CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in MTZ — Mastec Inc
CIK 1081019
WEST SACRAMENTO, CA
Position in MTZ
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$23,488,306
+$10,485,885 QoQ
Shares Held
73,004
+22.0% QoQ
Ownership
0.091%
of shares outstanding
% of Portfolio
0.03%
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 MTZ 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. MTZ ranks #5 (5.3% 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
This page
|
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 MTZ
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $23,488,306 | 73,004 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $13,002,421 | 59,817 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $12,682,624 | 59,596 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $10,328,398 | 60,602 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $7,072,859 | 60,602 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $8,066,295 | 59,250 | Shares | Sole | 2025-03-18 | |
| 2024-09-30 | $7,473,524 | 60,711 | Shares | Sole | 2025-04-04 | |
| 2024-06-30 | $6,681,525 | 62,450 | Shares | Sole | 2025-04-08 | |
| 2024-03-31 | $5,931,352 | 63,607 | Shares | Sole | 2024-05-16 | |
| 2023-12-31 | $5,075,814 | 67,034 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $5,042,074 | 70,058 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $9,056,556 | 76,770 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 | $7,390,874 | 78,260 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $6,753,613 | 79,147 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $4,638,167 | 73,042 | Shares | Sole | 2022-11-21 | |
| 2022-06-30 | $5,373,210 | 74,982 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $6,606,709 | 75,852 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $7,509,285 | 81,375 | Shares | Sole | 2022-02-15 | |
| 2021-09-30 | $8,415,319 | 97,535 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $10,176,263 | 95,912 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $8,053,421 | 85,949 | Shares | Sole | 2021-05-18 | |
| 2020-12-31 | $5,860,343 | 85,954 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $3,622,068 | 85,831 | Shares | Sole | 2020-11-17 | |
| 2020-06-30 | $3,835,846 | 85,488 | Shares | Sole | 2020-08-17 | |
| 2020-03-31 | $2,986,252 | 91,239 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||