ORION GROUP HOLDINGS INC

Ticker: ORN CUSIP: 68628V308 Class: Common Stock

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q3 2021

Shares 950 Value ($000) $5 Avg Close $5.47 Range $4.92 - $5.98

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	950	$5	$5.47	$4.92 - $5.98