PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

JOHNSON INVESTMENT COUNSEL INC's Holding History (CIK: 0000821197)

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

Q3 2016
Shares 42,195 Value ($000) $2,527 Avg Close $57.54 Range $50.50 - $61.62
Q2 2016
Shares 57,542 Value ($000) $3,312 Avg Close $66.74 Range $55.07 - $82.06
Q1 2016
Shares 58,478 Value ($000) $4,508 Avg Close $64.57 Range $51.61 - $79.65
Q4 2015
Shares 66,278 Value ($000) $4,221 Avg Close $64.50 Range $58.84 - $69.48
Q3 2015
Shares 66,813 Value ($000) $4,476 Avg Close $71.25 Range $65.82 - $79.95
Q2 2015
Shares 66,728 Value ($000) $4,502 Avg Close $70.59 Range $65.84 - $79.00
Q1 2015
Shares 55,445 Value ($000) $3,881 Avg Close $67.69 Range $57.30 - $74.82
Q4 2014
Shares 41,207 Value ($000) $2,767 Avg Close $65.74 Range $54.97 - $73.46