PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2023
Shares 3 Value ($000) $0 Avg Close $32.38 Range $23.01 - $40.47
Q3 2023
Shares 3 Value ($000) $0 Avg Close $30.19 Range $25.13 - $36.33
Q2 2023
Shares 3 Value ($000) $0 Avg Close $31.86 Range $27.73 - $36.38
Q1 2023
Shares 3 Value ($000) $0 Avg Close $30.94 Range $25.00 - $39.52
Q4 2022
Shares 3 Value ($000) $0 Avg Close $29.70 Range $22.04 - $40.09
Q3 2022
Shares 3 Value ($000) $0 Avg Close $43.34 Range $34.99 - $53.00
Q2 2022
Shares 3 Value ($000) $0 Avg Close $46.37 Range $39.36 - $55.10
Q4 2017
Shares 50 Value ($000) $5 Avg Close $89.74 Range $79.06 - $109.10
Q4 2016
Shares 40 Value ($000) $2 Avg Close $52.43 Range $43.10 - $59.65
Q3 2016
Shares 40 Value ($000) $2 Avg Close $57.54 Range $50.50 - $61.62
Q2 2016
Shares 40 Value ($000) $2 Avg Close $66.74 Range $55.07 - $82.06
Q3 2015
Shares 225 Value ($000) $15 Avg Close $71.25 Range $65.82 - $79.95
Q2 2015
Shares 225 Value ($000) $15 Avg Close $70.59 Range $65.84 - $79.00