TETRA TECH INC NEW

Ticker: TTEK CUSIP: 88162G103 Class: EQTY

NEW YORK STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0000314969)

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

Q4 2025

Shares 248,045 Value ($000) $8 Avg Close $33.82 Range $31.18 - $37.75

Q3 2025

Shares 248,345 Value ($000) $8 Avg Close $36.35 Range $32.91 - $38.66

Q2 2025

Shares 248,345 Value ($000) $9 Avg Close $33.29 Range $27.27 - $36.67

Q1 2025

Shares 248,345 Value ($000) $7 Avg Close $33.56 Range $28.17 - $42.98

Q4 2024

Shares 284,645 Value ($000) $11 Avg Close $44.89 Range $39.19 - $51.20

Q3 2024

Shares 284,945 Value ($000) $13 Avg Close $44.50 Range $39.43 - $48.26

Q2 2024

Shares 61,009 Value ($000) $12 Avg Close $40.77 Range $36.50 - $44.28

Q1 2024

Shares 64,209 Value ($000) $12 Avg Close $34.64 Range $31.61 - $38.03

Q4 2023

Shares 64,209 Value ($000) $11 Avg Close $31.93 Range $28.67 - $33.99

Q3 2023

Shares 67,992 Value ($000) $10 Avg Close $32.50 Range $30.19 - $34.65

Q2 2023

Shares 69,593 Value ($000) $11 Avg Close $29.41 Range $26.46 - $33.10

Q1 2023

Shares 72,607 Value ($000) $11 Avg Close $28.89 Range $26.24 - $31.92

Q4 2022

Shares 73,807 Value ($000) $11 Avg Close $28.91 Range $24.57 - $33.93

Q3 2022

Shares 75,507 Value ($000) $9,705 Avg Close $27.98 Range $24.84 - $31.09

Q2 2022

Shares 74,879 Value ($000) $10,225 Avg Close $27.42 Range $23.71 - $33.82

Q1 2022

Shares 74,679 Value ($000) $12,318 Avg Close $30.77 Range $25.33 - $35.29

Q4 2021

Shares 74,979 Value ($000) $12,731 Avg Close $34.44 Range $29.39 - $38.58

Q3 2021

Shares 68,958 Value ($000) $10,298 Avg Close $27.46 Range $24.08 - $30.91

Q2 2021

Shares 68,977 Value ($000) $8,418 Avg Close $25.16 Range $23.20 - $28.95

Q1 2021

Shares 78,023 Value ($000) $10,589 Avg Close $26.50 Range $22.63 - $28.94

Q4 2020

Shares 86,266 Value ($000) $9,988 Avg Close $22.53 Range $19.06 - $25.44

Q3 2020

Shares 90,466 Value ($000) $8,640 Avg Close $17.77 Range $14.99 - $19.31

Q2 2020

Shares 95,966 Value ($000) $7,593 Avg Close $15.19 Range $12.93 - $17.00

Q1 2020

Shares 96,166 Value ($000) $6,791 Avg Close $17.03 Range $12.72 - $19.87

Q4 2019

Shares 100,366 Value ($000) $8,648 Avg Close $17.32 Range $16.24 - $18.07

Q3 2019

Shares 101,266 Value ($000) $8,786 Avg Close $16.34 Range $14.60 - $17.46

Q2 2019

Shares 135,149 Value ($000) $10,616 Avg Close $13.48 Range $11.77 - $15.78

Q1 2019

Shares 147,196 Value ($000) $8,771 Avg Close $11.21 Range $9.70 - $12.25

Q4 2018

Shares 142,498 Value ($000) $7,377 Avg Close $12.40 Range $9.76 - $14.51

Q3 2018

Shares 155,208 Value ($000) $10,601 Avg Close $13.24 Range $11.60 - $14.44

Q2 2018

Shares 162,587 Value ($000) $9,511 Avg Close $10.68 Range $9.26 - $11.77

Q1 2018

Shares 168,594 Value ($000) $8,253 Avg Close $9.88 Range $8.93 - $10.68

Q4 2017

Shares 169,068 Value ($000) $8,141 Avg Close $9.70 Range $9.21 - $10.18

Q3 2017

Shares 169,636 Value ($000) $7,897 Avg Close $8.79 Range $7.99 - $9.67

Q2 2017

Shares 170,036 Value ($000) $7,779 Avg Close $8.91 Range $7.98 - $9.55

Q1 2017

Shares 171,036 Value ($000) $6,987 Avg Close $8.29 Range $7.77 - $8.97

Q4 2016

Shares 171,136 Value ($000) $7,385 Avg Close $8.08 Range $6.96 - $8.86

Q3 2016

Shares 163,136 Value ($000) $5,786 Avg Close $6.78 Range $6.02 - $7.25

Q2 2016

Shares 168,936 Value ($000) $5,194 Avg Close $5.98 Range $5.60 - $6.35

Q1 2016

Shares 169,436 Value ($000) $5,053 Avg Close $5.32 Range $4.57 - $6.01

Q4 2015

Shares 169,536 Value ($000) $4,411 Avg Close $5.34 Range $4.76 - $5.64

Q3 2015

Shares 169,758 Value ($000) $4,127 Avg Close $5.12 Range $4.82 - $5.50

Q2 2015

Shares 164,958 Value ($000) $4,230 Avg Close $5.12 Range $4.77 - $5.50

Q1 2015

Shares 159,311 Value ($000) $3,827 Avg Close $4.94 Range $4.60 - $5.40

Q4 2014

Shares 159,311 Value ($000) $4,254 Avg Close $5.23 Range $4.74 - $5.57

Q3 2014

Shares 159,582 Value ($000) $3,986 Avg Close $5.21 Range $4.59 - $5.65

Q2 2014

Shares 159,582 Value ($000) $4,389 Avg Close $5.47 Range $5.05 - $6.00

Q1 2014

Shares 159,682 Value ($000) $4,725 Avg Close $5.82 Range $5.47 - $6.18

Q4 2013

Shares 168,082 Value ($000) $4,703 Avg Close $5.40 Range $4.77 - $6.00

Q3 2013

Shares 186,282 Value ($000) $4,823 Avg Close $4.79 Range $4.44 - $5.21

Q2 2013

Shares 216,034 Value ($000) $5,079 Avg Close $5.31 Range $4.51 - $6.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	248,045	$8	$33.82	$31.18 - $37.75
Q3 2025	248,345	$8	$36.35	$32.91 - $38.66
Q2 2025	248,345	$9	$33.29	$27.27 - $36.67
Q1 2025	248,345	$7	$33.56	$28.17 - $42.98
Q4 2024	284,645	$11	$44.89	$39.19 - $51.20
Q3 2024	284,945	$13	$44.50	$39.43 - $48.26
Q2 2024	61,009	$12	$40.77	$36.50 - $44.28
Q1 2024	64,209	$12	$34.64	$31.61 - $38.03
Q4 2023	64,209	$11	$31.93	$28.67 - $33.99
Q3 2023	67,992	$10	$32.50	$30.19 - $34.65
Q2 2023	69,593	$11	$29.41	$26.46 - $33.10
Q1 2023	72,607	$11	$28.89	$26.24 - $31.92
Q4 2022	73,807	$11	$28.91	$24.57 - $33.93
Q3 2022	75,507	$9,705	$27.98	$24.84 - $31.09
Q2 2022	74,879	$10,225	$27.42	$23.71 - $33.82
Q1 2022	74,679	$12,318	$30.77	$25.33 - $35.29
Q4 2021	74,979	$12,731	$34.44	$29.39 - $38.58
Q3 2021	68,958	$10,298	$27.46	$24.08 - $30.91
Q2 2021	68,977	$8,418	$25.16	$23.20 - $28.95
Q1 2021	78,023	$10,589	$26.50	$22.63 - $28.94
Q4 2020	86,266	$9,988	$22.53	$19.06 - $25.44
Q3 2020	90,466	$8,640	$17.77	$14.99 - $19.31
Q2 2020	95,966	$7,593	$15.19	$12.93 - $17.00
Q1 2020	96,166	$6,791	$17.03	$12.72 - $19.87
Q4 2019	100,366	$8,648	$17.32	$16.24 - $18.07
Q3 2019	101,266	$8,786	$16.34	$14.60 - $17.46
Q2 2019	135,149	$10,616	$13.48	$11.77 - $15.78
Q1 2019	147,196	$8,771	$11.21	$9.70 - $12.25
Q4 2018	142,498	$7,377	$12.40	$9.76 - $14.51
Q3 2018	155,208	$10,601	$13.24	$11.60 - $14.44
Q2 2018	162,587	$9,511	$10.68	$9.26 - $11.77
Q1 2018	168,594	$8,253	$9.88	$8.93 - $10.68
Q4 2017	169,068	$8,141	$9.70	$9.21 - $10.18
Q3 2017	169,636	$7,897	$8.79	$7.99 - $9.67
Q2 2017	170,036	$7,779	$8.91	$7.98 - $9.55
Q1 2017	171,036	$6,987	$8.29	$7.77 - $8.97
Q4 2016	171,136	$7,385	$8.08	$6.96 - $8.86
Q3 2016	163,136	$5,786	$6.78	$6.02 - $7.25
Q2 2016	168,936	$5,194	$5.98	$5.60 - $6.35
Q1 2016	169,436	$5,053	$5.32	$4.57 - $6.01
Q4 2015	169,536	$4,411	$5.34	$4.76 - $5.64
Q3 2015	169,758	$4,127	$5.12	$4.82 - $5.50
Q2 2015	164,958	$4,230	$5.12	$4.77 - $5.50
Q1 2015	159,311	$3,827	$4.94	$4.60 - $5.40
Q4 2014	159,311	$4,254	$5.23	$4.74 - $5.57
Q3 2014	159,582	$3,986	$5.21	$4.59 - $5.65
Q2 2014	159,582	$4,389	$5.47	$5.05 - $6.00
Q1 2014	159,682	$4,725	$5.82	$5.47 - $6.18
Q4 2013	168,082	$4,703	$5.40	$4.77 - $6.00
Q3 2013	186,282	$4,823	$4.79	$4.44 - $5.21
Q2 2013	216,034	$5,079	$5.31	$4.51 - $6.11