PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

MAIRS & POWER INC's Holding History (CIK: 0001070134)

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

Q4 2022
Shares 21,572 Value ($000) $551 Avg Close $29.70 Range $22.04 - $40.09
Q3 2022
Shares 76,835 Value ($000) $2,799 Avg Close $43.34 Range $34.99 - $53.00
Q2 2022
Shares 82,403 Value ($000) $3,942 Avg Close $46.37 Range $39.36 - $55.10
Q1 2022
Shares 91,198 Value ($000) $4,824 Avg Close $52.62 Range $45.63 - $61.14
Q4 2021
Shares 113,411 Value ($000) $5,824 Avg Close $59.00 Range $47.57 - $79.27
Q3 2021
Shares 183,598 Value ($000) $12,228 Avg Close $78.12 Range $66.51 - $93.66
Q2 2021
Shares 244,080 Value ($000) $22,407 Avg Close $98.50 Range $82.60 - $127.65
Q1 2021
Shares 175,286 Value ($000) $21,341 Avg Close $166.30 Range $109.17 - $286.57
Q4 2020
Shares 200,510 Value ($000) $30,758 Avg Close $141.05 Range $113.62 - $203.88
Q3 2020
Shares 203,415 Value ($000) $26,342 Avg Close $131.45 Range $106.69 - $164.99
Q2 2020
Shares 213,963 Value ($000) $24,064 Avg Close $102.64 Range $66.01 - $136.85
Q1 2020
Shares 229,238 Value ($000) $17,452 Avg Close $92.67 Range $63.19 - $114.75
Q4 2019
Shares 230,569 Value ($000) $23,414 Avg Close $99.10 Range $89.02 - $107.86
Q3 2019
Shares 230,894 Value ($000) $23,574 Avg Close $101.95 Range $88.75 - $119.80
Q2 2019
Shares 232,179 Value ($000) $26,937 Avg Close $107.63 Range $97.08 - $119.98
Q1 2019
Shares 233,176 Value ($000) $24,516 Avg Close $112.20 Range $94.20 - $130.60
Q4 2018
Shares 266,579 Value ($000) $30,067 Avg Close $123.33 Range $101.03 - $163.03
Q3 2018
Shares 267,255 Value ($000) $43,228 Avg Close $141.47 Range $115.95 - $166.60
Q2 2018
Shares 306,773 Value ($000) $36,491 Avg Close $122.45 Range $111.20 - $136.40
Q1 2018
Shares 364,132 Value ($000) $42,804 Avg Close $113.00 Range $100.05 - $126.95
Q4 2017
Shares 385,402 Value ($000) $39,696 Avg Close $89.74 Range $79.06 - $109.10
Q3 2017
Shares 492,952 Value ($000) $39,584 Avg Close $72.28 Range $66.85 - $80.40
Q2 2017
Shares 508,277 Value ($000) $34,182 Avg Close $60.44 Range $48.70 - $70.10
Q1 2017
Shares 412,372 Value ($000) $21,072 Avg Close $52.95 Range $48.00 - $60.25
Q4 2016
Shares 374,044 Value ($000) $19,207 Avg Close $52.43 Range $43.10 - $59.65
Q3 2016
Shares 367,599 Value ($000) $22,023 Avg Close $57.54 Range $50.50 - $61.62
Q2 2016
Shares 315,079 Value ($000) $18,136 Avg Close $66.74 Range $55.07 - $82.06
Q1 2016
Shares 249,294 Value ($000) $19,218 Avg Close $64.57 Range $51.61 - $79.65
Q4 2015
Shares 218,219 Value ($000) $13,898 Avg Close $64.50 Range $58.84 - $69.48
Q3 2015
Shares 48,444 Value ($000) $3,246 Avg Close $71.25 Range $65.82 - $79.95
Q2 2015
Shares 50,774 Value ($000) $3,426 Avg Close $70.59 Range $65.84 - $79.00
Q1 2015
Shares 52,804 Value ($000) $3,696 Avg Close $67.69 Range $57.30 - $74.82
Q4 2014
Shares 50,124 Value ($000) $3,366 Avg Close $65.74 Range $54.97 - $73.46
Q3 2014
Shares 39,547 Value ($000) $2,729 Avg Close $78.24 Range $68.88 - $94.23
Q2 2014
Shares 38,904 Value ($000) $3,187 Avg Close $67.73 Range $58.06 - $83.06
Q1 2014
Shares 35,104 Value ($000) $2,375 Avg Close $74.38 Range $62.09 - $84.00
Q4 2013
Shares 26,704 Value ($000) $1,901 Avg Close $77.51 Range $65.52 - $89.97
Q3 2013
Shares 21,404 Value ($000) $1,635 Avg Close $69.23 Range $61.46 - $80.66
Q2 2013
Shares 21,404 Value ($000) $1,391 Avg Close $53.72 Range $43.62 - $67.40