3M CO

Ticker: MMM CUSIP: 88579Y101 Class: COM

Spectrum Asset Management, Inc. (NB/CA)'s Holding History (CIK: 0001632078)

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

Q4 2017

Shares 4,769 Value ($000) $1,122 Avg Close $144.97 Range $132.04 - $154.32

Q3 2017

Shares 4,760 Value ($000) $999 Avg Close $129.88 Range $123.25 - $134.94

Q2 2017

Shares 5,100 Value ($000) $1,062 Avg Close $124.67 Range $117.20 - $134.12

Q1 2017

Shares 5,150 Value ($000) $985 Avg Close $113.65 Range $107.14 - $120.23

Q4 2016

Shares 5,224 Value ($000) $933 Avg Close $106.20 Range $100.51 - $111.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	4,769	$1,122	$144.97	$132.04 - $154.32
Q3 2017	4,760	$999	$129.88	$123.25 - $134.94
Q2 2017	5,100	$1,062	$124.67	$117.20 - $134.12
Q1 2017	5,150	$985	$113.65	$107.14 - $120.23
Q4 2016	5,224	$933	$106.20	$100.51 - $111.16