Research Frontiers Inc
REFR- Exchange
- Nasdaq
- Industry
- Patent Owners & Lessors
- SEC CIK
- 0000793524
No open-market purchases or sales by Research Frontiers Inc insiders were filed in the last 90 days; 34 institutions reported holding it in 13F filings for Q2 2026, worth $1.91M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Research Frontiers Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 35
- +1 vs. Q4 2025
- Shares held
- 3.83M
- +619.5K (+19.3%) vs. Q4 2025
- Total value
- $3.48M
- −$722.2K (−17.2%) vs. Q4 2025
- New holders
- 9
- 6 more added
- Sold out
- 8
- 7 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting REFR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 34 | $1.91M |
| Q1 2026 | 35 | $3.48M |
| Q4 2025 | 35 | $5.21M |
| Q3 2025 | 30 | $6.63M |
| Q2 2025 | 30 | $7.09M |
| Q1 2025 | 33 | $5.11M |
| Q4 2024 | 30 | $7.06M |
| Q3 2024 | 30 | $6.99M |
| Q2 2024 | 31 | $7.84M |
| Q1 2024 | 34 | $5.45M |
| Q4 2023 | 35 | $3.27M |
| Q3 2023 | 38 | $3.67M |
| Q2 2023 | 39 | $5.44M |
| Q1 2023 | 31 | $6.42M |
| Q4 2022 | 32 | $5.43M |
| Q3 2022 | 26 | $5.94M |
| Q2 2022 | 25 | $4.81M |
| Q1 2022 | 31 | $5.65M |
| Q4 2021 | 32 | $5.21M |
| Q3 2021 | 32 | $8.21M |
| Q2 2021 | 42 | $7.99M |
| Q1 2021 | 54 | $16.2M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Research Frontiers Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| We Are One Seven, LLC | 918,182 | $828.2K | 0.02% | 00.0% | Unchanged |
| BlackRock, Inc. | 608,398 | $559.7K | 0.00% | +3,272+0.5% | Added |
| Vanguard Capital Management LLC | 568,154 | $512.5K | 0.00% | +568,154 | New |
| Colony Group, LLC | 496,422 | $456.7K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 302,761 | $273.2K | 0.00% | −8,450−2.7% | Reduced |
| Vanguard Fiduciary Trust Co | 177,030 | $159.7K | 0.00% | +177,030 | New |
| Susquehanna International Group, LLP | 156,786 | $141.4K | 0.00% | +33,784+27.5% | Added |
| State Street Corp | 105,623 | $95.3K | 0.00% | 00.0% | Unchanged |
| Shufro Rose & Co LLC | 97,500 | $89.7K | 0.01% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 68,300 | $62.8K | 0.00% | −9,982−12.8% | Reduced |
| Northern Trust Corp | 52,630 | $48.4K | 0.00% | 00.0% | Unchanged |
| Kingsview Wealth Management, LLC | 44,950 | $41.4K | 0.00% | −58,110−56.4% | Reduced |
| XTX Topco Ltd | 32,970 | $29.7K | 0.00% | +11,913+56.6% | Added |
| HM Payson & Co | 20,000 | $18.0K | 0.00% | 00.0% | Unchanged |
| FreeGulliver LLC | 20,000 | $18.0K | 0.01% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 18,506 | $17.0K | 0.00% | +18,506 | New |
| Raymond James Financial Inc | 17,880 | $16.4K | 0.00% | −25,052−58.4% | Reduced |
| Two Sigma Securities, LLC | 15,809 | $14.5K | 0.00% | −7,065−30.9% | Reduced |
| Mercer Global Advisors Inc | 14,000 | $12.9K | 0.00% | 00.0% | Unchanged |
| Buckingham Strategic Partners | 14,091 | $12.8K | 0.00% | +14,091 | New |
| Schonfeld Strategic Advisors LLC | 13,857 | $12.7K | 0.00% | +21+0.2% | Added |
| Jane Street Group, LLC | 11,575 | $10.6K | 0.00% | −3,516−23.3% | Reduced |
| Vanguard Global Advisers, LLC | 11,108 | $10.0K | 0.00% | +11,108 | New |
| Farrell Financial LLC | 10,457 | $9.43K | 0.01% | +10,457 | New |
| HB Wealth Management, LLC | 10,000 | $9.02K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 6,055 | $5.57K | 0.00% | +3,986+192.7% | Added |
| Advisor Group Holdings, Inc. | 4,000 | $3.68K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 3,935 | $3.62K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 1,500 | $1.35K | 0.00% | +1,500 | New |
| UBS Group AG | 1,174 | $1.08K | 0.00% | −1,828−60.9% | Reduced |
| JPMorgan Chase & Co | 1,042 | $948 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 438 | $395 | 0.00% | +437+43,700.0% | Added |
| Simplex Trading, LLC | 332 | $305 | 0.00% | +332 | New |
| Fairman Group, LLC | 125 | $113 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 5 | $5 | 0.00% | +5 | New |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −60,312−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −21,870−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −20,798−100.0% | Sold out |
| Halbert Hargrove Global Advisors, LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −2,700−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −26−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −144−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |