Martin Midstream Partners LP
Ownership
Ownership Structure
Who owns Martin Midstream Partners LP (MMLP)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 67.6% of the shares are freely tradable; institutional investors hold 42.4%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Amvescap Plc. | 18.44 | 7,212,745 | +0.0 | 03/31/2026 |
| Nomura Holdings Inc | 9.11 | 3,564,619 | +0.0 | 06/30/2026 |
| Barclays PLC | 3.83 | 1,500,000 | +0.0 | 03/31/2026 |
| KIM, LLC | 2.56 | 1,002,819 | +5.6 | 03/31/2026 |
| Blackstone Inc | 2.49 | 975,081 | +0.0 | 03/31/2026 |
| Morgan Stanley - Brokerage Accounts | 2.16 | 845,852 | +8.0 | 03/31/2026 |
| JPMorgan Chase & Co | 1.51 | 592,219 | -3.8 | 03/31/2026 |
| Bank of America Corp | 1.40 | 547,270 | +0.8 | 03/31/2026 |
| HIGHLAND CAPITAL MANAGEMENT FUND ADVISORS | 1.04 | 408,240 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Invesco SteelPath MLP Income Y | 17.96 | 7,026,434 | +0.0 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: September 28, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.