Position in MTZ
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$2,351,793,590
+$806,020,316 QoQ
Shares Held
7,309,609
+2.8% QoQ
Ownership
9.25%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority
Sole 92.6219583017368.ToString("F0")%
Shared 0.ToString("F0")%
None 7.378041698263203.ToString("F0")%
Common Shares in MTZ Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Mar 31, 2026BlackRock, Inc. holds $35,772,382,858 across 43 Engineering & Construction names. MTZ ranks #4 (6.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PWR |
Quanta Services, Inc.
|
14,050,547 | $7,714,031,301 | |
| 2 | FIX |
Comfort Systems USA Inc
|
3,512,927 | $4,844,291,193 | |
| 3 | EME |
EMCOR Group, Inc.
|
4,108,185 | $3,033,114,058 | |
| 4 | MTZ |
Mastec Inc
This page
|
7,309,609 | $2,351,793,590 | |
| 5 | STRL |
Sterling Infrastructure, Inc.
|
3,984,283 | $1,622,678,927 | |
| 6 | APG |
APi Group Corp
|
34,354,093 | $1,392,027,841 | |
| 7 | ACM |
Aecom
|
15,760,364 | $1,336,794,064 | |
| 8 | J |
Jacobs Solutions Inc.
|
10,488,712 | $1,335,003,252 |
All Filings in MTZ
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,351,793,590 | 7,309,609 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $1,545,773,274 | 7,111,254 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $1,647,865,496 | 7,743,365 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $1,391,418,971 | 8,164,167 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $895,310,294 | 7,671,239 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $992,912,574 | 7,293,320 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $744,172,235 | 6,045,266 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||