Research Frontiers Incorporated · NASDAQ:REFR
Research Frontiers Incorporated shareholders
As of Jun 30, 2026, 32 institutions reported holding Research Frontiers Incorporated, 10.5% of its shares. Largest: Mgo One Seven LLC, Vanguard and BlackRock. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Research Frontiers Incorporated | Change | Filed |
|---|---|---|---|---|
| Mgo One Seven LLC | 887K | 2.5% | −31,580 | Jul 31, 2026 |
| Vanguard | 769K | 2.2% | +12,500 | Aug 13, 2026 |
| BlackRock | 533K | 1.5% | −75,856 | Aug 7, 2026 |
| Focus Partners Wealth | 496K | 1.4% | no change | Aug 12, 2026 |
| Geode Capital | 306K | 0.88% | +3,086 | Aug 12, 2026 |
| Susquehanna | 155K | 0.44% | −1,720 | Aug 14, 2026 |
| State Street | 106K | 0.30% | no change | Aug 7, 2026 |
| Shufro Rose & Co LLC | 97,500 | 0.28% | no change | Aug 12, 2026 |
| Northern Trust | 52,630 | 0.15% | no change | Aug 13, 2026 |
| Renaissance Technologies | 40,789 | 0.12% | −27,511 | Aug 13, 2026 |