Research Frontiers (REFR) SEC Filings & 10K Form $1.79 +0.25 (+16.23%) Closing price 04:00 PM EasternExtended Trading$1.85 +0.06 (+3.13%) As of 07:57 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share SEC Filings Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Recent Research Frontiers SEC Filings All Filing Types 1 10 10-D 10-K 10-M 10-Q 11-K 12b-25 13F 13H 144 15 15F 17-H 18 18-K 19b-4(e) 19b-4 19b-7 1-A 1-E 1-K 1-N 1-SA 1-U 1-Z 20-F 24F-2 25 2-E 3 4 40-F 5 6-K 7-M 8-A 8-K 8-M 9-M ABS DD-15E ABS-15G ABS-EE ADV ADV-E ADV-H ADV-NR ADV-W ATS ATS-R BD BD-N BDW C CA-1 CB CFPORTAL D F-1 F-10 F-3 F-4 F-6 F-7 F-8 F-80 F-N F-X ID MA MA-I MA-NR MA-W MSD MSDW n/a N-14 N-17D-1 N-17f-1 N-17f-2 N-18f-1 N-1A N-2 N-23c-3 N-27D-1 N-3 N-4 N-5 N-54A N-54C N-6 N-6EI-1 N-6F N-8A N-8B-2 N-8B-4 N-8F N-CR N-CSR N-MFP N-PX N-Q NRSRO N-SAR PF PILOT R31 S-1 S-11 S-20 S-3 S-4 S-6 S-8 SBSE SBSE-A SBSE-BD SBSE-C SBSE-W SCI SD SDR SE SF-1 SF-3 SIP T-1 T-2 T-3 T-4 T-6 TA-1 TA-2 TA-W TCR TH WB-APP X-17A-19 X-17A-5 Part I X-17A-5 Part II X-17A-5 Part IIA X-17A-5 Part IIB X-17A-5 Part III X-17A-5 Schedule I X-17F-1A Filing Types Include Ownership Filings Exclude Ownership Filings Only Show Ownership FIlings Ownership Filings Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel DateFilerForm TypeView09/15/20257:35 AMResearch Frontiers (Filer)Form 8-KCurrent report pursuant to Section 13 or 15(d) 01/02/20255:47 PMPeso Eyal (Reporting)Research Frontiers (Issuer)Form 4Statement of changes in beneficial ownership of securities 01/02/20255:47 PMKaganowicz Alexander (Reporting)Research Frontiers (Issuer)Form 4Statement of changes in beneficial ownership of securities 01/02/20255:48 PMDaigle Darryl (Reporting)Research Frontiers (Issuer)Form 4Statement of changes in beneficial ownership of securities 01/02/20255:48 PMLAPOINTE MICHAEL R (Reporting)Research Frontiers (Issuer)Form 4Statement of changes in beneficial ownership of securities 01/02/20255:48 PMHARARY JOSEPH M (Reporting)Research Frontiers (Issuer)Form 4Statement of changes in beneficial ownership of securities (Data available from 1/1/2016 forward) Related Companies and Tools Related Companies EARN 10K Form PINE 10K Form SAMG 10K Form BHR 10K Form RILY 10K Form EVE 10K Form FLD 10K Form PRPB 10K Form FSP 10K Form RFAI 10K Form SEC Filings Tools Latest SEC FilingsInsider Trading Activity This page (NASDAQ:REFR) was last updated on 10/7/2025 by MarketBeat.com Staff From Our PartnersBitcoin grabs headlines, but smart money likes this tokenBitcoin grabs headlines, but smart money likes this token My research team has identified the token positio...Crypto 101 Media | SponsoredMagnificent 7 being replaced by the “Hidden 7”?BULLISH: It's time to buy this 'hidden' AI stock An award-winning stock-rating system has turned BULLISH on...Chaikin Analytics | SponsoredAn $8 trillion-dollar discovery 17,000 ft underwater A strange rock pulled from the ocean floor may hold the key to a $16 trillion resource boom. 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