AEGION CORP

CUSIP: 00770F104 Class: COMMON STOCK

Silver Lake Advisory, LLC's Holding History (CIK: 0001596055)

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

Q3 2015
Shares 29,245 Value ($000) $482 Avg Close — Range —
Q2 2015
Shares 30,445 Value ($000) $577 Avg Close — Range —
Q1 2015
Shares 30,445 Value ($000) $550 Avg Close — Range —
Q3 2014
Shares 9,450 Value ($000) $210 Avg Close — Range —
Q2 2014
Shares 9,450 Value ($000) $217 Avg Close — Range —
Q1 2014
Shares 9,250 Value ($000) $234 Avg Close — Range —
Q4 2013
Shares 9,250 Value ($000) $202 Avg Close — Range —