MFRI INC

CUSIP: 552721102 Class: COMMON STOCK

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q4 2016
Shares 144 Value ($000) $1 Avg Close — Range —
Q3 2016
Shares 459 Value ($000) $4 Avg Close — Range —
Q2 2016
Shares 646 Value ($000) $5 Avg Close — Range —
Q1 2016
Shares 1,200 Value ($000) $8 Avg Close — Range —
Q3 2015
Shares 614 Value ($000) $3 Avg Close — Range —
Q2 2015
Shares 200 Value ($000) $2 Avg Close — Range —
Q1 2015
Shares 669 Value ($000) $5 Avg Close — Range —
Q4 2014
Shares 50 Value ($000) $0 Avg Close — Range —
Q3 2014
Shares 1,254 Value ($000) $12 Avg Close — Range —
Q1 2014
Shares 57 Value ($000) $1 Avg Close — Range —
Q4 2013
Shares 250 Value ($000) $4 Avg Close — Range —
Q3 2013
Shares 400 Value ($000) $5 Avg Close — Range —
Q2 2013
Shares 1,321 Value ($000) $15 Avg Close — Range —