RESEARCH FRONTIERS INC
REFR · Patent Owners and Lessors
Latest available SEC filing: 10-Q ·
Latest disclosures
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Latest financial period: Q2 2026
Financial facts · Filed
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Form 10-Q
SEC filing · Filed
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Form 10-Q
SEC filing · Filed
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Form 10-K/A
SEC filing · Filed
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Form 10-K
SEC filing · Filed
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Daigle Darryl: Form 4
Insider disclosure · Filed · Report period 31 Dec 2025
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
- REFR · 760911107 - common stock
Company details and SEC sources
CIK 0000793524 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- REFR on Nasdaq
- SEC industry group
- Patent Owners and Lessors (Office of Real Estate and Construction)
- Business address
- 240 Crossways Park Dr, Woodbury, NY, 11797-2033
- Incorporated in
- DE
- Fiscal year end
- 31 December
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields