3M Company

CUSIP: 88579y101 Class: COM

SOMERVILLE KURT F's Holding History (CIK: 0001215208)

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

Q4 2015
Shares 107,649 Value ($000) $16,217 Avg Close — Range —
Q3 2015
Shares 95,148 Value ($000) $13,489 Avg Close — Range —
Q2 2015
Shares 92,918 Value ($000) $14,338 Avg Close — Range —
Q1 2015
Shares 93,762 Value ($000) $15,465 Avg Close — Range —
Q4 2014
Shares 87,362 Value ($000) $14,355 Avg Close — Range —
Q3 2014
Shares 60,888 Value ($000) $8,628 Avg Close — Range —
Q2 2014
Shares 62,641 Value ($000) $8,973 Avg Close — Range —
Q1 2014
Shares 64,731 Value ($000) $8,781 Avg Close — Range —
Q4 2013
Shares 69,860 Value ($000) $9,797 Avg Close — Range —
Q3 2013
Shares 74,904 Value ($000) $8,945 Avg Close — Range —
Q2 2013
Shares 75,824 Value ($000) $8,292 Avg Close — Range —
Q1 2013
Shares 77,670 Value ($000) $8,257 Avg Close — Range —
Q4 2012
Shares 79,769 Value ($000) $7,408 Avg Close — Range —