FACTSET RESH SYS INC

Ticker: FDS CUSIP: 303075105 Class: COM

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

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

Q4 2016

Shares 436,847 Value ($000) $71,394 Avg Close $145.23 Range $137.29 - $153.47

Q3 2016

Shares 427,990 Value ($000) $69,377 Avg Close $156.47 Range $143.86 - $166.59

Q2 2016

Shares 424,140 Value ($000) $68,465 Avg Close $139.95 Range $131.52 - $147.66

Q1 2016

Shares 414,328 Value ($000) $62,783 Avg Close $134.62 Range $122.54 - $144.82

Q4 2015

Shares 409,566 Value ($000) $66,583 Avg Close $151.11 Range $138.31 - $159.39

Q3 2015

Shares 344,260 Value ($000) $55,016 Avg Close $146.84 Range $125.52 - $156.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	436,847	$71,394	$145.23	$137.29 - $153.47
Q3 2016	427,990	$69,377	$156.47	$143.86 - $166.59
Q2 2016	424,140	$68,465	$139.95	$131.52 - $147.66
Q1 2016	414,328	$62,783	$134.62	$122.54 - $144.82
Q4 2015	409,566	$66,583	$151.11	$138.31 - $159.39
Q3 2015	344,260	$55,016	$146.84	$125.52 - $156.03