PRINCIPAL FINANCIAL GROUP IN

Ticker: PFG CUSIP: 74251V102 Class: COM

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q1 2018

Shares 4,100 Value ($000) $250 Avg Close $48.41 Range $42.64 - $55.46

Q4 2017

Shares 4,000 Value ($000) $282 Avg Close $50.32 Range $46.97 - $52.86

Q3 2017

Shares 4,800 Value ($000) $309 Avg Close $46.64 Range $43.45 - $48.99

Q2 2017

Shares 5,100 Value ($000) $327 Avg Close $45.66 Range $43.33 - $47.82

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	4,100	$250	$48.41	$42.64 - $55.46
Q4 2017	4,000	$282	$50.32	$46.97 - $52.86
Q3 2017	4,800	$309	$46.64	$43.45 - $48.99
Q2 2017	5,100	$327	$45.66	$43.33 - $47.82