MARTIN MARIETTA MATLS INC (MLM): Institutional Ownership
Hedge funds and institutional managers reporting a position in MLM · Materials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
24
13F filers
Aggregate Value
$428.4M
Across holders
Last Price
$616.06
2026-06-26
Sector
Materials
GICS
Holder activity11 new6 added7 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| D1 Capital Partners L.P. CIK 0001747057 | Hedge Fund | 323K | $190.1M | 44.4% | 1.7% | New | — | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 94K | $55.5M | 12.9% | 0.0% | Added | +$47.2M | Q1 2026 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 82K | $48.4M | 11.3% | 0.0% | Reduced | $-176.1M | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 49K | $30.7M | 7.2% | 0.1% | New | — | Q4 2025 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 47K | $29.1M | 6.8% | 0.0% | New | — | Q4 2025 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 28K | $17.6M | 4.1% | 0.0% | New | — | Q3 2025 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 22K | $12.9M | 3.0% | 0.0% | Added | +$4.2M | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 18K | $9.9M | 2.3% | 0.0% | New | — | Q2 2025 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 10K | $6.1M | 1.4% | 0.1% | Added | +$589 | Q1 2026 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 9K | $5.5M | 1.3% | 0.0% | Reduced | $-200K | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 9K | $5.1M | 1.2% | 0.0% | Reduced | $-4.3M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 8K | $4.6M | 1.1% | 0.0% | Added | +$1.4M | Q1 2026 |
| MOORE CAPITAL MANAGEMENT, LP CIK 0001448574 | Hedge Fund | 7K | $3.7M | 0.9% | 0.0% | New | — | Q2 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 5K | $2.9M | 0.7% | 0.0% | New | — | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 3K | $1.6M | 0.4% | 0.0% | Added | +$1.2M | Q1 2026 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 2K | $1.2M | 0.3% | 0.0% | New | — | Q3 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 2K | $1.1M | 0.2% | 0.0% | Reduced | $-5.7M | Q1 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 2K | $947K | 0.2% | 0.0% | Reduced | $-3.5M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 900 | $530K | 0.1% | 0.0% | Reduced | $-103.0M | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 598 | $328K | 0.1% | 0.0% | New | — | Q2 2025 |
New
Hedge Fund
$190.1M· 44.4% of total· 1.7% port· 323K sh· — QoQ· Q1 2026
Added
Hedge Fund
$55.5M· 12.9% of total· 0.0% port· 94K sh· +$47.2M QoQ· Q1 2026
Reduced
Institutional Manager
$48.4M· 11.3% of total· 0.0% port· 82K sh· $-176.1M QoQ· Q1 2026
New
Hedge Fund
$30.7M· 7.2% of total· 0.1% port· 49K sh· — QoQ· Q4 2025
New
Hedge Fund
$29.1M· 6.8% of total· 0.0% port· 47K sh· — QoQ· Q4 2025
New
Hedge Fund
$17.6M· 4.1% of total· 0.0% port· 28K sh· — QoQ· Q3 2025
Added
Hedge Fund
$12.9M· 3.0% of total· 0.0% port· 22K sh· +$4.2M QoQ· Q1 2026
New
Hedge Fund
$9.9M· 2.3% of total· 0.0% port· 18K sh· — QoQ· Q2 2025
Added
Hedge Fund
$6.1M· 1.4% of total· 0.1% port· 10K sh· +$589 QoQ· Q1 2026
Reduced
Institutional Manager
$5.5M· 1.3% of total· 0.0% port· 9K sh· $-200K QoQ· Q1 2026
Reduced
Hedge Fund
$5.1M· 1.2% of total· 0.0% port· 9K sh· $-4.3M QoQ· Q1 2026
Added
Hedge Fund
$4.6M· 1.1% of total· 0.0% port· 8K sh· +$1.4M QoQ· Q1 2026
New
Hedge Fund
$3.7M· 0.9% of total· 0.0% port· 7K sh· — QoQ· Q2 2025
New
Hedge Fund
$2.9M· 0.7% of total· 0.0% port· 5K sh· — QoQ· Q1 2026
Added
Hedge Fund
$1.6M· 0.4% of total· 0.0% port· 3K sh· +$1.2M QoQ· Q1 2026
New
Hedge Fund
$1.2M· 0.3% of total· 0.0% port· 2K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$1.1M· 0.2% of total· 0.0% port· 2K sh· $-5.7M QoQ· Q1 2026
Reduced
Hedge Fund
$947K· 0.2% of total· 0.0% port· 2K sh· $-3.5M QoQ· Q1 2026
Reduced
Hedge Fund
$530K· 0.1% of total· 0.0% port· 900 sh· $-103.0M QoQ· Q1 2026
New
Hedge Fund
$328K· 0.1% of total· 0.0% port· 598 sh· — QoQ· Q2 2025
New
Hedge Fund
$321K· 0.1% of total· 0.0% port· 516 sh· — QoQ· Q4 2025
New
Family Office
$234K· 0.1% of total· 0.0% port· 427 sh· — QoQ· Q2 2025
Added
Institutional Manager
$217K· 0.1% of total· 0.0% port· 368 sh· +$24K QoQ· Q1 2026
Reduced
Hedge Fund
$13K· 0.0% of total· 0.0% port· 23 sh· $-3K QoQ· Q1 2026
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