AEGION CORP

CUSIP: 00770F104 Class: COMMON STOCK

SECURITY NATIONAL BANK OF SIOUX CITY IOWA /IA/'s Holding History (CIK: 0000894309)

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

Q3 2018
Shares 69,964 Value ($000) $1,776 Avg Close — Range —
Q2 2018
Shares 69,639 Value ($000) $1,793 Avg Close — Range —
Q1 2018
Shares 69,422 Value ($000) $1,590 Avg Close — Range —
Q4 2017
Shares 62,157 Value ($000) $1,581 Avg Close — Range —
Q3 2017
Shares 63,163 Value ($000) $1,470 Avg Close — Range —
Q2 2017
Shares 61,021 Value ($000) $1,335 Avg Close — Range —
Q1 2017
Shares 60,226 Value ($000) $1,380 Avg Close — Range —
Q4 2016
Shares 62,429 Value ($000) $1,480 Avg Close — Range —
Q3 2016
Shares 63,479 Value ($000) $1,210 Avg Close — Range —
Q2 2016
Shares 63,684 Value ($000) $1,242 Avg Close — Range —
Q1 2016
Shares 62,894 Value ($000) $1,327 Avg Close — Range —
Q4 2015
Shares 69,759 Value ($000) $1,347 Avg Close — Range —
Q3 2015
Shares 68,739 Value ($000) $1,133 Avg Close — Range —
Q2 2015
Shares 72,019 Value ($000) $1,364 Avg Close — Range —
Q1 2015
Shares 67,779 Value ($000) $1,223 Avg Close — Range —
Q4 2014
Shares 39,969 Value ($000) $743 Avg Close — Range —
Q3 2014
Shares 65,020 Value ($000) $1,447 Avg Close — Range —