PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

MASSMUTUAL TRUST CO FSB/ADV's Holding History (CIK: 0001103653)

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

Q4 2025
Shares 9 Value ($000) $0 Avg Close $51.15 Range $45.10 - $55.90
Q3 2025
Shares 9 Value ($000) $0 Avg Close $45.82 Range $38.48 - $51.96
Q2 2025
Shares 9 Value ($000) $0 Avg Close $37.26 Range $29.59 - $43.00
Q1 2025
Shares 12 Value ($000) $0 Avg Close $39.41 Range $34.08 - $46.73
Q4 2024
Shares 26 Value ($000) $1 Avg Close $35.94 Range $26.35 - $45.15
Q3 2024
Shares 60 Value ($000) $2 Avg Close $30.51 Range $25.76 - $35.49
Q2 2024
Shares 17 Value ($000) $1 Avg Close $31.69 Range $29.71 - $35.74
Q1 2024
Shares 17 Value ($000) $1 Avg Close $36.11 Range $33.13 - $41.87
Q4 2023
Shares 17 Value ($000) $1 Avg Close $32.38 Range $23.01 - $40.47
Q3 2023
Shares 17 Value ($000) $0 Avg Close $30.19 Range $25.13 - $36.33
Q2 2023
Shares 17 Value ($000) $1 Avg Close $31.86 Range $27.73 - $36.38
Q1 2023
Shares 17 Value ($000) $1 Avg Close $30.94 Range $25.00 - $39.52
Q4 2022
Shares 17 Value ($000) $0 Avg Close $29.70 Range $22.04 - $40.09
Q1 2021
Shares 62 Value ($000) $8 Avg Close $166.30 Range $109.17 - $286.57
Q4 2020
Shares 112 Value ($000) $17 Avg Close $141.05 Range $113.62 - $203.88