MARTIN MARIETTA MATLS INC COM is a security (CUSIP 573284106) tracked across SEC portfolio filings. 1,107 institutional managers reported $32.1B on Form 13F as of 2026-06-30; 77 registered fund positions totaling $2.5B via N-PORT as of 2026-06-30.
Showing 15 of 1,107 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| VANGUARD GROUP INC | Valley Forge, PA | $4.6B | 7,373,884 |
| BlackRock, Inc. | New York, NY | $2.8B | 4,685,757 |
| STATE STREET CORP | BOSTON, MA | $1.7B | 2,877,568 |
| FMR LLC | BOSTON, MA | $1.5B | 2,607,979 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $1.4B | 2,399,779 |
| PRINCIPAL FINANCIAL GROUP INC | DES MOINES, IA | $1.2B | 2,116,369 |
| Aristotle Capital Management, LLC | LOS ANGELES, CA | $1.2B | 1,955,100 |
| JPMORGAN CHASE & CO | NEW YORK, NY | $1.1B | 1,860,226 |
| VICTORY CAPITAL MANAGEMENT INC | San Antonio, TX | $963.8M | 1,637,147 |
| GEODE CAPITAL MANAGEMENT, LLC | BOSTON, MA | $931.8M | 1,588,934 |
| MORGAN STANLEY | NEW YORK, NY | $789.8M | 1,341,601 |
| Select Equity Group, L.P. | NEW YORK, NY | $608.4M | 1,033,420 |
| BAILLIE GIFFORD & CO | EDINBURGH, X0 | $572.0M | 991,786 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $521.5M | 885,855 |
| ALKEON CAPITAL MANAGEMENT LLC | New York, NY | $440.0M | 747,351 |
Showing 15 of 77 fund positions by value.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| State Street(R) SPDR(R) S&P 500(R) ETF Trust | State Street(R) SPDR(R) S&P 500(R) ETF Trust | $414.7M | 6.36% |
| Pioneer Fund | PIONEER FUND /MA/ | $353.7M | 394.37% |
| T. Rowe Price Mid-Cap Growth Fund, Inc. | T. ROWE PRICE MID-CAP GROWTH FUND, INC. | $266.0M | 118.08% |
| ACAP Strategic Fund | ACAP Strategic Fund | $209.9M | 202.75% |
| Invesco S&P 500 Equal Weight ETF | Invesco Exchange-Traded Fund Trust | $174.7M | 19.89% |
| T. Rowe Price Value Fund, Inc. | T. ROWE PRICE VALUE FUND, INC. | $156.0M | 48.94% |
| Advantage Advisers Xanthus Fund, L.L.C. | Advantage Advisers Xanthus Fund, L.L.C. | $119.8M | 404.41% |
| JPMorgan Mid Cap Value Fund | J.P. Morgan Fleming Mutual Fund Group, Inc. | $95.9M | 88.41% |
| T. Rowe Price U.S. Large-Cap Core Fund, Inc. | T. ROWE PRICE U.S. LARGE-CAP CORE FUND, INC. | $91.5M | 55.42% |
| FAM DIVIDEND FOCUS FUND | Fenimore Asset Management Trust | $64.3M | 1019.29% |
| T. Rowe Price Dividend Growth Fund, Inc. | T. ROWE PRICE DIVIDEND GROWTH FUND, INC. | $64.3M | 28.36% |
| GENERAL ELECTRIC RSP U.S. EQUITY FUND | GENERAL ELECTRIC RSP U.S. EQUITY FUND | $58.5M | 90.45% |
| ELFUN TRUSTS | ELFUN TRUSTS | $40.7M | 97.56% |
| Fidelity Contrafund | Fidelity Contrafund | $40.3M | 2.55% |
| Fidelity Leveraged Company Stock Fund | Fidelity Securities Fund | $25.9M | 63.00% |