ACADIA PHARMACEUTICALS INC

Ticker: ACAD CUSIP: 004225108 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2017

Shares 106 Value ($000) $3 Avg Close $31.98 Range $26.01 - $41.20

Q4 2016

Shares 110 Value ($000) $3 Avg Close $26.46 Range $20.68 - $31.70

Q3 2016

Shares 110 Value ($000) $3 Avg Close $33.90 Range $30.50 - $38.08

Q2 2016

Shares 110 Value ($000) $4 Avg Close $33.47 Range $26.50 - $42.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	106	$3	$31.98	$26.01 - $41.20
Q4 2016	110	$3	$26.46	$20.68 - $31.70
Q3 2016	110	$3	$33.90	$30.50 - $38.08
Q2 2016	110	$4	$33.47	$26.50 - $42.49