Value ($000) $6,031 Avg Close $61.79 Range $53.54 - $67.27