GEVO INC

CUSIP: 374396208 Class: COM

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

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

Q4 2015
Shares 1,377 Value ($000) $1 Avg Close — Range —
Q3 2015
Shares 1,677 Value ($000) $3 Avg Close — Range —
Q2 2015
Shares 5,002 Value ($000) $17 Avg Close — Range —