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MLM · Martin Marietta Materials Inc · Shareholders & Ownership

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$509.02 +1.44 (+0.28%) At close · Oct 21
Market Cap
$30.49B
Shares
60.07M
Volume · Oct 21 508.02K Avg daily vol (3M) 728.66K

Every disclosed holder of MLM in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns MLM

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

No chart: the summed disclosures exceed shares outstanding, so they are not parts of one whole.

Holder group Shares % Out
Institutional (13F) 59,163,472 98.50%
Insiders (Forms 3, 4, 5) 11,473,385 19.10%
13D/G-only blocks 0 0.00%
Remaining 10,571,018 -17.60%
Registered funds (N-PORT, not summed) 23,863,443 39.73%

Shares outstanding: 60,065,839, the issuer's latest cover-page count restated onto today's split basis.

Remaining is negative: the summed disclosures exceed shares outstanding, as when filings are dated at different times or holders that do not disclose their links count the same shares. It is flagged, not clipped.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of MLM

# Holder Shares
1
LNA Holding SRL
13D CIK 2149734 · Unknown · Aug 21, 2026
Item 4 purpose: Control or board seats, Other
not summed
10,953,543
1.1
LNA Holding SRL
Insider CIK 2149734 · Aug 21, 2026
10% Owner, issuer-wide
10,953,543
2
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
4,692,446
2.1
iShares Core S&P 500 ETF
Fund S000004310 · Registered fund · Jun 30, 2026
iShares Trust, not summed
826,082
2.2
iShares Russell Mid-Cap ETF
Fund S000004338 · Registered fund · Jun 30, 2026
iShares Trust, not summed
245,680
2.3
iShares Russell 1000 Value ETF
Fund S000004345 · Registered fund · Jun 30, 2026
iShares Trust, not summed
133,236
2.4
iShares S&P 500 Value ETF
Fund S000004312 · Registered fund · Jun 30, 2026
iShares Trust, not summed
98,710
2.5
iShares U.S. Infrastructure ETF
Fund S000061314 · Registered fund · Jun 30, 2026
iShares Trust, not summed
96,857
3
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,929,705
4
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,197,395
5
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
3,159,639
5.1
STATE STREET CORP
13G CIK 93751 · Bank · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
3,162,829
5.2
State Street(R) Materials Select Sector SPDR(R) ETF
Fund S000006414 · Registered fund · Jun 30, 2026
SELECT SECTOR SPDR TRUST, not summed
643,858
5.3
State Street(R) SPDR(R) Portfolio S&P 500(R) ETF
Fund S000006983 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
143,155
5.4
ELFUN TRUSTS
Fund S000011821 · Registered fund · Jun 30, 2026
ELFUN TRUSTS, not summed
103,604
5.5
State Street(R) SPDR(R) Portfolio S&P 500(R) Value ETF
Fund S000006985 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
73,037
6
BANK OF AMERICA CORP /DE/
13F CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
2,446,762
7
FMR LLC
13F CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
2,192,603
7.1
Fidelity Magellan Fund
Fund S000007112 · Registered fund · Jun 30, 2026
Fidelity Magellan Fund, not summed
787,904
7.2
Fidelity 500 Index Fund
Fund S000006027 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
771,751
7.3
Strategic Advisers Fidelity U.S. Total Stock Fund
Fund S000061481 · Registered fund · May 31, 2026
Fidelity Rutland Square Trust II, not summed
272,592
7.4
Fidelity Mid Cap Index Fund
Fund S000033637 · Registered fund · Jul 31, 2026
Fidelity Salem Street Trust, not summed
226,307
7.5
Fidelity Total Market Index Fund
Fund S000006026 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
113,871
8
PRINCIPAL FINANCIAL GROUP INC
13F CIK 1126328 · Insurance company · Jun 30, 2026
carried, not yet filed for the newest quarter
2,116,369
8.1
MidCap Fund
Fund S000007075 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
1,568,414
8.2
MidCap Account
Fund S000007662 · Registered fund · Jun 30, 2026
Principal Variable Contract Funds, Inc, not summed
32,954
8.3
LargeCap S&P 500 Index Fund
Fund S000007016 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
12,377
8.4
LargeCap S&P 500 Index Account
Fund S000007660 · Registered fund · Jun 30, 2026
Principal Variable Contract Funds, Inc, not summed
2,264
8.5
MidCap Value Fund I
Fund S000007173 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
1,329
9
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,912,812
10
Aristotle Capital Management, LLC
13F CIK 860644 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,831,597
11
VICTORY CAPITAL MANAGEMENT INC
13F CIK 1040188 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,783,432
11.1
Victory Pioneer Fund
Fund S000089764 · Registered fund · Jun 30, 2026
Victory Portfolios IV, not summed
716,153
11.2
Victory Global Energy Transition Fund
Fund S000053568 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
19,420
11.3
Victory 500 Index Fund
Fund S000012915 · Registered fund · Jul 31, 2026
Victory Portfolios III, not summed
13,969
11.4
Victory Pioneer Fund VCT Portfolio
Fund S000089718 · Registered fund · Jun 30, 2026
Victory Variable Insurance Funds II, not summed
12,196
11.5
Victory Integrity Mid-Cap Value Fund
Fund S000046397 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
5,344
12
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,601,490
13
PRICE T ROWE ASSOCIATES INC /MD/
13F CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,599,324
13.1
T. Rowe Price Mid-Cap Growth Fund, Inc.
Fund S000002102 · Registered fund · Jun 30, 2026
T. ROWE PRICE MID-CAP GROWTH FUND, INC., not summed
374,995
13.2
T. Rowe Price Value Fund, Inc.
Fund S000002125 · Registered fund · Jun 30, 2026
T. ROWE PRICE VALUE FUND, INC., not summed
286,502
13.3
T. Rowe Price U.S. Large-Cap Core Fund, Inc.
Fund S000026126 · Registered fund · Jun 30, 2026
T. ROWE PRICE U.S. LARGE-CAP CORE FUND, INC., not summed
159,171
13.4
T. Rowe Price Dividend Growth Fund, Inc.
Fund S000002075 · Registered fund · Jun 30, 2026
T. ROWE PRICE DIVIDEND GROWTH FUND, INC., not summed
102,533
13.5
T. Rowe Price Institutional Mid-Cap Equity Growth Fund
Fund S000002092 · Registered fund · Jun 30, 2026
T. Rowe Price Equity Funds, Inc., not summed
40,742
14
VANGUARD 500 INDEX FUND
Fund S000002839 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,556,267
15
JPMORGAN CHASE & CO
13F CIK 19617 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
1,466,887
16
TCI FUND MANAGEMENT LTD
13F CIK 1647251 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,315,109
17
VANGUARD MID-CAP INDEX FUND
Fund S000002844 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,305,662
18
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,163,330
18.1
Goldman Sachs Mid Cap Value Fund
Fund S000009320 · Registered fund · May 31, 2026
Goldman Sachs Trust, not summed
46,924
18.2
Goldman Sachs Mid Cap Growth Fund
Fund S000009321 · Registered fund · May 31, 2026
Goldman Sachs Trust, not summed
25,006
18.3
Goldman Sachs ActiveBeta(R) U.S. Large Cap Equity ETF
Fund S000048295 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
24,573
18.4
Goldman Sachs Variable Insurance Trust Mid Cap Value Fund
Fund S000009358 · Registered fund · Jun 30, 2026
Goldman Sachs Variable Insurance Trust, not summed
24,215
18.5
Goldman Sachs Large Cap Equity Fund
Fund S000009315 · Registered fund · May 31, 2026
Goldman Sachs Trust, not summed
13,878
19
MORGAN STANLEY
13F CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,012,016
19.1
Global Strategist Portfolio
Fund S000004124 · Registered fund · Jun 30, 2026
MORGAN STANLEY INSTITUTIONAL FUND TRUST, not summed
197
19.2
E*TRADE No Fee Large Cap Index Fund
Fund S000090720 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
122
19.3
E*TRADE No Fee Total Market Index Fund
Fund S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
91
19.4
Global Strategist Portfolio
Fund S000004181 · Registered fund · Jun 30, 2026
MORGAN STANLEY VARIABLE INSURANCE FUND INC., not summed
26
19.5
Permanence Portfolio
Fund S000068163 · Registered fund · Jun 30, 2026
MORGAN STANLEY INSTITUTIONAL FUND INC, not summed
6
20
Select Equity Group, L.P.
13F CIK 1592643 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,011,255
21
BAILLIE GIFFORD & CO
13F CIK 1088875 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
991,786
22
GARDNER RUSSO & QUINN LLC
13F CIK 860643 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
705,367
23
KING LUTHER CAPITAL MANAGEMENT CORP
13F CIK 310051 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
653,184
23.1
LKCM Equity Fund
Fund S000004608 · Registered fund · Jun 30, 2026
LKCM Funds, not summed
18,000
23.2
LKCM Balanced Fund
Fund S000004605 · Registered fund · Jun 30, 2026
LKCM Funds, not summed
2,800
23.3
LKCM Aquinas Catholic Equity Fund
Fund S000004610 · Registered fund · Jun 30, 2026
LKCM Funds, not summed
1,800
24
Invesco Ltd.
13F CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
649,575
24.1
Invesco S&P 500 Equal Weight ETF
Fund S000060812 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
336,983
24.2
Invesco Building & Construction ETF
Fund S000003040 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
40,329
24.3
Invesco Equally-Weighted S&P 500 Fund
Fund S000027817 · Registered fund · May 31, 2026
AIM Counselor Series Trust (Invesco Counselor Series Trust), not summed
22,497
24.4
Invesco Global Core Equity Fund
Fund S000000213 · Registered fund · Jun 30, 2026
AIM Funds Group (Invesco Funds Group), not summed
14,632
24.5
Invesco S&P 500 Equal Weight Materials ETF
Fund S000060816 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
11,833
25
T. Rowe Price Investment Management, Inc.
13F CIK 1897612 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
641,321
26
ALKEON CAPITAL MANAGEMENT LLC
13F CIK 1230239 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
627,351
27
VANGUARD WINDSOR II FUND
Fund S000004418 · Registered fund · Jul 31, 2026
VANGUARD WINDSOR FUNDS, not summed
621,279
28
DIMENSIONAL FUND ADVISORS LP
13F CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
586,145
28.1
THE U.S. LARGE CAP VALUE SERIES
Fund S000000993 · Registered fund · Jul 31, 2026
DFA INVESTMENT TRUST CO, not summed
140,198
28.2
U.S. CORE EQUITY 1 PORTFOLIO
Fund S000000979 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
49,504
28.3
U.S. CORE EQUITY 2 PORTFOLIO
Fund S000000980 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
42,522
28.4
Dimensional U.S. Core Equity 2 ETF
Fund S000070903 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
39,788
28.5
Dimensional U.S. Marketwide Value ETF
Fund S000075030 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
37,061
29
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
570,346
29.1
Stock Index Fund
Fund S000001247 · Registered fund · Jun 30, 2026
Northern Funds, not summed
18,354
29.2
World Selection Index Fund
Fund S000019579 · Registered fund · Jun 30, 2026
Northern Funds, not summed
2,828
29.3
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
1,264
30
NORGES BANK
13F CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
557,143
31
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
492,536
31.1
Schwab S&P 500 Index Fund
Fund S000005911 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
133,926
31.2
Schwab U.S. Large-Cap Growth ETF
Fund S000026633 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
127,514
31.3
Schwab U.S. Large-Cap ETF
Fund S000026632 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
64,056
31.4
Schwab Total Stock Market Index Fund
Fund S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
36,382
31.5
Schwab U.S. Broad Market ETF
Fund S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
35,650
32
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
13F CIK 1705339 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
486,058
32.1
Global X U.S. Infrastructure Development ETF
Fund S000056509 · Registered fund · May 31, 2026
GLOBAL X FUNDS, not summed
442,364
32.2
Global X S&P 500 Covered Call ETF
Fund S000063353 · Registered fund · Jul 31, 2026
GLOBAL X FUNDS, not summed
2,667
32.3
Global X S&P 500 Catholic Values ETF
Fund S000050646 · Registered fund · Jul 31, 2026
GLOBAL X FUNDS, not summed
1,235
32.4
Global X Adaptive U.S. Risk Management ETF
Fund S000070582 · Registered fund · May 31, 2026
GLOBAL X FUNDS, not summed
138
32.5
Global X S&P 500 Covered Call & Growth ETF
Fund S000069248 · Registered fund · Jul 31, 2026
GLOBAL X FUNDS, not summed
67
33
VANGUARD MID-CAP GROWTH INDEX FUND
Fund S000012756 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
461,634
34
FRANKLIN RESOURCES INC
13F CIK 38777 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
459,327
34.1
Franklin Growth Fund
Fund S000006755 · Registered fund · Jun 30, 2026
Franklin Custodian Funds, not summed
275,292
34.2
Franklin Growth Opportunities Fund
Fund S000006878 · Registered fund · Jul 31, 2026
Franklin Strategic Series, not summed
53,572
34.3
Franklin Natural Resources Fund
Fund S000006887 · Registered fund · Jul 31, 2026
Franklin Strategic Series, not summed
18,100
34.4
Franklin Allocation VIP Fund
Fund S000017299 · Registered fund · Jun 30, 2026
Franklin Templeton Variable Insurance Products Trust, not summed
3,378
34.5
Franklin U.S. Equity Index ETF
Fund S000053154 · Registered fund · Jun 30, 2026
Franklin Templeton ETF Trust, not summed
1,818
35
VANGUARD GROWTH INDEX FUND
Fund S000002842 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
426,028
36
CIBC Bancorp USA Inc.
13F CIK 1711924 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
390,665
37
UBS Group AG
13F CIK 1610520 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
390,429
38
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
13F CIK 861177 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
386,046
38.1
UBS U.S. Allocation Fund
Fund S000002487 · Registered fund · May 31, 2026
UBS INVESTMENT TRUST, not summed
103
38.2
UBS GLOBAL ALLOCATION FUND
Fund S000002979 · Registered fund · Jun 30, 2026
UBS FUNDS, not summed
46
39
Bank of New York Mellon Corp
13F CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
345,624
39.1
BNY Mellon US Large Cap Core Equity ETF
Fund S000067260 · Registered fund · Jul 31, 2026
BNY Mellon ETF Trust, not summed
5,156
40
D1 Capital Partners L.P.
13F CIK 1747057 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
345,060
41
VANGUARD DIVIDEND APPRECIATION INDEX FUND
Fund S000011322 · Registered fund · Jul 31, 2026
VANGUARD SPECIALIZED FUNDS, not summed
339,743
42
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
337,299
43
DAVENPORT & Co LLC
13F CIK 887777 · Registered investment adviser · Sep 30, 2026
328,039
43.1
DAVENPORT EQUITY OPPORTUNITIES FUND
Fund S000030555 · Registered fund · Jun 30, 2026
Williamsburg Investment Trust, not summed
55,411
43.2
DAVENPORT CORE LEADERS FUND
Fund S000001559 · Registered fund · Jun 30, 2026
Williamsburg Investment Trust, not summed
49,805
43.3
DAVENPORT INSIDER BUYING FUND
Fund S000082904 · Registered fund · Jun 30, 2026
Williamsburg Investment Trust, not summed
5,000
44
VANGUARD INSTITUTIONAL INDEX FUND
Fund S000002853 · Registered fund · Jun 30, 2026
VANGUARD INSTITUTIONAL INDEX FUNDS, not summed
325,984
45
VANGUARD VALUE INDEX FUND
Fund S000002840 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
286,485
46
WELLS FARGO & COMPANY/MN
13F CIK 72971 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
278,806
47
Amundi
13F CIK 1330387 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
263,497
48
Skye Global Management LP
13F CIK 1675884 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
252,000
49
Legal & General Group Plc
13F CIK 764068 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
249,518
50
Nye C Howard
Insider CIK 1373147 · Mar 1, 2026
Director, Chairman, Pres & CEO, issuer-wide
246,438

172 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

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Key facts CIK 916076 CUSIP 573284106 13F (30d) 184 filings 179 filers Visit website Investor relations