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MMLP

Martin Midstream Partners L.P.
$2.41 +0.09 (+3.88%) At close · Jul 2
Market Cap
$94.29M
Shares
39,124,686

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 39
Total Value: $48,591,145
Total Shares: 17,605,494

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 39 13F filers · Δ vs Dec 31, 2025
Top Holder
41.0%
Jun 2023 → Mar 2026 · range 41.0% – 53.3%
−0.1 pts
Top 5
81.0%
Jun 2023 → Mar 2026 · range 78.7% – 93.6%
−0.2 pts
Top 10
96.5%
Jun 2023 → Mar 2026 · range 93.8% – 98.9%
+0.0 pts
HHI
2,278
Jun 2023 → Mar 2026 · range 2,222 – 3,269
Moderately concentrated−11

Quarterly Activity

vs Dec 31, 2025
New
2
Increased
11
Decreased
6
Sold Out
4
Unchanged
20
Holder count: -2
Institutional value: +6.1%
Shares held: +0.3%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 40 of 40
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1176334 CUSIP 573331105 13F (30d) 2 filings 1 filers Visit website Investor relations