MMLP · NASDAQ · Oil & Gas Midstream

Martin Midstream Partners (MMLP)

Connects Gulf Coast refineries through terminals, transport, sulfur, and specialty products.

$2.26
vs last close+0.03 (+1.35%)

13F · 13D/G · Form 4

Institutions44.26%17.32M shares
36 holders · as of Jun 30, 2026
Insiders32.01%12.52M shares
10 holders · as of Feb 19, 2026
Strategic holders26.51%10.37M shares
2 holders · as of Dec 12, 2025
Adds to102.78%

39.12M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

These groups come from separate filings that can overlap, so they add to 102.78%; nothing is left for Other.

13F · 13D/G · Form 4

HolderStakeSharesDate
Ruben S. Martin IIIInsider
29.34%11.48Mfiled Jun 11, 2025
Martin Resource Management CorpStrategic
19.41%7.59Mfiled Jun 11, 2025
Invesco Ltd.Institution
18.44%7.21Mas of Jun 30, 2026
OppenheimerFunds, Inc.Institution
16.45%6.44Mfiled Feb 5, 2018
Nomura Holdings IncInstitution
9.11%3.56Mas of Jun 30, 2026
Martin Product Sales LLCStrategic10 percent owner
7.11%2.78Mfiled Dec 12, 2025
Barclays PLCInstitution
3.83%1.50Mas of Jun 30, 2026
Kim, LLCInstitution
2.56%1.00Mas of Jun 30, 2026
Blackstone Inc.Institution
2.38%932,848as of Jun 30, 2026
Morgan StanleyInstitution
2.33%911,125as of Jun 30, 2026
Bank of America Corp /DE/Institution
1.40%547,270as of Jun 30, 2026
JPMorgan Chase & CoInstitution
1.40%547,268as of Jun 30, 2026
Nexpoint Asset Management, L.P.Institution
1.04%408,240as of Jun 30, 2026
De Lisle Partners LLPInstitution
0.86%335,434as of Jun 30, 2026
C. Scott MasseyInsiderdirector
0.49%191,678filed Feb 19, 2026
Byron R. KelleyInsiderdirector
0.45%175,266filed Feb 19, 2026
James M. CollingsworthInsiderdirector
0.44%172,666filed Feb 19, 2026
Ruben S. MartinInsiderdirector, 10 percent owner
0.41%159,392filed Feb 20, 2025
Robert D. BondurantInsiderdirector, officer: President and CEO
0.38%149,511filed Feb 20, 2025
Randall TauscherInsiderofficer: Executive Vice President/COO
0.30%118,258filed May 21, 2025
Annis Gardner Whiting Capital Advisors, LLCInstitution
0.21%81,794as of Jun 30, 2026
Confluence Wealth Services, Inc.Institution
0.09%36,305as of Jun 30, 2026
Levin Capital Strategies, L.P.Institution
0.09%35,000as of Jun 30, 2026
UBS Group AGInstitution
0.07%28,442as of Jun 30, 2026
Scot A. ShoupInsiderofficer: Senior VP Operations
0.07%28,113filed Feb 20, 2025

13F, as of Jun 30, 2026

36 holders · 17.32M shares · 2 new positions · 13 increased · 6 reduced · 6 closed

HolderShares% outstandingChg q/qFiled
Invesco Ltd.7.21M18.44%0Aug 14, 2026
Nomura Holdings Inc3.56M9.11%0Aug 14, 2026
Barclays PLC1.50M3.83%0Aug 14, 2026
Kim, LLC1.00M2.56%0Aug 13, 2026
Blackstone Inc.932.8K2.38%−42.2KAug 14, 2026
Morgan Stanley911.1K2.33%+65.3KAug 13, 2026
Bank of America Corp /DE/547.3K1.40%0Aug 14, 2026
JPMorgan Chase & Co547.3K1.40%−45.0KAug 12, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Ruben S. Martin III29.40%11.48M13DJun 11, 2025
Martin Resource Management Corp19.40%7.59M13DJun 11, 2025
Nomura Holdings Inc9.80%3.84M13GAug 14, 2025

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Dec 11, 2025
Martin Product Sales LLC10 percent owner
Purchase5,573$2.552,774,167
Dec 12, 2025
Martin Product Sales LLC10 percent owner
Purchase7,012$2.592,781,179
Dec 4, 2025
Martin Product Sales LLC10 percent owner
Purchase2,190$2.602,756,366
Dec 8, 2025
Martin Product Sales LLC10 percent owner
Purchase12,228$2.592,768,594
Dec 1, 2025
Martin Product Sales LLC10 percent owner
Purchase2,239$2.592,754,176
Nov 25, 2025
Martin Product Sales LLC10 percent owner
Purchase15,040$2.592,751,937
Nov 17, 2025
Martin Product Sales LLC10 percent owner
Purchase1,945$2.602,736,897
Nov 6, 2025
Martin Product Sales LLC10 percent owner
Purchase3,605$2.592,710,443
Nov 7, 2025
Martin Product Sales LLC10 percent owner
Purchase12,237$2.592,722,680
Nov 10, 2025
Martin Product Sales LLC10 percent owner
Purchase12,272$2.582,734,952

House and Senate disclosures

Not reported.