ECO STIM ENERGY SOLUTIONS IN

CUSIP: 27888D101 Class: COM

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

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

Q1 2018
Shares 383 Value ($000) $0 Avg Close — Range —
Q3 2016
Shares 92 Value ($000) $0 Avg Close — Range —
Q2 2016
Shares 679 Value ($000) $2 Avg Close — Range —
Q1 2016
Shares 1,004 Value ($000) $3 Avg Close — Range —
Q4 2015
Shares 4,084 Value ($000) $12 Avg Close — Range —
Q3 2015
Shares 12,843 Value ($000) $44 Avg Close — Range —
Q2 2015
Shares 304 Value ($000) $2 Avg Close — Range —