MARPS

Marine Petroleum Trust

Company with tickers: MARPS

CIK
62362
CUSIP
568423107
Shares Outstanding
2,000,000
13F Activity (30d)
7 filings 7 filers
Holders: 8
Total Value: $332,419
Total Shares: 62,603

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 8 13F filers · Δ vs Dec 31, 2025
Top Holder
43.5%
Jun 2023 → Mar 2026 · range 43.5% – 96.1%
−3.3 pts
Top 5
98.9%
Jun 2023 → Mar 2026 · range 98.6% – 100.0%
−1.1 pts
Top 10
100.0%
Jun 2023 → Mar 2026 · range 100.0% – 100.0%
0.0 pts
HHI
3,181
Jun 2023 → Mar 2026 · range 3,181 – 9,244
Highly concentrated −895

Quarterly Activity

vs Dec 31, 2025
New
2
Increased
3
Decreased
2
Sold Out
0
Unchanged
1
Holder count: +2
Institutional value: +37.7%
Shares held: +7.6%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds
Mega UBS Group AG +520 597
Mid Allworth Financial LP +9 517
Mega WELLS FARGO & COMPANY/MN +1 1

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds
Small AZZAD ASSET MANAGEMENT INC /ADV −8,977 15,623
Mega MORGAN STANLEY −3,295 2,484

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD)
Mid Welch Group, LLC 15,956 $84,726
Mega BNP PARIBAS ARBITRAGE, SA 200 $1,062

Top Sold-Out Positions

vs Dec 31, 2025
No fully closed positions this quarter.
8 of 8 shown
Export CSV
Holder Value (USD) % of 13F Shares Action
Mega BANK OF AMERICA CORP /DE/ Bank $144,564 43.49% 27,225 View
Mid Welch Group, LLC $84,726 25.49% 15,956 View
Small AZZAD ASSET MANAGEMENT INC /ADV $82,958 24.96% 15,623 View
Mega MORGAN STANLEY $13,189 3.97% 2,484 View
Mega UBS Group AG $3,170 0.95% 597 View
Mid Allworth Financial LP $2,745 0.83% 517 View
Mega BNP PARIBAS ARBITRAGE, SA $1,062 0.32% 200 View
Mega WELLS FARGO & COMPANY/MN $5 0.00% 1 View