PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

ALPINE WOODS CAPITAL INVESTORS, LLC's Holding History (CIK: 0001226886)

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

Q4 2015
Shares 10,000 Value ($000) $637 Avg Close $64.50 Range $58.84 - $69.48
Q3 2015
Shares 10,000 Value ($000) $670 Avg Close $71.25 Range $65.82 - $79.95
Q2 2015
Shares 5,000 Value ($000) $337 Avg Close $70.59 Range $65.84 - $79.00
Q1 2015
Shares 5,000 Value ($000) $350 Avg Close $67.69 Range $57.30 - $74.82
Q4 2014
Shares 5,000 Value ($000) $336 Avg Close $65.74 Range $54.97 - $73.46
Q3 2014
Shares 10,000 Value ($000) $690 Avg Close $78.24 Range $68.88 - $94.23
Q2 2014
Shares 15,000 Value ($000) $1,229 Avg Close $67.73 Range $58.06 - $83.06
Q1 2014
Shares 15,000 Value ($000) $1,015 Avg Close $74.38 Range $62.09 - $84.00
Q4 2013
Shares 18,000 Value ($000) $1,281 Avg Close $77.51 Range $65.52 - $89.97
Q3 2013
Shares 28,500 Value ($000) $2,177 Avg Close $69.23 Range $61.46 - $80.66
Q2 2013
Shares 28,500 Value ($000) $1,852 Avg Close $53.72 Range $43.62 - $67.40