WORKIVA INC

Ticker: WK CUSIP: 98139A105 Class: Common Stock

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q2 2018
Shares 10,100 Value ($000) $247 Avg Close $25.16 Range $22.00 - $27.60
Q1 2018
Shares 11,700 Value ($000) $278 Avg Close $23.00 Range $20.50 - $26.75