3-D SYS CORP DEL

Ticker: DDD CUSIP: 88554D205 Class: Stock

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q1 2016

Shares 261,466 Value ($000) $4,045 Avg Close $10.31 Range $6.00 - $15.90

Q4 2015

Shares 475,070 Value ($000) $4,128 Avg Close $10.32 Range $8.44 - $13.93

Q3 2015

Shares 1,120,605 Value ($000) $12,943 Avg Close $13.88 Range $10.85 - $19.68

Q2 2015

Shares 1,627,079 Value ($000) $31,761 Avg Close $24.12 Range $19.43 - $32.88

Q1 2015

Shares 1,969,596 Value ($000) $54,006 Avg Close $29.43 Range $26.29 - $33.97

Q4 2014

Shares 1,085,643 Value ($000) $35,685 Avg Close $36.09 Range $27.46 - $46.15

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	261,466	$4,045	$10.31	$6.00 - $15.90
Q4 2015	475,070	$4,128	$10.32	$8.44 - $13.93
Q3 2015	1,120,605	$12,943	$13.88	$10.85 - $19.68
Q2 2015	1,627,079	$31,761	$24.12	$19.43 - $32.88
Q1 2015	1,969,596	$54,006	$29.43	$26.29 - $33.97
Q4 2014	1,085,643	$35,685	$36.09	$27.46 - $46.15