RESEARCH FRONTIERS INCORPORATED Operating Cash Flow
RESEARCH FRONTIERS INCORPORATED (REFR) reported Operating Cash Flow of -$951.24 thousand for the 6-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.
Financial Statements › Cash Flow › Operating Activities
us-gaap:NetCashProvidedByUsedInOperatingActivities · last filed 2026-08-06
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for the quarter ending 2026-06-30 was -$191.31K.
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for the quarter ending 2026-03-31 was -$759.93K.
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for the quarter ending 2025-12-31 was -$465.95K, a 1089.69% decline year-over-year.
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for the quarter ending 2025-09-30 was -$143.51K.
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for fiscal 2025 was -$1.33M.
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for fiscal 2024 was -$788.82K.
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for fiscal 2023 was -$2.30M.
- RESEARCH FRONTIERS INCORPORATED net cash provided by (used in) operating activities for fiscal 2022 was -$2.18M.
| Period end | Net Cash Provided by (Used in) Operating Activities 3 month | Net Cash Provided by (Used in) Operating Activities 6 month | Net Cash Provided by (Used in) Operating Activities 6 month as first filed | Net Cash Provided by (Used in) Operating Activities 9 month | Net Cash Provided by (Used in) Operating Activities 9 month as first filed | Net Cash Provided by (Used in) Operating Activities 12 month |
|---|---|---|---|---|---|---|
| 2026-06-30 | -$191.31K derived: 10-Q 6 month − 10-Q 3 month · filed 2026-08-06 | -$951.24K 10-Q · filed 2026-08-06 | -$1.42M derived: sum of 3 quarters · filed 2026-08-06 | -$1.56M derived: sum of 4 quarters · filed 2026-08-06 | ||
| 2026-03-31 | -$759.93K 10-Q · filed 2026-05-08 | -$1.23M derived: sum of 2 quarters · filed 2026-05-08 | -$1.37M derived: sum of 3 quarters · filed 2026-05-08 | -$1.45M derived: sum of 4 quarters · filed 2026-08-06 | ||
| 2025-12-31 | -$465.95K derived: 10-K 12 month − 10-Q 9 month · filed 2026-03-05 | -$609.46K derived: sum of 2 quarters · filed 2026-03-05 | -$687.89K derived: sum of 3 quarters · filed 2026-08-06 | -$1.33M 10-K · filed 2026-03-05 | ||
| 2025-09-30 | -$143.51K derived: 10-Q 9 month − 10-Q 6 month · filed 2025-11-06 | -$221.94K derived: sum of 2 quarters · filed 2026-08-06 | -$863.21K 10-Q · filed 2025-11-06 | -$816.13K derived: sum of 4 quarters · filed 2026-08-06 | ||
| 2025-06-30 | -$78.43K derived: 10-Q 6 month − 10-Q 3 month · filed 2026-08-06 | -$719.70K 10-Q · filed 2026-08-06 | -$672.62K derived: sum of 3 quarters · filed 2026-08-06 | -$930.55K derived: sum of 4 quarters · filed 2026-08-06 | ||
| 2025-03-31 | -$641.27K 10-Q · filed 2026-05-08 | -$594.19K derived: sum of 2 quarters · filed 2026-05-08 | -$852.12K derived: sum of 3 quarters · filed 2026-05-08 | -$1.04M derived: sum of 4 quarters · filed 2026-05-08 | ||
| 2024-12-31 | $47.08K derived: 10-K 12 month − 10-Q 9 month · filed 2026-03-05 | -$210.85K derived: sum of 2 quarters · filed 2026-03-05 | -$397.70K derived: sum of 3 quarters · filed 2026-03-05 | -$788.82K 10-K · filed 2026-03-05 | ||
| 2024-09-30 | -$257.93K derived: 10-Q 9 month − 10-Q 6 month · filed 2025-11-06 | -$444.78K derived: sum of 2 quarters · filed 2025-11-06 | -$835.90K 10-Q · filed 2025-11-06 | -$1.38M derived: sum of 4 quarters · filed 2025-11-06 | ||
| 2024-06-30 | -$186.85K derived: 10-Q 6 month − 10-Q 3 month · filed 2025-08-07 | -$577.97K 10-Q · filed 2025-08-07 | -$1.13M derived: sum of 3 quarters · filed 2025-08-07 | -$1.65M derived: sum of 4 quarters · filed 2025-08-07 | ||
| 2024-03-31 | -$391.12K 10-Q · filed 2025-05-08 | -$939.85K derived: sum of 2 quarters · filed 2025-05-08 | -$1.46M derived: sum of 3 quarters · filed 2025-05-08 | -$2.09M derived: sum of 4 quarters · filed 2025-05-08 | ||
| 2023-12-31 | -$548.73K derived: 10-K 12 month − 10-Q 9 month · filed 2025-03-06 | -$1.07M derived: sum of 2 quarters · filed 2025-03-06 | -$1.70M derived: sum of 3 quarters · filed 2025-03-06 | -$2.30M 10-K · filed 2025-03-06 | ||
| 2023-09-30 | -$523.40K derived: 10-Q 9 month − 10-Q 6 month · filed 2024-11-07 | -$1.15M derived: sum of 2 quarters · filed 2024-11-07 | -$1.75M 10-Q · filed 2024-11-07 | -$2.31M derived: sum of 4 quarters · filed 2024-11-07 | ||
| 2023-06-30 | -$625.79K derived: 10-Q 6 month − 10-Q 3 month · filed 2024-08-01 | -$1.22M 10-Q · filed 2024-08-01 | -$1.79M derived: sum of 3 quarters · filed 2024-08-01 | -$2.33M derived: sum of 4 quarters · filed 2024-08-01 | ||
| 2023-03-31 | -$597.12K 10-Q · filed 2024-05-09 | -$1.16M derived: sum of 2 quarters · filed 2024-05-09 | -$1.70M derived: sum of 3 quarters · filed 2024-05-09 | -$2.28M derived: sum of 4 quarters · filed 2024-05-09 | ||
| 2022-12-31 | -$567.18K derived: 10-K 12 month − 10-Q 9 month · filed 2024-03-07 | -$1.10M derived: sum of 2 quarters · filed 2024-03-07 | -$1.68M derived: sum of 3 quarters · filed 2024-03-07 | -$2.18M 10-K · filed 2024-03-07 | ||
| 2022-09-30 | -$535.79K derived: 10-Q 9 month − 10-Q 6 month · filed 2023-11-02 | -$1.12M derived: sum of 2 quarters · filed 2023-11-02 | -$1.62M 10-Q · filed 2023-11-02 | -$1.55M derived: sum of 4 quarters · filed 2023-11-02 | ||
| 2022-06-30 | -$581.83K derived: 10-Q 6 month − 10-Q 3 month · filed 2023-08-03 | -$1.08M 10-Q · filed 2023-08-03 | -$1.02M derived: sum of 3 quarters · filed 2023-08-03 | -$1.50M derived: sum of 4 quarters · filed 2023-08-03 | ||
| 2022-03-31 | -$497.95K 10-Q · filed 2023-05-04 | -$434.40K derived: sum of 2 quarters · filed 2023-05-04 | -$917.46K derived: sum of 3 quarters · filed 2023-05-04 | -$1.66M derived: sum of 4 quarters · filed 2023-05-04 | ||
| 2021-12-31 | $63.55K derived: 10-K 12 month − 10-Q 9 month · filed 2023-03-09 | -$419.50K derived: sum of 2 quarters · filed 2023-03-09 | -$1.16M derived: sum of 3 quarters · filed 2023-03-09 | -$1.80M 10-K · filed 2023-03-09 | ||
| 2021-09-30 | -$483.05K derived: 10-Q 9 month − 10-Q 6 month · filed 2022-11-03 | -$1.23M derived: sum of 2 quarters · filed 2022-11-03 | -$1.87M 10-Q · filed 2022-11-03 | -$1.87M 10-Q · filed 2021-11-04 | -$2.48M derived: sum of 4 quarters · filed 2022-11-03 | |
| 2021-06-30 | -$742.13K derived: 10-Q 6 month − 10-Q 3 month · filed 2022-08-04 | -$1.38M 10-Q · filed 2022-08-04 | -$1.39M 10-Q · filed 2021-08-05 | -$2.00M derived: sum of 3 quarters · filed 2022-08-04 | -$2.40M derived: sum of 4 quarters · filed 2022-08-04 | |
| 2021-03-31 | -$642.66K 10-Q · filed 2022-05-05 | -$1.26M derived: sum of 2 quarters · filed 2022-05-05 | -$1.66M derived: sum of 3 quarters · filed 2022-05-05 | -$2.14M derived: sum of 4 quarters · filed 2022-05-05 | ||
| 2020-12-31 | -$613.13K derived: 10-K 12 month − 10-Q/A 9 month · filed 2022-03-09 | -$1.01M derived: sum of 2 quarters · filed 2022-03-09 | -$1.49M derived: sum of 3 quarters · filed 2022-03-09 | -$2.25M 10-K · filed 2022-03-09 | ||
| 2020-09-30 | -$399.91K derived: 10-Q/A 9 month − 10-Q/A 6 month · filed 2022-02-24 | -$881.33K derived: sum of 2 quarters · filed 2022-02-24 | -$1.64M 10-Q/A · filed 2022-02-24 | -$2.06M derived: sum of 4 quarters · filed 2022-02-24 | ||
| 2020-06-30 | -$481.42K derived: 10-Q/A 6 month − 10-Q 3 month · filed 2022-02-24 | -$1.24M 10-Q/A · filed 2022-02-24 | -$1.66M derived: sum of 3 quarters · filed 2022-02-24 | -$2.01M derived: sum of 4 quarters · filed 2022-02-24 | ||
| 2020-03-31 | -$758.22K 10-Q · filed 2021-05-10 | -$1.18M derived: sum of 2 quarters · filed 2021-05-10 | -$1.53M derived: sum of 3 quarters · filed 2021-05-10 | -$2.11M derived: sum of 4 quarters · filed 2021-05-10 | ||
| 2019-12-31 | -$424.76K derived: 10-K 12 month − 10-Q 9 month · filed 2021-03-11 | -$769.04K derived: sum of 2 quarters · filed 2021-03-11 | -$1.35M derived: sum of 3 quarters · filed 2021-03-11 | -$2.08M 10-K · filed 2021-03-11 | ||
| 2019-09-30 | -$344.28K derived: 10-Q 9 month − 10-Q 6 month · filed 2020-11-05 | -$925.41K derived: sum of 2 quarters · filed 2020-11-05 | -$1.66M 10-Q · filed 2020-11-05 | -$2.09M derived: sum of 4 quarters · filed 2020-11-05 | ||
| 2019-06-30 | -$581.13K derived: 10-Q 6 month − 10-Q 3 month · filed 2020-08-06 | -$1.31M 10-Q · filed 2020-08-06 | -$1.75M derived: sum of 3 quarters · filed 2020-08-06 | -$2.27M derived: sum of 4 quarters · filed 2020-08-06 | ||
| 2019-03-31 | -$732.55K 10-Q · filed 2020-05-07 | -$1.17M derived: sum of 2 quarters · filed 2020-05-07 | -$1.69M derived: sum of 3 quarters · filed 2020-05-07 | -$2.12M derived: sum of 4 quarters · filed 2020-05-07 | ||
| 2018-12-31 | -$434.24K derived: 10-K 12 month − 10-Q 9 month · filed 2020-03-12 | -$956.27K derived: sum of 2 quarters · filed 2020-03-12 | -$1.39M derived: sum of 3 quarters · filed 2020-03-12 | -$2.07M 10-K · filed 2020-03-12 | ||
| 2018-09-30 | -$522.03K derived: 10-Q 9 month − 10-Q 6 month · filed 2019-11-07 | -$950.92K derived: sum of 2 quarters · filed 2019-11-07 | -$1.64M 10-Q · filed 2019-11-07 | -$2.09M derived: sum of 4 quarters · filed 2019-11-07 | ||
| 2018-06-30 | -$428.88K derived: 10-Q 6 month − 10-Q 3 month · filed 2019-08-08 | -$1.11M 10-Q · filed 2019-08-08 | -$1.56M derived: sum of 3 quarters · filed 2019-08-08 | -$1.78M derived: sum of 4 quarters · filed 2019-08-08 | ||
| 2018-03-31 | -$685.90K 10-Q · filed 2019-05-14 | -$1.14M derived: sum of 2 quarters · filed 2019-05-14 | -$1.35M derived: sum of 3 quarters · filed 2019-05-14 | -$1.51M derived: sum of 4 quarters · filed 2019-05-14 | ||
| 2017-12-31 | -$450.02K derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-14 | -$667.04K derived: sum of 2 quarters · filed 2019-03-14 | -$824.94K derived: sum of 3 quarters · filed 2019-03-14 | -$1.47M 10-K · filed 2019-03-14 | ||
| 2017-09-30 | -$217.03K derived: 10-Q 9 month − 10-Q 6 month · filed 2018-11-08 | -$374.92K derived: sum of 2 quarters · filed 2018-11-08 | -$1.02M 10-Q · filed 2018-11-08 | |||
| 2017-06-30 | -$157.90K derived: 10-Q 6 month − 10-Q 3 month · filed 2018-08-13 | -$803.50K 10-Q · filed 2018-08-13 | ||||
| 2017-03-31 | -$645.60K 10-Q · filed 2018-05-14 | |||||
| 2016-12-31 | -$4.01M 10-K · filed 2019-03-14 | |||||
| 2015-12-31 | -$3.58M 10-K · filed 2018-03-13 | |||||
| 2013-09-30 | -$914.13K derived: 10-Q 9 month − 10-Q 6 month · filed 2013-11-05 | -$1.67M derived: sum of 2 quarters · filed 2013-11-05 | -$2.23M 10-Q · filed 2013-11-05 | -$3.08M derived: sum of 4 quarters · filed 2013-11-05 | ||
| 2013-06-30 | -$753.68K derived: 10-Q 6 month − 10-Q 3 month · filed 2013-08-06 | -$1.32M 10-Q · filed 2013-08-06 | -$2.17M derived: sum of 3 quarters · filed 2013-08-06 | -$3.01M derived: sum of 4 quarters · filed 2013-11-05 | ||
| 2013-03-31 | -$563.80K 10-Q · filed 2013-05-07 | -$1.41M derived: sum of 2 quarters · filed 2013-05-07 | -$2.25M derived: sum of 3 quarters · filed 2013-11-05 | -$2.45M derived: sum of 4 quarters · filed 2013-11-05 | ||
| 2012-12-31 | -$848.80K derived: 10-K 12 month − 10-Q 9 month · filed 2013-03-12 | -$1.69M derived: sum of 2 quarters · filed 2013-11-05 | -$1.89M derived: sum of 3 quarters · filed 2013-11-05 | -$2.68M 10-K · filed 2013-03-12 | ||
| 2012-09-30 | -$840.18K derived: 10-Q 9 month − 10-Q 6 month · filed 2013-11-05 | -$1.04M derived: sum of 2 quarters · filed 2013-11-05 | -$1.83M 10-Q · filed 2013-11-05 | -$2.88M derived: sum of 4 quarters · filed 2013-11-05 | ||
| 2012-06-30 | -$198.55K derived: 10-Q 6 month − 10-Q 3 month · filed 2013-08-06 | -$990.11K 10-Q · filed 2013-08-06 | -$2.04M derived: sum of 3 quarters · filed 2013-08-06 | -$2.85M derived: sum of 4 quarters · filed 2013-08-06 | ||
| 2012-03-31 | -$791.57K 10-Q · filed 2013-05-07 | -$1.84M derived: sum of 2 quarters · filed 2013-05-07 | -$2.65M derived: sum of 3 quarters · filed 2013-05-07 | -$3.48M derived: sum of 4 quarters · filed 2013-05-07 | ||
| 2011-12-31 | -$1.05M derived: 10-K 12 month − 10-Q 9 month · filed 2013-03-12 | -$1.86M derived: sum of 2 quarters · filed 2013-03-12 | -$2.68M derived: sum of 3 quarters · filed 2013-03-12 | -$3.35M 10-K · filed 2013-03-12 | ||
| 2011-09-30 | -$806.88K derived: 10-Q 9 month − 10-Q 6 month · filed 2012-11-06 | -$1.63M derived: sum of 2 quarters · filed 2012-11-06 | -$2.30M 10-Q · filed 2012-11-06 | -$3.18M derived: sum of 4 quarters · filed 2013-03-12 | ||
| 2011-06-30 | -$823.92K derived: 10-Q 6 month − 10-Q 3 month · filed 2012-08-07 | -$1.49M 10-Q · filed 2012-08-07 | -$2.37M derived: sum of 3 quarters · filed 2013-03-12 | -$3.27M derived: sum of 4 quarters · filed 2013-03-12 | ||
| 2011-03-31 | -$668.45K 10-Q · filed 2012-05-07 | -$1.55M derived: sum of 2 quarters · filed 2013-03-12 | -$2.45M derived: sum of 3 quarters · filed 2013-03-12 | |||
| 2010-12-31 | -$877.18K derived: 10-K 12 month − 10-Q 9 month · filed 2013-03-12 | -$1.78M derived: sum of 2 quarters · filed 2013-03-12 | -$3.20M 10-K · filed 2013-03-12 | |||
| 2010-09-30 | -$900.78K derived: 10-Q 9 month − 10-Q 6 month · filed 2011-11-10 | -$2.32M 10-Q · filed 2011-11-10 | ||||
| 2010-06-30 | -$1.42M 10-Q · filed 2011-08-08 | |||||
| 2009-12-31 | -$3.73M 10-K · filed 2012-03-13 |
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