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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.

Q3 2024 vs. Q2 2024

How the institutions holding Research Frontiers Inc changed between Q2 2024 and Q3 2024.

All holders in Q3 2024All holders in Q2 2024

13F holders of REFR: Q2 2024 compared with Q3 2024
MeasureQ2 2024Of which not filed for Q3 2024Q3 2024Change
Holders311300
Shares4.15M608.9K3.21M−327.4K (−9.3%)
Value$7.84M$1.12M$6.99M+$269.4K (+4.0%)

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (4)

Institutions that held Research Frontiers Inc at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to REFR in Q3 2024
InstitutionSharesValue% of portfolio
BlackRock, Inc.608,406$1.33M0.00%
Foundations Investment Advisors, LLC13,800$30.2K0.00%
Millennium Management LLC11,235$24.6K0.00%
Y-Intercept (Hong Kong) Ltd10,965$24.0K0.00%

Sold out (4)

Institutions that held Research Frontiers Inc at the end of Q2 2024 and filed for Q3 2024 without it.

Institutions that sold out of REFR in Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
Colony Group, LLC998,672$2.05M
Citadel Advisors LLC33,423$61.5K
Envestnet Asset Management Inc14,000$25.8K
Simplex Trading, LLC161$0

Not filed for Q3 2024 yet (1)

Institutions that held Research Frontiers Inc at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding REFR in Q2 2024 that haven't filed for Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
BlackRock Inc.608,909$1.12M