AVINGER INC

CUSIP: 053734109 Class: COM

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

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

Q2 2017
Shares 10,360 Value ($000) $5 Avg Close — Range —
Q1 2017
Shares 9,427 Value ($000) $18 Avg Close — Range —
Q4 2016
Shares 239 Value ($000) $1 Avg Close — Range —
Q2 2016
Shares 2,302 Value ($000) $27 Avg Close — Range —
Q1 2016
Shares 1,018 Value ($000) $10 Avg Close — Range —
Q4 2015
Shares 534 Value ($000) $12 Avg Close — Range —
Q3 2015
Shares 329 Value ($000) $5 Avg Close — Range —
Q2 2015
Shares 106 Value ($000) $1 Avg Close — Range —
Q1 2015
Shares 210 Value ($000) $2 Avg Close — Range —