AEGION CORP

CUSIP: 00770F104 Class: COMMON STOCK

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

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

Q4 2013

Shares 7,500 Value ($000) $164 Avg Close — Range —

Q3 2013

Shares 7,500 Value ($000) $177 Avg Close — Range —

Q2 2013

Shares 7,500 Value ($000) $179 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	7,500	$164	—	—
Q3 2013	7,500	$177	—	—
Q2 2013	7,500	$179	—	—