PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2025
Shares 267 Value ($000) $0 Avg Close $45.82 Range $38.48 - $51.96
Q1 2024
Shares 1,161 Value ($000) $0 Avg Close $36.11 Range $33.13 - $41.87
Q4 2023
Shares 2,154 Value ($000) $0 Avg Close $32.38 Range $23.01 - $40.47
Q2 2022
Shares 1,491 Value ($000) $71 Avg Close $46.37 Range $39.36 - $55.10
Q1 2022
Shares 4,590 Value ($000) $242 Avg Close $52.62 Range $45.63 - $61.14
Q4 2021
Shares 494 Value ($000) $25 Avg Close $59.00 Range $47.57 - $79.27
Q3 2021
Shares 11,695 Value ($000) $1,081 Avg Close $78.12 Range $66.51 - $93.66
Q2 2021
Shares 11,708 Value ($000) $1,074 Avg Close $98.50 Range $82.60 - $127.65
Q1 2021
Shares 6,725 Value ($000) $818 Avg Close $166.30 Range $109.17 - $286.57
Q4 2020
Shares 799 Value ($000) $122 Avg Close $141.05 Range $113.62 - $203.88
Q3 2020
Shares 4,106 Value ($000) $531 Avg Close $131.45 Range $106.69 - $164.99
Q2 2020
Shares 2,897 Value ($000) $325 Avg Close $102.64 Range $66.01 - $136.85
Q1 2020
Shares 1,720 Value ($000) $130 Avg Close $92.67 Range $63.19 - $114.75
Q4 2019
Shares 759 Value ($000) $77 Avg Close $99.10 Range $89.02 - $107.86
Q1 2019
Shares 462 Value ($000) $48 Avg Close $112.20 Range $94.20 - $130.60
Q4 2018
Shares 1,829 Value ($000) $206 Avg Close $123.33 Range $101.03 - $163.03
Q2 2018
Shares 1,437 Value ($000) $170 Avg Close $122.45 Range $111.20 - $136.40
Q1 2017
Shares 1,691 Value ($000) $86 Avg Close $52.95 Range $48.00 - $60.25
Q3 2016
Shares 2,543 Value ($000) $152 Avg Close $57.54 Range $50.50 - $61.62
Q4 2015
Shares 1,588 Value ($000) $101 Avg Close $64.50 Range $58.84 - $69.48
Q3 2015
Shares 2,314 Value ($000) $155 Avg Close $71.25 Range $65.82 - $79.95
Q2 2015
Shares 5,873 Value ($000) $396 Avg Close $70.59 Range $65.84 - $79.00
Q1 2015
Shares 1,274 Value ($000) $89 Avg Close $67.69 Range $57.30 - $74.82