3M CO

Ticker: MMM CUSIP: 88579Y101 Class: COM

HARRIS ASSOCIATES L P's Holding History (CIK: 0000813917)

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

Q1 2015

Shares 3,900 Value ($000) $643 Avg Close $96.87 Range $92.41 - $100.50

Q4 2014

Shares 12,695 Value ($000) $2,086 Avg Close $89.68 Range $76.10 - $98.51

Q3 2014

Shares 14,850 Value ($000) $2,104 Avg Close $83.50 Range $80.18 - $86.16

Q2 2014

Shares 19,950 Value ($000) $2,858 Avg Close $81.05 Range $76.00 - $84.30

Q1 2014

Shares 1,691,526 Value ($000) $229,472 Avg Close $76.26 Range $70.70 - $79.67

Q4 2013

Shares 1,699,226 Value ($000) $238,316 Avg Close $72.67 Range $66.39 - $80.32

Q3 2013

Shares 1,667,671 Value ($000) $199,137 Avg Close $65.98 Range $61.25 - $69.59

Q2 2013

Shares 1,556,346 Value ($000) $170,186 Avg Close $61.26 Range $57.91 - $64.10

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	3,900	$643	$96.87	$92.41 - $100.50
Q4 2014	12,695	$2,086	$89.68	$76.10 - $98.51
Q3 2014	14,850	$2,104	$83.50	$80.18 - $86.16
Q2 2014	19,950	$2,858	$81.05	$76.00 - $84.30
Q1 2014	1,691,526	$229,472	$76.26	$70.70 - $79.67
Q4 2013	1,699,226	$238,316	$72.67	$66.39 - $80.32
Q3 2013	1,667,671	$199,137	$65.98	$61.25 - $69.59
Q2 2013	1,556,346	$170,186	$61.26	$57.91 - $64.10