INTERNATIONAL SPEEDWAY CORP

CUSIP: 460335201 Class: COMMON STOCK

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

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

Q4 2015
Shares 100 Value ($000) $3 Avg Close — Range —
Q3 2015
Shares 100 Value ($000) $3 Avg Close — Range —
Q2 2015
Shares 1,300 Value ($000) $48 Avg Close — Range —