Douglass Winthrop Advisors, LLC
Position in MLM — Martin Marietta Materials Inc
CIK 1308527
NEW YORK, NY
Position in MLM
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$125,185,999
-$3,777,894 QoQ
Shares Held
217,073
-0.9% QoQ
Ownership
0.361%
of shares outstanding
% of Portfolio
3.40%
of 13F equity value
Holder Rank
#45
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, 2026Douglass Winthrop Advisors, LLC holds $125,185,999 across 1 Building Materials name. MLM ranks #1 (100.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MLM |
Martin Marietta Materials Inc
This page
|
217,073 | $125,185,999 |
All Filings in MLM
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $125,185,999 | 217,073 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $128,963,893 | 219,073 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $139,246,701 | 223,632 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $146,372,445 | 232,234 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $126,422,743 | 230,295 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $106,357,627 | 222,445 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $102,144,073 | 197,762 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $104,198,741 | 193,588 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $102,675,434 | 189,508 | Shares | Sole | 2024-08-07 | |
| 2024-03-31 | $115,347,661 | 187,881 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $93,459,313 | 187,327 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $76,965,410 | 187,501 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $85,890,499 | 186,035 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $65,223,456 | 183,697 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $51,105,457 | 151,213 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $3,337,496 | 10,362 | Shares | Sole | 2022-11-15 | |
| 2022-06-30 | $3,120,474 | 10,428 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $4,113,704 | 10,688 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $5,566,410 | 12,636 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $4,576,803 | 13,395 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $5,481,551 | 15,581 | Shares | Sole | 2021-08-02 | |
| 2021-03-31 | $7,536,136 | 22,441 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $93,470,429 | 329,156 | Shares | Sole | 2021-01-27 | |
| 2020-09-30 | $77,317,642 | 328,508 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $66,785,113 | 323,305 | Shares | Sole | 2020-07-17 | |
| 2020-03-31 | $57,077,823 | 301,632 | Shares | Sole | 2020-04-23 | |
| No filing history on record for this holder in this stock. | ||||||