SIZMEK INC

CUSIP: 83013P105 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q2 2016
Shares 300 Value ($000) $1 Avg Close — Range —
Q3 2015
Shares 900 Value ($000) $5 Avg Close — Range —
Q4 2014
Shares 4,491 Value ($000) $28 Avg Close — Range —