Martin Marietta Materials Inc. 13F holders
1,079 funds reported a position in Martin Marietta Materials Inc. in their 13F for the quarter ended 30 June 2026, together 59.3 million shares worth $34.17 billion. Against the quarter before, 78 opened a position, 357 added, 393 trimmed and 98 sold out; together they bought a net 119,230 shares. The largest holders: BlackRock, Inc., Vanguard Capital Management LLC and Vanguard Portfolio Management LLC.
Funds holding1,079-1 on Q1 2026
Shares they held59.3Mworth $34.17 billion
Net bought on the quarter119,230 sharesabout $68.7 million at the funds' values
Funds buying to selling435 to 491opened or added, to cut or sold
Opened 78Added 357Held 246Trimmed 393Sold out 98
What each fund did in MLM against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in MLM in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
4,696 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 514 reported a position in Martin Marietta Materials Inc.: 35 opened one, 157 added, 183 trimmed and 63 sold out, a net 130,173 shares bought.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 1 reported a position in Martin Marietta Materials Inc. in a 13F for the quarter ended 30 September 2026, and 8 more in a 13F for an earlier quarter, the latest each has filed. The largest: FMR LLC, 2.2 million shares worth $1.26 billion, 0.1% of its reported book (its 13F for the quarter ended 30 June 2026). In the quarter, 1 fund added or opened a position and 0 trimmed or sold out; together they bought a net 13,862 shares, about $6.6 million at the funds' own value per share on 30 September 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 2,192,603 | $1.26 billion | 0.1% | -415,376 | trimmed | 30 June 2026, an earlier quarter | 13F |
| Geode Capital Management | 1,615,352 | $772.0 million | 0.0% | +13,862 | added | 30 September 2026 | 13F |
| TCI Fund Management | 1,315,109 | $758.4 million | 1.4% | +1,315,109 | new | 30 June 2026, an earlier quarter | 13F |
| Baillie Gifford | 991,786 | $572.0 million | 0.5% | -95,594 | trimmed | 30 June 2026, an earlier quarter | 13F |
| Norges Bank | 557,143 | $321.3 million | 0.0% | held | 30 June 2026, an earlier quarter | 13F | |
| Millennium Management | 54,131 | $31.2 million | 0.0% | +39,270 | added | 30 June 2026, an earlier quarter | 13F |
| Two Sigma Investments | 51,433 | $29.7 million | 0.0% | -42,780 | trimmed | 30 June 2026, an earlier quarter | 13F |
| Renaissance Technologies | 31,894 | $18.4 million | 0.0% | +31,894 | new | 30 June 2026, an earlier quarter | 13F |
| Citadel Advisors | 25,897 | $14.9 million | 0.0% | +9,167 | added | 30 June 2026, an earlier quarter | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 4,692,446 | 7.92% | $2.71 billion | 0.04% | +6,689 | 13F |
| Vanguard Capital Management LLC | 3,929,705 | 6.63% | $2.27 billion | 0.05% | +12,322 | 13F |
| Vanguard Portfolio Management LLC | 3,197,395 | 5.39% | $1.84 billion | 0.08% | +36,951 | 13F |
| State Street Corp. | 3,159,639 | 5.33% | $1.82 billion | 0.05% | +282,071 | 13F |
| Bank of America Corp. | 2,446,762 | 4.13% | $1.41 billion | 0.09% | +46,983 | 13F |
| FMR LLC | 2,192,603 | 3.70% | $1.26 billion | 0.06% | -415,376 | 13F |
| Principal Financial Group Inc. | 2,116,369 | 3.57% | $1.22 billion | 0.60% | +22,427 | 13F |
| Aristotle Capital Management, LLC | 1,831,597 | 3.09% | $1.06 billion | 2.22% | -123,503 | 13F |
| Victory Capital Management Inc. | 1,783,432 | 3.01% | $1.03 billion | 0.58% | +146,285 | 13F |
| Price T Rowe Associates Inc. | 1,599,324 | 2.70% | $922.3 million | 0.09% | +110,484 | 13F |
| Geode Capital Management, LLC | 1,601,490 | 2.70% | $919.9 million | 0.05% | +12,556 | 13F |
| JPMorgan Chase & Co. | 1,466,887 | 2.47% | $852.6 million | 0.05% | -393,339 | 13F |
| TCI Fund Management Ltd | 1,315,109 | 2.22% | $758.4 million | 1.44% | new | 13F |
| Goldman Sachs Group Inc. | 1,163,330 | 1.96% | $670.9 million | 0.07% | +277,475 | 13F |
| Morgan Stanley | 1,012,016 | 1.71% | $583.6 million | 0.03% | -329,585 | 13F |
| Select Equity Group, L.P. | 1,011,255 | 1.71% | $583.2 million | 3.09% | -22,165 | 13F |
| Baillie Gifford & Co. | 991,786 | 1.67% | $572.0 million | 0.52% | -95,594 | 13F |
| Gardner Russo & Quinn LLC | 705,367 | 1.19% | $406.8 million | 4.56% | -10,044 | 13F |
| King Luther Capital Management Corp. | 653,184 | 1.10% | $376.7 million | 1.56% | -13,538 | 13F |
| Invesco Ltd. | 649,575 | 1.10% | $374.6 million | 0.03% | -41,338 | 13F |
| T. Rowe Price Investment Management, Inc. | 641,321 | 1.08% | $369.9 million | 0.24% | -311,080 | 13F |
| Alkeon Capital Management LLC | 627,351 | 1.06% | $361.8 million | 1.40% | -120,000 | 13F |
| Dimensional Fund Advisors LP | 586,145 | 0.99% | $338.1 million | 0.06% | +39,975 | 13F |
| Northern Trust Corp. | 570,346 | 0.96% | $328.9 million | 0.04% | -16,155 | 13F |
| Norges Bank | 557,143 | 0.94% | $321.3 million | 0.03% | 13F | |
| Charles Schwab Investment Management Inc. | 492,536 | 0.83% | $284.0 million | 0.04% | +32,017 | 13F |
| Mirae Asset Global ETFS Holdings Ltd. | 486,058 | 0.82% | $280.3 million | 0.33% | +38,010 | 13F |
| Franklin Resources Inc. | 459,327 | 0.77% | $264.9 million | 0.06% | -68,872 | 13F |
| CIBC Bancorp USA Inc. | 390,665 | 0.66% | $225.5 million | 0.28% | -83,878 | 13F |
| UBS Group AG | 390,429 | 0.66% | $225.2 million | 0.04% | +36,261 | 13F |
| UBS AM, a distinct business unit of UBS Asset Management Americas LLC | 386,046 | 0.65% | $222.6 million | 0.04% | +46,228 | 13F |
| Bank of New York Mellon Corp | 345,624 | 0.58% | $199.3 million | 0.03% | -25,334 | 13F |
| D1 Capital Partners L.P. | 345,060 | 0.58% | $199.0 million | 0.57% | +22,203 | 13F |
| Davenport & Co LLC | 336,791 | 0.57% | $194.7 million | 0.99% | -5,372 | 13F |
| Vanguard Fiduciary Trust Co. | 337,299 | 0.57% | $194.5 million | 0.04% | -1,990 | 13F |
| Wells Fargo & Company | 278,806 | 0.47% | $160.8 million | 0.03% | +12,196 | 13F |
| Amundi | 263,497 | 0.44% | $152.0 million | 0.04% | -620 | 13F |
| Skye Global Management LP | 252,000 | 0.43% | $145.3 million | 2.83% | -16,000 | 13F |
| Legal & General Group Plc | 249,518 | 0.42% | $143.9 million | 0.03% | -17,020 | 13F |
| Mawer Investment Management Ltd. | 241,545 | 0.41% | $139.3 million | 0.95% | -14,133 | 13F |
| Hawk Ridge Capital Management LP | 238,655 | 0.40% | $137.6 million | 4.50% | +78,120 | 13F |
| Great Lakes Advisors, LLC | 226,586 | 0.38% | $130.7 million | 0.99% | +9,380 | 13F |
| Deutsche Bank AG | 225,927 | 0.38% | $130.3 million | 0.04% | -9,483 | 13F |
| Raymond James Financial Inc. | 222,584 | 0.38% | $128.4 million | 0.04% | -16,067 | 13F |
| Douglass Winthrop Advisors, LLC | 217,073 | 0.37% | $125.2 million | 2.16% | -2,000 | 13F |
| 59 North Capital Management, LP | 214,146 | 0.36% | $123.5 million | 2.75% | new | 13F |
| Diamond Hill Capital Management, LLC (Investment Advisor) | 213,905 | 0.36% | $123.4 million | 0.99% | -75,245 | 13F |
| Findlay Park Partners LLP | 207,262 | 0.35% | $119.5 million | 1.61% | +12,960 | 13F |
| Clearbridge Investments, LLC | 190,867 | 0.32% | $110.1 million | 0.09% | -23,805 | 13F |
| London Co. of Virginia | 187,051 | 0.32% | $107.9 million | 0.61% | -2,572 | 13F |
The 50 largest of the 1,079 funds that reported a position in MLM in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on MLM
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Calls | 28,800 | $16.6 million | 30 June 2026 | 13F |
| Citadel Advisors | Puts | 17,500 | $10.1 million | 30 June 2026 | 13F |
| Millennium Management | Calls | 1,600 | $922,720 | 30 June 2026 | 13F |
| Millennium Management | Puts | 800 | $461,360 | 30 June 2026 | 13F |
| Point72 Asset Management | Calls | 800 | $461,360 | 30 June 2026 | 13F |
| Point72 Asset Management | Puts | 500 | $288,350 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 30 October 2026 | 13G/A | Vanguard Portfolio Management and 1 other | 3.3 million | 4.7% | 30 September 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 30 October 2026 | 13G/A | Vanguard Capital Management and 1 other | 4.6 million | 6.4% | 30 September 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 24 August 2026 | 13D | LNA Holding SRL and 3 others | 11.0 million | 15.4% | 21 August 2026 | Shareholders Agreement On the Closing Date, the Issuer, LNH and, solely for purposes of the standstill provisions set forth therein, FGI, entered into a shareholders' agreement (the "Shareholders Agreement"). Under the Shareholders Agreemen | EDGAR |
| 7 August 2026 | 13G | State Street Corporation and 1 other | 3.2 million | 5.2% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 30 April 2026 | 13G | Vanguard Capital Management and 1 other | 4.5 million | 7.5% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G | Vanguard Portfolio Management and 1 other | 3.2 million | 5.2% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 27 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 27 August 2026 | 2,877 | $532.18 | SEC |
| 21 August 2026 | 31 | $525.27 | SEC |
| 20 August 2026 | 2,253 | $535.53 | SEC |
| 19 August 2026 | 310 | $522.81 | SEC |
| 5 August 2026 | 5,042 | $555.82 | SEC |
| 3 August 2026 | 877 | $525.14 | SEC |
| 23 July 2026 | 4,132 | $550.66 | SEC |
| 22 July 2026 | 166 | $547.33 | SEC |
| 21 July 2026 | 263 | $553.62 | SEC |
| 16 July 2026 | 1,604 | $569.32 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.