CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in TTEK — Tetra Tech Inc
CIK 1081019
WEST SACRAMENTO, CA
Position in TTEK
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$8,749,769
+$764,768 QoQ
Shares Held
290,497
+22.0% QoQ
Ownership
0.113%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in TTEK Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Mar 31, 2026CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $443,956,184 across 34 Engineering & Construction names. TTEK ranks #12 (2.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PWR |
Quanta Services, Inc.
|
222,144 | $121,961,498 | |
| 2 | FIX |
Comfort Systems USA Inc
|
54,276 | $74,846,061 | |
| 3 | EME |
EMCOR Group, Inc.
|
65,004 | $47,993,103 | |
| 4 | J |
Jacobs Solutions Inc.
|
226,401 | $28,816,319 | |
| 5 | MTZ |
Mastec Inc
|
73,004 | $23,488,306 | |
| 6 | ACM |
Aecom
|
241,001 | $20,441,704 | |
| 7 | APG |
APi Group Corp
|
411,451 | $16,671,994 | |
| 8 | STRL |
Sterling Infrastructure, Inc.
|
35,760 | $14,563,975 |
All Filings in TTEK
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $8,749,769 | 290,497 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $7,985,001 | 238,074 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $7,963,833 | 238,581 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $8,578,941 | 238,569 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $7,485,016 | 255,898 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $9,974,382 | 250,361 | Shares | Sole | 2025-03-18 | |
| 2024-09-30 | $11,935,913 | 253,094 | Shares | Sole | 2025-04-04 | |
| 2024-06-30 | $10,672,833 | 52,195 | Shares | Sole | 2025-04-08 | |
| 2024-03-31 | $9,842,641 | 53,287 | Shares | Sole | 2024-05-16 | |
| 2023-12-31 | $9,386,473 | 56,230 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $8,949,702 | 58,868 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $10,581,042 | 64,621 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 | $9,729,408 | 66,227 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $9,801,486 | 67,508 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $8,663,564 | 67,405 | Shares | Sole | 2022-11-21 | |
| 2022-06-30 | $9,424,271 | 69,017 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $11,374,262 | 68,960 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $12,759,281 | 75,143 | Shares | Sole | 2022-02-15 | |
| 2021-09-30 | $10,971,263 | 73,465 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $9,072,087 | 74,337 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $11,046,929 | 81,395 | Shares | Sole | 2021-05-18 | |
| 2020-12-31 | $9,447,532 | 81,599 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $7,798,148 | 81,656 | Shares | Sole | 2020-11-17 | |
| 2020-06-30 | $6,430,398 | 81,274 | Shares | Sole | 2020-08-17 | |
| 2020-03-31 | $5,858,705 | 82,961 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||