OLYMPIC STEEL INC

Ticker: ZEUS CUSIP: 68162K106 Class: Common Stock

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q2 2017

Shares 179,033 Value ($000) $3,487 Avg Close $18.32 Range $15.83 - $24.00

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	179,033	$3,487	$18.32	$15.83 - $24.00