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Short interest & flow

Most Shorted Squeeze Risk Largest Short Volume Highest Off-Exchange Share

Ownership & fundamentals

Insider Sentiment Largest Buybacks Going-Concern Flags

Institutions 13F filings, portfolios & smart money

Filers & Rankings

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Stocks
REFR
10-Q/A

10-Q/A

Research Frontiers Inc (REFR)

10-Q/A 2022-02-24 For: 2021-09-30

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Added on April 09, 2026

10-Q/A · REFR

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