CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in MLM — Martin Marietta Materials Inc
CIK 884546
SAN FRANCISCO, CA
Position in MLM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$284,045,510
+$12,947,186 QoQ
Shares Held
492,536
+7.0% QoQ
Ownership
0.820%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#26
of 1,072 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MLM Over Time
Shares Held
Position Value (USD)
Position in Building Materials
Basic Materials · as of Jun 30, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $1,324,417,594 across 12 Building Materials names. MLM ranks #3 (21.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CRH |
Crh Public Ltd Co
|
4,371,676 | $467,769,332 | |
| 2 | VMC |
Vulcan Materials CO
|
1,066,478 | $314,621,673 | |
| 3 | MLM |
Martin Marietta Materials Inc
This page
|
492,536 | $284,045,510 | |
| 4 | AMRZ |
Amrize Ltd
|
1,702,366 | $90,736,107 | |
| 5 | EXP |
Eagle Materials Inc
|
333,197 | $74,969,325 | |
| 6 | KNF |
Knife River Corp
|
693,197 | $57,985,929 | |
| 7 | TGLS |
Tecnoglass Holdings Inc.
|
214,370 | $10,034,659 | |
| 8 | USLM |
United States Lime & Minerals Inc
|
91,831 | $9,611,950 |
All Filings in MLM
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $284,045,510 | 492,536 | Shares | Sole | 2026-08-14 | |
| 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 | 2025-09-15 | |
| 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. | ||||||