OLYMPIC STEEL INC

Ticker: ZEUS CUSIP: 68162K106 Class: Common Stock

ALGERT GLOBAL LLC's Holding History (CIK: 0001275218)

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

Q4 2018

Shares 18,094 Value ($000) $258 Avg Close $18.17 Range $13.72 - $21.41

Q1 2018

Shares 19,830 Value ($000) $407 Avg Close $22.76 Range $19.75 - $25.84

Q4 2017

Shares 13,920 Value ($000) $299 Avg Close $20.39 Range $18.10 - $22.86

Q3 2017

Shares 11,850 Value ($000) $261 Avg Close $18.37 Range $16.58 - $22.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	18,094	$258	$18.17	$13.72 - $21.41
Q1 2018	19,830	$407	$22.76	$19.75 - $25.84
Q4 2017	13,920	$299	$20.39	$18.10 - $22.86
Q3 2017	11,850	$261	$18.37	$16.58 - $22.44