ISHARES

CUSIP: 464286848 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q3 2016

Shares 2,789,700 Value ($000) $34,983 Avg Close — Range —

Q2 2016

Shares 2,820,300 Value ($000) $32,433 Avg Close — Range —

Q1 2016

Shares 2,905,500 Value ($000) $33,152 Avg Close — Range —

Q4 2015

Shares 2,726,900 Value ($000) $33,050 Avg Close — Range —

Q3 2015

Shares 2,529,500 Value ($000) $28,912 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	2,789,700	$34,983	—	—
Q2 2016	2,820,300	$32,433	—	—
Q1 2016	2,905,500	$33,152	—	—
Q4 2015	2,726,900	$33,050	—	—
Q3 2015	2,529,500	$28,912	—	—