INTEGRATED SILICON SOLUTION

CUSIP: 45812P107 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2015
Shares 84,470 Value ($000) $1,815 Avg Close — Range —
Q2 2015
Shares 46,187 Value ($000) $1,022 Avg Close — Range —