WD-40 CO

Ticker: WDFC CUSIP: 929236107 Class: EQTY

Clarkston Capital Partners, LLC's Holding History (CIK: 0001562855)

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

Q2 2015

Shares 26,300 Value ($000) $2,292 Avg Close $71.61 Range $67.82 - $75.37

Q1 2015

Shares 26,325 Value ($000) $2,331 Avg Close $70.77 Range $67.38 - $75.28

Q4 2014

Shares 27,500 Value ($000) $2,340 Avg Close $63.74 Range $54.66 - $73.03

Q3 2014

Shares 27,050 Value ($000) $1,838 Avg Close $57.88 Range $55.12 - $63.95

Q2 2014

Shares 27,050 Value ($000) $2,035 Avg Close $60.75 Range $57.96 - $65.23

Q1 2014

Shares 30,850 Value ($000) $2,393 Avg Close $60.19 Range $55.20 - $64.51

Q4 2013

Shares 5,500 Value ($000) $411 Avg Close $58.73 Range $49.78 - $65.29

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	26,300	$2,292	$71.61	$67.82 - $75.37
Q1 2015	26,325	$2,331	$70.77	$67.38 - $75.28
Q4 2014	27,500	$2,340	$63.74	$54.66 - $73.03
Q3 2014	27,050	$1,838	$57.88	$55.12 - $63.95
Q2 2014	27,050	$2,035	$60.75	$57.96 - $65.23
Q1 2014	30,850	$2,393	$60.19	$55.20 - $64.51
Q4 2013	5,500	$411	$58.73	$49.78 - $65.29