# MARINE PRODS CORP COM

MARINE PRODS CORP COM is a security (CUSIP 568427108) tracked across SEC portfolio filings. 58 institutional managers reported $38.6M on Form 13F as of 2026-06-30; 8 registered fund positions totaling $2.5M via N-PORT as of 2026-04-30.

## Summary

- Issuer: MARINE PRODS CORP
- Class: COM
- CUSIP: 568427108
- Asset category: EC
- 13F holders: 58
- 13F value: $38.6M
- 13F period: 2026-06-30
- N-PORT fund positions: 8
- N-PORT value: $2.5M
- N-PORT report: 2026-04-30

## Top institutional holders (Form 13F)

_Showing 15 of 58 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $5.6M | 767,510 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $5.1M | 584,071 |
| BlackRock, Inc. | New York, NY | $4.5M | 625,523 |
| [GAMCO INVESTORS, INC. ET AL](https://search.stillhousedata.com/firm/104950) | GREENWICH, CT | $3.7M | 508,571 |
| [DEPRINCE RACE & ZOLLO INC](https://search.stillhousedata.com/firm/112099) | Winter Park, FL | $3.2M | 446,447 |
| De Lisle Partners LLP | POOLE, X0 | $2.6M | 363,696 |
| [Teton Advisors, Inc.](https://search.stillhousedata.com/firm/105963) | Rye, NY | $2.1M | 244,000 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $1.9M | 260,637 |
| [GABELLI FUNDS LLC](https://search.stillhousedata.com/firm/104949) | RYE, NY | $1.7M | 232,500 |
| [Teton Advisors, LLC](https://search.stillhousedata.com/firm/105963) | GREENWICH, CT | $1.6M | 223,000 |
| STATE STREET CORP | BOSTON, MA | $1.3M | 181,372 |
| K2 PRINCIPAL FUND, L.P. | TORONTO, A6 | $874K | 120,216 |
| NORTHERN TRUST CORP | CHICAGO, IL | $624K | 85,836 |
| [HANOVER ADVISORS INC](https://search.stillhousedata.com/firm/119655) | SENECA, SC | $568K | 78,135 |
| [RENAISSANCE TECHNOLOGIES LLC](https://search.stillhousedata.com/firm/106661) | NEW YORK, NY | $480K | 66,002 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $1.2M | 1.58% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $911K | 0.11% |
| Gabelli Global Small & Mid Cap Value Trust | Gabelli Global Small & Mid Cap Value Trust | $167K | 13.16% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $110K | 0.23% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $47K | 0.01% |
| [JNL/Mellon Consumer Discretionary Sector Fund](https://search.stillhousedata.com/fund/S000001696) | JNL Variable Fund LLC | $31K | 0.33% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $9K | 0.23% |
| [TIAA Separate Account VA-1 - Stock Index Account](https://search.stillhousedata.com/fund/S000005098) | TIAA Separate Account VA-1 | $3K | 0.02% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/568427108.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.