PRINCIPAL FINANCIAL GROUP IN

Ticker: PFG CUSIP: 74251V102 Class: COM

American Trust Investment Advisors, LLC's Holding History (CIK: 0001291424)

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

Q4 2015

Shares 41,271 Value ($000) $1,856 Avg Close $33.45 Range $30.06 - $35.70

Q3 2015

Shares 45,121 Value ($000) $2,136 Avg Close $35.23 Range $28.49 - $39.36

Q2 2015

Shares 45,914 Value ($000) $2,355 Avg Close $35.02 Range $33.55 - $36.24

Q1 2015

Shares 45,970 Value ($000) $2,361 Avg Close $33.68 Range $30.77 - $35.22

Q4 2014

Shares 39,655 Value ($000) $2,060 Avg Close $34.51 Range $30.89 - $36.24

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	41,271	$1,856	$33.45	$30.06 - $35.70
Q3 2015	45,121	$2,136	$35.23	$28.49 - $39.36
Q2 2015	45,914	$2,355	$35.02	$33.55 - $36.24
Q1 2015	45,970	$2,361	$33.68	$30.77 - $35.22
Q4 2014	39,655	$2,060	$34.51	$30.89 - $36.24