WORKIVA INC

Ticker: WK CUSIP: 98139A105 Class: Common Stock

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q4 2016

Shares 31,680 Value ($000) $432 Avg Close $15.33 Range $12.65 - $18.11

Q3 2016

Shares 31,680 Value ($000) $574 Avg Close $16.21 Range $13.19 - $19.04

Q2 2016

Shares 31,680 Value ($000) $433 Avg Close $12.68 Range $11.14 - $14.05

Q1 2016

Shares 31,680 Value ($000) $369 Avg Close $13.18 Range $10.91 - $17.48

Q4 2015

Shares 31,680 Value ($000) $557 Avg Close $17.27 Range $14.94 - $18.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	31,680	$432	$15.33	$12.65 - $18.11
Q3 2016	31,680	$574	$16.21	$13.19 - $19.04
Q2 2016	31,680	$433	$12.68	$11.14 - $14.05
Q1 2016	31,680	$369	$13.18	$10.91 - $17.48
Q4 2015	31,680	$557	$17.27	$14.94 - $18.80