TETRA TECH INC NEW

Ticker: TTEK CUSIP: 88162G103 Class: EQTY

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q4 2025

Shares 517,368 Value ($000) $17,353 Avg Close $33.82 Range $31.18 - $37.75

Q3 2025

Shares 529,001 Value ($000) $17,658 Avg Close $36.35 Range $32.91 - $38.66

Q2 2025

Shares 506,129 Value ($000) $18,200 Avg Close $33.29 Range $27.27 - $36.67

Q1 2025

Shares 484,564 Value ($000) $14,173 Avg Close $33.56 Range $28.17 - $42.98

Q4 2024

Shares 507,774 Value ($000) $20,230 Avg Close $44.89 Range $39.19 - $51.20

Q3 2024

Shares 542,576 Value ($000) $25,588 Avg Close $44.50 Range $39.43 - $48.26

Q2 2024

Shares 105,235 Value ($000) $21,518 Avg Close $40.77 Range $36.50 - $44.28

Q1 2024

Shares 102,824 Value ($000) $18,993 Avg Close $34.64 Range $31.61 - $38.03

Q4 2023

Shares 104,506 Value ($000) $17,445 Avg Close $31.93 Range $28.67 - $33.99

Q3 2023

Shares 108,352 Value ($000) $16,473 Avg Close $32.50 Range $30.19 - $34.65

Q2 2023

Shares 110,088 Value ($000) $18,026 Avg Close $29.41 Range $26.46 - $33.10

Q1 2023

Shares 115,677 Value ($000) $16,994 Avg Close $28.89 Range $26.24 - $31.92

Q4 2022

Shares 123,585 Value ($000) $17,943 Avg Close $28.91 Range $24.57 - $33.93

Q3 2022

Shares 121,502 Value ($000) $15,617 Avg Close $27.98 Range $24.84 - $31.09

Q2 2022

Shares 107,782 Value ($000) $14,718 Avg Close $27.42 Range $23.71 - $33.82

Q1 2022

Shares 111,991 Value ($000) $18,472 Avg Close $30.77 Range $25.33 - $35.29

Q4 2021

Shares 116,090 Value ($000) $19,712 Avg Close $34.44 Range $29.39 - $38.58

Q3 2021

Shares 122,962 Value ($000) $18,363 Avg Close $27.46 Range $24.08 - $30.91

Q2 2021

Shares 122,576 Value ($000) $14,959 Avg Close $25.16 Range $23.20 - $28.95

Q1 2021

Shares 130,038 Value ($000) $17,649 Avg Close $26.50 Range $22.63 - $28.94

Q4 2020

Shares 131,465 Value ($000) $15,221 Avg Close $22.53 Range $19.06 - $25.44

Q3 2020

Shares 123,329 Value ($000) $11,778 Avg Close $17.77 Range $14.99 - $19.31

Q2 2020

Shares 120,705 Value ($000) $9,550 Avg Close $15.19 Range $12.93 - $17.00

Q1 2020

Shares 122,939 Value ($000) $8,682 Avg Close $17.03 Range $12.72 - $19.87

Q4 2019

Shares 129,139 Value ($000) $11,127 Avg Close $17.32 Range $16.24 - $18.07

Q3 2019

Shares 134,239 Value ($000) $11,647 Avg Close $16.34 Range $14.60 - $17.46

Q2 2019

Shares 107,835 Value ($000) $8,470 Avg Close $13.48 Range $11.77 - $15.78

Q1 2019

Shares 120,134 Value ($000) $7,159 Avg Close $11.21 Range $9.70 - $12.25

Q4 2018

Shares 134,405 Value ($000) $6,958 Avg Close $12.40 Range $9.76 - $14.51

Q3 2018

Shares 149,390 Value ($000) $10,203 Avg Close $13.24 Range $11.60 - $14.44

Q2 2018

Shares 165,940 Value ($000) $9,707 Avg Close $10.68 Range $9.26 - $11.77

Q1 2018

Shares 165,515 Value ($000) $8,102 Avg Close $9.88 Range $8.93 - $10.68

Q4 2017

Shares 200,208 Value ($000) $9,640 Avg Close $9.70 Range $9.21 - $10.18

Q3 2017

Shares 203,318 Value ($000) $9,464 Avg Close $8.79 Range $7.99 - $9.67

Q2 2017

Shares 194,000 Value ($000) $8,876 Avg Close $8.91 Range $7.98 - $9.55

Q1 2017

Shares 187,800 Value ($000) $7,672 Avg Close $8.29 Range $7.77 - $8.97

Q4 2016

Shares 196,700 Value ($000) $8,488 Avg Close $8.08 Range $6.96 - $8.86

Q3 2016

Shares 201,400 Value ($000) $7,144 Avg Close $6.78 Range $6.02 - $7.25

Q2 2016

Shares 204,900 Value ($000) $6,300 Avg Close $5.98 Range $5.60 - $6.35

Q1 2016

Shares 200,500 Value ($000) $5,979 Avg Close $5.32 Range $4.57 - $6.01

Q4 2015

Shares 223,700 Value ($000) $5,821 Avg Close $5.34 Range $4.76 - $5.64

Q3 2015

Shares 224,200 Value ($000) $5,450 Avg Close $5.12 Range $4.82 - $5.50

Q2 2015

Shares 226,200 Value ($000) $5,800 Avg Close $5.12 Range $4.77 - $5.50

Q1 2015

Shares 257,181 Value ($000) $6,270 Avg Close $4.94 Range $4.60 - $5.40

Q4 2014

Shares 257,181 Value ($000) $6,270 Avg Close $5.23 Range $4.74 - $5.57

Q3 2014

Shares 242,181 Value ($000) $6,050 Avg Close $5.21 Range $4.59 - $5.65

Q2 2014

Shares 235,430 Value ($000) $6,474 Avg Close $5.47 Range $5.05 - $6.00

Q1 2014

Shares 227,138 Value ($000) $6,634 Avg Close $5.82 Range $5.47 - $6.18

Q4 2013

Shares 212,910 Value ($000) $5,932 Avg Close $5.40 Range $4.77 - $6.00

Q3 2013

Shares 165,939 Value ($000) $4,296 Avg Close $4.79 Range $4.44 - $5.21

Q2 2013

Shares 141,739 Value ($000) $3,332 Avg Close $5.31 Range $4.51 - $6.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	517,368	$17,353	$33.82	$31.18 - $37.75
Q3 2025	529,001	$17,658	$36.35	$32.91 - $38.66
Q2 2025	506,129	$18,200	$33.29	$27.27 - $36.67
Q1 2025	484,564	$14,173	$33.56	$28.17 - $42.98
Q4 2024	507,774	$20,230	$44.89	$39.19 - $51.20
Q3 2024	542,576	$25,588	$44.50	$39.43 - $48.26
Q2 2024	105,235	$21,518	$40.77	$36.50 - $44.28
Q1 2024	102,824	$18,993	$34.64	$31.61 - $38.03
Q4 2023	104,506	$17,445	$31.93	$28.67 - $33.99
Q3 2023	108,352	$16,473	$32.50	$30.19 - $34.65
Q2 2023	110,088	$18,026	$29.41	$26.46 - $33.10
Q1 2023	115,677	$16,994	$28.89	$26.24 - $31.92
Q4 2022	123,585	$17,943	$28.91	$24.57 - $33.93
Q3 2022	121,502	$15,617	$27.98	$24.84 - $31.09
Q2 2022	107,782	$14,718	$27.42	$23.71 - $33.82
Q1 2022	111,991	$18,472	$30.77	$25.33 - $35.29
Q4 2021	116,090	$19,712	$34.44	$29.39 - $38.58
Q3 2021	122,962	$18,363	$27.46	$24.08 - $30.91
Q2 2021	122,576	$14,959	$25.16	$23.20 - $28.95
Q1 2021	130,038	$17,649	$26.50	$22.63 - $28.94
Q4 2020	131,465	$15,221	$22.53	$19.06 - $25.44
Q3 2020	123,329	$11,778	$17.77	$14.99 - $19.31
Q2 2020	120,705	$9,550	$15.19	$12.93 - $17.00
Q1 2020	122,939	$8,682	$17.03	$12.72 - $19.87
Q4 2019	129,139	$11,127	$17.32	$16.24 - $18.07
Q3 2019	134,239	$11,647	$16.34	$14.60 - $17.46
Q2 2019	107,835	$8,470	$13.48	$11.77 - $15.78
Q1 2019	120,134	$7,159	$11.21	$9.70 - $12.25
Q4 2018	134,405	$6,958	$12.40	$9.76 - $14.51
Q3 2018	149,390	$10,203	$13.24	$11.60 - $14.44
Q2 2018	165,940	$9,707	$10.68	$9.26 - $11.77
Q1 2018	165,515	$8,102	$9.88	$8.93 - $10.68
Q4 2017	200,208	$9,640	$9.70	$9.21 - $10.18
Q3 2017	203,318	$9,464	$8.79	$7.99 - $9.67
Q2 2017	194,000	$8,876	$8.91	$7.98 - $9.55
Q1 2017	187,800	$7,672	$8.29	$7.77 - $8.97
Q4 2016	196,700	$8,488	$8.08	$6.96 - $8.86
Q3 2016	201,400	$7,144	$6.78	$6.02 - $7.25
Q2 2016	204,900	$6,300	$5.98	$5.60 - $6.35
Q1 2016	200,500	$5,979	$5.32	$4.57 - $6.01
Q4 2015	223,700	$5,821	$5.34	$4.76 - $5.64
Q3 2015	224,200	$5,450	$5.12	$4.82 - $5.50
Q2 2015	226,200	$5,800	$5.12	$4.77 - $5.50
Q1 2015	257,181	$6,270	$4.94	$4.60 - $5.40
Q4 2014	257,181	$6,270	$5.23	$4.74 - $5.57
Q3 2014	242,181	$6,050	$5.21	$4.59 - $5.65
Q2 2014	235,430	$6,474	$5.47	$5.05 - $6.00
Q1 2014	227,138	$6,634	$5.82	$5.47 - $6.18
Q4 2013	212,910	$5,932	$5.40	$4.77 - $6.00
Q3 2013	165,939	$4,296	$4.79	$4.44 - $5.21
Q2 2013	141,739	$3,332	$5.31	$4.51 - $6.11