IHS INC

CUSIP: 451734107 Class: COM

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q2 2016
Shares 566,671 Value ($000) $65,513 Avg Close — Range —
Q1 2016
Shares 598,606 Value ($000) $74,323 Avg Close — Range —
Q4 2015
Shares 684,391 Value ($000) $81,052 Avg Close — Range —
Q3 2015
Shares 671,617 Value ($000) $77,908 Avg Close — Range —
Q2 2015
Shares 661,999 Value ($000) $85,153 Avg Close — Range —
Q1 2015
Shares 691,992 Value ($000) $78,721 Avg Close — Range —
Q4 2014
Shares 1,009,884 Value ($000) $115,006 Avg Close — Range —
Q3 2014
Shares 1,059,590 Value ($000) $132,650 Avg Close — Range —
Q2 2014
Shares 918,129 Value ($000) $124,563 Avg Close — Range —
Q1 2014
Shares 927,622 Value ($000) $112,706 Avg Close — Range —
Q4 2013
Shares 767,649 Value ($000) $91,888 Avg Close — Range —
Q3 2013
Shares 589,369 Value ($000) $67,294 Avg Close — Range —
Q2 2013
Shares 730,104 Value ($000) $76,208 Avg Close — Range —