INTERNATIONAL SPEEDWAY CORP

CUSIP: 460335201 Class: COMMON STOCK

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q2 2015
Shares 90,069 Value ($000) $3,303 Avg Close — Range —
Q1 2015
Shares 502,638 Value ($000) $16,391 Avg Close — Range —
Q4 2014
Shares 402,756 Value ($000) $12,747 Avg Close — Range —
Q3 2014
Shares 407,573 Value ($000) $12,896 Avg Close — Range —
Q2 2014
Shares 393,367 Value ($000) $13,091 Avg Close — Range —
Q1 2014
Shares 364,859 Value ($000) $12,402 Avg Close — Range —
Q4 2013
Shares 322,669 Value ($000) $11,439 Avg Close — Range —
Q3 2013
Shares 313,789 Value ($000) $10,120 Avg Close — Range —
Q2 2013
Shares 289,162 Value ($000) $9,100 Avg Close — Range —