70 institutions reported holding $25 of MARINE PRODS CORP (MPX) in SEC 13F filings for 2026-06-30. Largest institutional holders: IFP Advisors, Inc ($25), Royal Bank of Canada ($0), DEPRINCE RACE & ZOLLO INC ($0), VANGUARD GROUP INC ($0), RENAISSANCE TECHNOLOGIES LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IFP Advisors, Inc | $25 | 3 | Trimmed |
| 2 | Royal Bank of Canada | $0 | 0 | Exited |
| 3 | DEPRINCE RACE & ZOLLO INC | $0 | 0 | Exited |
| 4 | VANGUARD GROUP INC | $0 | 0 | Exited |
| 5 | RENAISSANCE TECHNOLOGIES LLC | $0 | 0 | Exited |
| 6 | HARBOR CAPITAL ADVISORS, INC. | $0 | 0 | Exited |
| 7 | MAI Capital Management | $0 | 0 | Exited |
| 8 | CANADA LIFE ASSURANCE Co | $0 | 0 | Exited |
| 9 | Ameritas Investment Partners, Inc. | $0 | 0 | Exited |
| 10 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | $0 | 0 | Exited |
| 11 | GABELLI FUNDS LLC | $0 | 0 | Exited |
| 12 | ALLIANCEBERNSTEIN L.P. | $0 | 0 | Exited |
| 13 | RHUMBLINE ADVISERS | $0 | 0 | Exited |
| 14 | BNP PARIBAS FINANCIAL MARKETS | $0 | 0 | Exited |
| 15 | COUNTRY TRUST BANK | $0 | 0 | Exited |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | $0 | 0 | Exited |
| 17 | Sterling Capital Management LLC | $0 | 0 | Exited |
| 18 | Bank of New York Mellon Corp | $0 | 0 | Exited |
| 19 | Ancora Advisors LLC | $0 | 0 | Exited |
| 20 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 21 | K2 PRINCIPAL FUND, L.P. | $0 | 0 | Exited |
| 22 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 23 | Virtu Financial LLC | $0 | 0 | Exited |
| 24 | Allworth Financial LP | $0 | 0 | Exited |
| 25 | Arax Advisory Partners | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30