AVINGER INC

CUSIP: 053734109 Class: COM

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q2 2016
Shares 82,679 Value ($000) $986 Avg Close — Range —
Q1 2016
Shares 83,590 Value ($000) $801 Avg Close — Range —
Q4 2015
Shares 83,301 Value ($000) $1,892 Avg Close — Range —