Institutional Ownership of MLM
Institutional investors managing over $100M must disclose their holdings to the SEC each quarter through Form 13F filings. Below are the most recently reported MLM positions in MARTIN MARIETTA MATERIALS INC, with each institution’s change versus its previous quarterly filing.
Institutions (recent filings)
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Reported Shares
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Reported Value
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Adding vs Reducing
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MLM Stock Institutional Owners
Common-share positions from the latest 13F filings, newest first
| Investor | Shares | Change in Shares | Market Value | Date Reported |
|---|---|---|---|---|
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MLM Derivatives Institutional Owners
PUT / CALL option positions on MLM reported in the same filings
| Investor | Type | Underlying Shares | Market Value | Date Reported |
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Source: SEC EDGAR Form 13F filings. Only institutions that filed within the last ~4 months appear here; positions reflect each filer’s most recent quarterly disclosure.