# RESEARCH FRONTIERS INC COM

RESEARCH FRONTIERS INC COM is a security (CUSIP 760911107) tracked across SEC portfolio filings. 34 institutional managers reported $3.4M on Form 13F as of 2026-06-30; 2 registered fund positions totaling $263K via N-PORT as of 2026-03-31.

## Summary

- Issuer: RESEARCH FRONTIERS INC
- Class: COM
- CUSIP: 760911107
- Asset category: EC
- 13F holders: 34
- 13F value: $3.4M
- 13F period: 2026-06-30
- N-PORT fund positions: 2
- N-PORT value: $263K
- N-PORT report: 2026-03-31

## Top institutional holders (Form 13F)

_Showing 15 of 34 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $1.0M | 774,479 |
| BlackRock, Inc. | New York, NY | $560K | 608,398 |
| [MGO ONE SEVEN LLC](https://search.stillhousedata.com/firm/283087) | Beachwood, OH | $464K | 886,602 |
| [Focus Partners Wealth](https://search.stillhousedata.com/firm/159289) | ST LOUIS, MO | $457K | 496,422 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $273K | 302,761 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $155K | 156,786 |
| STATE STREET CORP | BOSTON, MA | $95K | 105,623 |
| [SHUFRO ROSE & CO LLC](https://search.stillhousedata.com/firm/3403) | NEW YORK, NY | $90K | 97,500 |
| [RENAISSANCE TECHNOLOGIES LLC](https://search.stillhousedata.com/firm/106661) | NEW YORK, NY | $63K | 68,300 |
| NORTHERN TRUST CORP | CHICAGO, IL | $48K | 52,630 |
| [Kingsview Wealth Management, LLC](https://search.stillhousedata.com/firm/148107) | GRANTS PASS, OR | $41K | 44,950 |
| XTX Topco Ltd | LONDON, X0 | $30K | 32,970 |
| FreeGulliver LLC | NEW ORLEANS, LA | $18K | 20,000 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $17K | 18,506 |
| RAYMOND JAMES FINANCIAL INC | ST. PETERSBURG, FL | $16K | 17,880 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $255K | 0.03% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $8K | 0.00% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/760911107.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.