AEGION CORP

CUSIP: 00770F104 Class: COMMON STOCK

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q3 2019
Shares 11,253 Value ($000) $241 Avg Close — Range —
Q3 2018
Shares 31,016 Value ($000) $787 Avg Close — Range —
Q2 2018
Shares 18,716 Value ($000) $482 Avg Close — Range —
Q1 2017
Shares 52,356 Value ($000) $1,199 Avg Close — Range —
Q4 2016
Shares 35,519 Value ($000) $842 Avg Close — Range —
Q3 2016
Shares 19,725 Value ($000) $376 Avg Close — Range —
Q2 2016
Shares 17,942 Value ($000) $350 Avg Close — Range —
Q1 2016
Shares 13,356 Value ($000) $282 Avg Close — Range —
Q2 2015
Shares 39,477 Value ($000) $748 Avg Close — Range —
Q1 2015
Shares 21,489 Value ($000) $388 Avg Close — Range —
Q2 2014
Shares 11,751 Value ($000) $273 Avg Close — Range —
Q3 2013
Shares 10,756 Value ($000) $255 Avg Close — Range —