CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in MLM — Martin Marietta Materials Inc
CIK 884546
SAN FRANCISCO, CA
Position in MLM
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$271,098,324
-$8,403,787 QoQ
Shares Held
460,519
+2.6% QoQ
Ownership
0.767%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 99.99804568324.ToString("F0")%
Shared 0.ToString("F0")%
None 0.0019543167600033873.ToString("F0")%
Common Shares in MLM Over Time
Shares Held
Position Value (USD)
Position in Building Materials
Basic Materials · as of Mar 31, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $1,238,025,349 across 11 Building Materials names. MLM ranks #3 (21.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CRH |
Crh Public Ltd Co
|
4,331,647 | $455,342,732 | |
| 2 | VMC |
Vulcan Materials CO
|
1,005,162 | $273,705,612 | |
| 3 | MLM |
Martin Marietta Materials Inc
This page
|
460,519 | $271,098,324 | |
| 4 | AMRZ |
Amrize Ltd
|
1,687,633 | $94,541,200 | |
| 5 | EXP |
Eagle Materials Inc
|
330,135 | $62,544,075 | |
| 6 | KNF |
Knife River Corp
|
681,692 | $55,660,151 | |
| 7 | USLM |
United States Lime & Minerals Inc
|
88,033 | $11,497,990 | |
| 8 | TGLS |
Tecnoglass Inc.
|
217,244 | $9,678,220 |
All Filings in MLM
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $271,098,324 | 460,519 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $279,502,111 | 448,884 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $275,024,568 | 436,353 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $231,197,797 | 421,156 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $199,074,684 | 416,361 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $205,216,296 | 397,321 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $206,106,151 | 382,919 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $206,253,507 | 380,682 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $228,505,398 | 372,195 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $181,744,431 | 364,283 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $145,299,247 | 353,974 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $162,719,870 | 352,444 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $124,873,891 | 351,698 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $117,022,788 | 346,252 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $108,162,653 | 335,815 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $91,720,650 | 306,512 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $116,767,928 | 303,380 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $129,927,849 | 294,942 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $97,930,954 | 286,616 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $107,832,227 | 306,507 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $101,144,954 | 301,188 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $84,225,218 | 296,599 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $69,532,640 | 295,431 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $59,715,668 | 289,082 | Shares | Sole | 2020-08-20 | |
| 2020-03-31 | $54,312,605 | 287,019 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||