PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

PARADIGM ASSET MANAGEMENT CO LLC's Holding History (CIK: 0001034549)

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

Q2 2016

Shares 1,200 Value ($000) $69,072 Avg Close $66.74 Range $55.07 - $82.06

Q1 2016

Shares 1,700 Value ($000) $131,053 Avg Close $64.57 Range $51.61 - $79.65

Q4 2015

Shares 1,700 Value ($000) $108,273 Avg Close $64.50 Range $58.84 - $69.48

Q2 2014

Shares 1,450 Value ($000) $118,784 Avg Close $67.73 Range $58.06 - $83.06

Q1 2014

Shares 2,150 Value ($000) $145,491 Avg Close $74.38 Range $62.09 - $84.00

Q4 2013

Shares 2,150 Value ($000) $153,037 Avg Close $77.51 Range $65.52 - $89.97

Q3 2013

Shares 2,150 Value ($000) $164,239 Avg Close $69.23 Range $61.46 - $80.66

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	1,200	$69,072	$66.74	$55.07 - $82.06
Q1 2016	1,700	$131,053	$64.57	$51.61 - $79.65
Q4 2015	1,700	$108,273	$64.50	$58.84 - $69.48
Q2 2014	1,450	$118,784	$67.73	$58.06 - $83.06
Q1 2014	2,150	$145,491	$74.38	$62.09 - $84.00
Q4 2013	2,150	$153,037	$77.51	$65.52 - $89.97
Q3 2013	2,150	$164,239	$69.23	$61.46 - $80.66