IMPINJ INC

Ticker: PI CUSIP: 453204109 Class: EQTY

First Washington CORP's Holding History (CIK: 0001390043)

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

Q4 2017

Shares 4,040 Value ($000) $91 Avg Close $28.69 Range $19.97 - $41.97

Q3 2017

Shares 4,040 Value ($000) $168 Avg Close $42.09 Range $29.82 - $55.90

Q2 2017

Shares 4,040 Value ($000) $1,965 Avg Close $42.00 Range $28.00 - $60.85

Q1 2017

Shares 4,040 Value ($000) $122 Avg Close $31.46 Range $26.69 - $37.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	4,040	$91	$28.69	$19.97 - $41.97
Q3 2017	4,040	$168	$42.09	$29.82 - $55.90
Q2 2017	4,040	$1,965	$42.00	$28.00 - $60.85
Q1 2017	4,040	$122	$31.46	$26.69 - $37.42