DONALDSON INC

Ticker: DCI CUSIP: 257651109 Class: EQTY

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

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

Q2 2014

Shares 25,000 Value ($000) $1,058 Avg Close $34.35 Range $32.23 - $35.36

Q1 2014

Shares 150,000 Value ($000) $6,360 Avg Close $34.54 Range $31.69 - $35.68

Q4 2013

Shares 812,900 Value ($000) $35,329 Avg Close $33.32 Range $30.70 - $35.85

Q3 2013

Shares 814,800 Value ($000) $31,068 Avg Close $30.16 Range $28.27 - $31.81

Q2 2013

Shares 994,800 Value ($000) $35,475 Avg Close $29.49 Range $27.79 - $31.93

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	25,000	$1,058	$34.35	$32.23 - $35.36
Q1 2014	150,000	$6,360	$34.54	$31.69 - $35.68
Q4 2013	812,900	$35,329	$33.32	$30.70 - $35.85
Q3 2013	814,800	$31,068	$30.16	$28.27 - $31.81
Q2 2013	994,800	$35,475	$29.49	$27.79 - $31.93