TETRA TECH INC NEW

Ticker: TTEK CUSIP: 88162G103 Class: EQTY

WHITTIER TRUST CO OF NEVADA INC's Holding History (CIK: 0001263548)

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

Q4 2025
Shares 60 Value ($000) $2 Avg Close $33.82 Range $31.18 - $37.75
Q3 2025
Shares 83 Value ($000) $3 Avg Close $36.35 Range $32.91 - $38.66
Q2 2025
Shares 87 Value ($000) $3 Avg Close $33.29 Range $27.27 - $36.67
Q1 2025
Shares 87 Value ($000) $3 Avg Close $33.56 Range $28.17 - $42.98
Q4 2024
Shares 125 Value ($000) $5 Avg Close $44.89 Range $39.19 - $51.20
Q3 2024
Shares 125 Value ($000) $6 Avg Close $44.50 Range $39.43 - $48.26
Q2 2024
Shares 25 Value ($000) $5 Avg Close $40.77 Range $36.50 - $44.28
Q1 2024
Shares 27 Value ($000) $5 Avg Close $34.64 Range $31.61 - $38.03
Q4 2023
Shares 27 Value ($000) $5 Avg Close $31.93 Range $28.67 - $33.99
Q3 2023
Shares 27 Value ($000) $4 Avg Close $32.50 Range $30.19 - $34.65
Q2 2023
Shares 27 Value ($000) $4 Avg Close $29.41 Range $26.46 - $33.10
Q1 2018
Shares 2,500 Value ($000) $122 Avg Close $9.88 Range $8.93 - $10.68
Q4 2017
Shares 2,500 Value ($000) $120 Avg Close $9.70 Range $9.21 - $10.18
Q3 2017
Shares 2,500 Value ($000) $116 Avg Close $8.79 Range $7.99 - $9.67
Q2 2017
Shares 2,500 Value ($000) $114 Avg Close $8.91 Range $7.98 - $9.55
Q1 2017
Shares 2,500 Value ($000) $102 Avg Close $8.29 Range $7.77 - $8.97
Q4 2016
Shares 2,500 Value ($000) $108 Avg Close $8.08 Range $6.96 - $8.86
Q3 2016
Shares 2,500 Value ($000) $89 Avg Close $6.78 Range $6.02 - $7.25
Q2 2016
Shares 2,500 Value ($000) $77 Avg Close $5.98 Range $5.60 - $6.35
Q1 2016
Shares 3,500 Value ($000) $104 Avg Close $5.32 Range $4.57 - $6.01
Q4 2015
Shares 4,500 Value ($000) $117 Avg Close $5.34 Range $4.76 - $5.64
Q3 2015
Shares 4,500 Value ($000) $109 Avg Close $5.12 Range $4.82 - $5.50
Q2 2015
Shares 4,500 Value ($000) $116 Avg Close $5.12 Range $4.77 - $5.50
Q1 2015
Shares 4,500 Value ($000) $108 Avg Close $4.94 Range $4.60 - $5.40
Q4 2014
Shares 4,500 Value ($000) $120 Avg Close $5.23 Range $4.74 - $5.57
Q3 2014
Shares 4,500 Value ($000) $112 Avg Close $5.21 Range $4.59 - $5.65
Q2 2014
Shares 4,500 Value ($000) $124 Avg Close $5.47 Range $5.05 - $6.00
Q1 2014
Shares 5,000 Value ($000) $148 Avg Close $5.82 Range $5.47 - $6.18
Q4 2013
Shares 5,000 Value ($000) $140 Avg Close $5.40 Range $4.77 - $6.00
Q3 2013
Shares 5,000 Value ($000) $129 Avg Close $4.79 Range $4.44 - $5.21
Q2 2013
Shares 5,000 Value ($000) $118 Avg Close $5.31 Range $4.51 - $6.11