DIGIMARC CORP NEW

Ticker: DMRC CUSIP: 25381B101 Class: COM

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

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

Q2 2017

Shares 68,678 Value ($000) $2,757 Avg Close $32.35 Range $26.00 - $41.75

Q4 2016

Shares 32,778 Value ($000) $983 Avg Close $31.19 Range $26.70 - $38.58

Q3 2016

Shares 35,628 Value ($000) $1,366 Avg Close $35.71 Range $30.39 - $40.13

Q3 2015

Shares 22,503 Value ($000) $687 Avg Close $37.34 Range $29.88 - $49.25

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	68,678	$2,757	$32.35	$26.00 - $41.75
Q4 2016	32,778	$983	$31.19	$26.70 - $38.58
Q3 2016	35,628	$1,366	$35.71	$30.39 - $40.13
Q3 2015	22,503	$687	$37.34	$29.88 - $49.25