GEVO INC

CUSIP: 374396109 Class: CMN

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

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

Q2 2014
Shares 4,909 Value ($000) $4 Avg Close — Range —
Q1 2014
Shares 3,781 Value ($000) $5 Avg Close — Range —
Q4 2013
Shares 18,683 Value ($000) $27 Avg Close — Range —
Q3 2013
Shares 1,935 Value ($000) $4 Avg Close — Range —
Q2 2013
Shares 25,493 Value ($000) $52 Avg Close — Range —