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4//SEC Filing

Daigle Darryl 4

Accession 0001493152-26-000397

CIK 0000793524other

View on SEC.gov Company Profile

Filed

Jan 4, 7:00 PM ET

Accepted

Jan 5, 4:30 PM ET

Size

5.1 KB

Accession

0001493152-26-000397

Insider Transaction Report

Form 4

Period: 2025-12-31

RESEARCH FRONTIERS INCREFR

Director

Transactions

Award
Stock Option (right to buy)
2025-12-31+45,000→ 361,000 total
Exercise: $1.33From: 2025-12-31Exp: 2035-12-30→ Common Stock (45,000 underlying)

Documents

1 file

4
ownership.xmlPrimary
4

Issuer

RESEARCH FRONTIERS INC

CIK 0000793524

Entity typeother

Related Parties

1

filerCIK 0001552532

Filing Metadata

Form type: 4
Filed: Jan 4, 7:00 PM ET
Accepted: Jan 5, 4:30 PM ET
Size: 5.1 KB

View on SEC.gov