PACIRA BIOSCIENCES INC

Ticker: PCRX CUSIP: 695127100 Class: Common Stock

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q1 2016

Shares 6,306 Value ($000) $334 Avg Close $58.49 Range $44.15 - $76.75

Q4 2015

Shares 8,206 Value ($000) $630 Avg Close $56.62 Range $35.78 - $80.25

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	6,306	$334	$58.49	$44.15 - $76.75
Q4 2015	8,206	$630	$56.62	$35.78 - $80.25