PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

AMERICAN CAPITAL MANAGEMENT INC's Holding History (CIK: 0001320168)

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

Q4 2025
Shares 631,311 Value ($000) $31,938 Avg Close $51.15 Range $45.10 - $55.90
Q3 2025
Shares 279,296 Value ($000) $13,973 Avg Close $45.82 Range $38.48 - $51.96
Q2 2025
Shares 54,027 Value ($000) $2,163 Avg Close $37.26 Range $29.59 - $43.00
Q1 2025
Shares 50,112 Value ($000) $1,756 Avg Close $39.41 Range $34.08 - $46.73
Q3 2022
Shares 6,696 Value ($000) $244 Avg Close $43.34 Range $34.99 - $53.00
Q2 2022
Shares 7,703 Value ($000) $369 Avg Close $46.37 Range $39.36 - $55.10
Q1 2022
Shares 50,494 Value ($000) $2,671 Avg Close $52.62 Range $45.63 - $61.14
Q4 2021
Shares 68,246 Value ($000) $3,504 Avg Close $59.00 Range $47.57 - $79.27
Q3 2021
Shares 91,224 Value ($000) $6,076 Avg Close $78.12 Range $66.51 - $93.66
Q2 2021
Shares 100,850 Value ($000) $9,258 Avg Close $98.50 Range $82.60 - $127.65
Q1 2021
Shares 98,834 Value ($000) $12,033 Avg Close $166.30 Range $109.17 - $286.57
Q4 2020
Shares 135,911 Value ($000) $20,849 Avg Close $141.05 Range $113.62 - $203.88
Q3 2020
Shares 134,582 Value ($000) $17,428 Avg Close $131.45 Range $106.69 - $164.99
Q2 2020
Shares 139,977 Value ($000) $15,743 Avg Close $102.64 Range $66.01 - $136.85
Q1 2020
Shares 140,962 Value ($000) $10,731 Avg Close $92.67 Range $63.19 - $114.75
Q4 2019
Shares 138,707 Value ($000) $14,086 Avg Close $99.10 Range $89.02 - $107.86
Q3 2019
Shares 138,582 Value ($000) $14,149 Avg Close $101.95 Range $88.75 - $119.80
Q2 2019
Shares 138,772 Value ($000) $16,100 Avg Close $107.63 Range $97.08 - $119.98
Q1 2019
Shares 140,317 Value ($000) $14,753 Avg Close $112.20 Range $94.20 - $130.60
Q4 2018
Shares 132,900 Value ($000) $14,990 Avg Close $123.33 Range $101.03 - $163.03
Q3 2018
Shares 132,409 Value ($000) $21,417 Avg Close $141.47 Range $115.95 - $166.60
Q2 2018
Shares 134,539 Value ($000) $16,003 Avg Close $122.45 Range $111.20 - $136.40
Q1 2018
Shares 134,289 Value ($000) $15,786 Avg Close $113.00 Range $100.05 - $126.95
Q4 2017
Shares 134,571 Value ($000) $13,861 Avg Close $89.74 Range $79.06 - $109.10
Q3 2017
Shares 134,301 Value ($000) $10,784 Avg Close $72.28 Range $66.85 - $80.40
Q2 2017
Shares 132,061 Value ($000) $8,881 Avg Close $60.44 Range $48.70 - $70.10
Q1 2017
Shares 128,536 Value ($000) $6,568 Avg Close $52.95 Range $48.00 - $60.25
Q4 2016
Shares 121,589 Value ($000) $6,244 Avg Close $52.43 Range $43.10 - $59.65
Q3 2016
Shares 109,901 Value ($000) $6,584 Avg Close $57.54 Range $50.50 - $61.62
Q1 2016
Shares 83,693 Value ($000) $6,452 Avg Close $64.57 Range $51.61 - $79.65
Q4 2015
Shares 82,073 Value ($000) $5,227 Avg Close $64.50 Range $58.84 - $69.48