3M CO

Ticker: MMM CUSIP: 88579Y101 Class: COM

Harfst & Associates, Inc.'s Holding History (CIK: 0001649147)

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

Q2 2017

Shares 688 Value ($000) $143 Avg Close $124.67 Range $117.20 - $134.12

Q1 2017

Shares 588 Value ($000) $112 Avg Close $113.65 Range $107.14 - $120.23

Q2 2016

Shares 11,429 Value ($000) $2,001 Avg Close $102.46 Range $99.47 - $106.77

Q1 2016

Shares 2,143 Value ($000) $357 Avg Close $92.76 Range $80.95 - $101.43

Q4 2015

Shares 12,357 Value ($000) $1,861 Avg Close $92.11 Range $82.77 - $96.10

Q3 2015

Shares 12,357 Value ($000) $1,752 Avg Close $87.51 Range $80.04 - $93.69

Q2 2015

Shares 1,981 Value ($000) $306 Avg Close $94.82 Range $91.30 - $98.85

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	688	$143	$124.67	$117.20 - $134.12
Q1 2017	588	$112	$113.65	$107.14 - $120.23
Q2 2016	11,429	$2,001	$102.46	$99.47 - $106.77
Q1 2016	2,143	$357	$92.76	$80.95 - $101.43
Q4 2015	12,357	$1,861	$92.11	$82.77 - $96.10
Q3 2015	12,357	$1,752	$87.51	$80.04 - $93.69
Q2 2015	1,981	$306	$94.82	$91.30 - $98.85