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Research Frontiers Inc (REFR): Operating Cash Flow

Annual figures by period end, from SEC filings.

-$1.33M
Year ended 2025-12-31
-$1.56M
Trailing 12 months to 2026-06-30
2009-12-31: -$3.73M2010-12-31: -$3.20M2011-12-31: -$3.35M2012-12-31: -$2.68M2013-12-31: -$3.24M2014-12-31: -$3.32M2015-12-31: -$3.58M2016-12-31: -$4.01M2017-12-31: -$1.47M2018-12-31: -$2.07M2019-12-31: -$2.08M2020-12-31: -$2.25M2021-12-31: -$1.80M2022-12-31: -$2.18M2023-12-31: -$2.30M2024-12-31: -$788.8K2025-12-31: -$1.33M-$1.33M
2009-12-31 Operating Cash Flow (USD) 2025-12-31
Period endedOperating Cash FlowChange YoYSource filing
2025-12-31-$1.33Mn/m2026-03-05, From 2025-01-01
2024-12-31-$788.8Kn/m2026-03-05, From 2024-01-01
2023-12-31-$2.30Mn/m2025-03-06, From 2023-01-01
2022-12-31-$2.18Mn/m2024-03-07, From 2022-01-01
2021-12-31-$1.80Mn/m2023-03-09, From 2021-01-01
2020-12-31-$2.25Mn/m2022-03-09, From 2020-01-01
2019-12-31-$2.08Mn/m2021-03-11, From 2019-01-01
2018-12-31-$2.07Mn/m2020-03-12, From 2018-01-01
2017-12-31-$1.47Mn/m2019-03-14, From 2017-01-01
2016-12-31-$4.01Mn/m2019-03-14, From 2016-01-01
2015-12-31-$3.58Mn/m2018-03-13, From 2015-01-01
2014-12-31-$3.32Mn/m2017-03-16, From 2014-01-01
2013-12-31-$3.24Mn/m2016-03-10, From 2013-01-01
2012-12-31-$2.68Mn/m2013-03-12, From 2012-01-01
2011-12-31-$3.35Mn/m2013-03-12, From 2011-01-01
2010-12-31-$3.20Mn/m2013-03-12, From 2010-01-01
2009-12-31-$3.73Mn/a2012-03-13, From 2009-01-01

Operating Cash Flow at similar companies

Companies with the same SEC industry code (Patent Owners & Lessors), reporting in the same currency, closest in revenue. Each shows its own latest fiscal year, so period ends differ.

CompanyYear endedOperating Cash FlowChange YoY
Research Frontiers Inc (REFR)2025-12-31-$1.33Mn/m
XCel Brands, Inc. (XELB)2025-12-31-$7.02Mn/m
Royalty Management Holding Corp (RMCO)2025-12-31-$9.0Kn/m
AI Era Corp. (AERA)2025-08-31-$2.32Mn/m
VirnetX Holding Corp (VHC)2025-12-31-$15.64Mn/m
Network-1 Technologies, Inc. (NTIP)2025-12-31-$869.0Kn/m
Joint Corp (JYNT)2025-12-31$1.84M-80.5%
Alpha Modus Holdings, Inc. (AMOD)2025-12-31-$3.21Mn/m
Acacia Research Corp (ACTG)2025-12-31$75.24M+50.1%

Compare REFR, XELB, RMCO, AERA side by side · Screen every company in Patent Owners & Lessors ↗