RESEARCH FRONTIERS INCORPORATED Depreciation and Amortization
RESEARCH FRONTIERS INCORPORATED (REFR) reported Depreciation and Amortization of $144 for the 3-month period ending 2026-03-31, per its 10-Q filed 2026-05-08.
Financial Statements › Cash Flow › Operating Activities
us-gaap:DepreciationDepletionAndAmortization · last filed 2026-05-08
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for the quarter ending 2026-03-31 was $144.00, a 94.97% decline year-over-year.
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for the quarter ending 2025-12-31 was $2.88K, a 23.68% decline year-over-year.
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for the quarter ending 2025-09-30 was $2.88K, a 24.02% decline year-over-year.
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for the quarter ending 2025-06-30 was $2.86K, a 22.97% decline year-over-year.
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for fiscal 2025 was $11.48K, a 23.37% decline from fiscal 2024.
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for fiscal 2024 was $14.98K, a 1.58% increase from fiscal 2023.
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for fiscal 2023 was $14.74K.
- RESEARCH FRONTIERS INCORPORATED depreciation, depletion and amortization for fiscal 2020 was $67.08K, a 65.67% decline from fiscal 2019.
| Period end | Depreciation, Depletion and Amortization 3 month | Depreciation, Depletion and Amortization 6 month | Depreciation, Depletion and Amortization 9 month | Depreciation, Depletion and Amortization 12 month |
|---|---|---|---|---|
| 2026-03-31 | $144.00 10-Q · filed 2026-05-08 | $3.02K derived: sum of 2 quarters · filed 2026-05-08 | $5.90K derived: sum of 3 quarters · filed 2026-05-08 | $8.76K derived: sum of 4 quarters · filed 2026-05-08 |
| 2025-12-31 | $2.88K derived: 10-K 12 month − 10-Q 9 month · filed 2026-03-05 | $5.75K derived: sum of 2 quarters · filed 2026-03-05 | $8.62K derived: sum of 3 quarters · filed 2026-03-05 | $11.48K 10-K · filed 2026-03-05 |
| 2025-09-30 | $2.88K 10-Q · filed 2025-11-06 | $5.74K derived: sum of 2 quarters · filed 2025-11-06 | $8.60K 10-Q · filed 2025-11-06 | $12.37K derived: sum of 4 quarters · filed 2026-05-08 |
| 2025-06-30 | $2.86K 10-Q · filed 2025-08-07 | $5.72K 10-Q · filed 2025-08-07 | $9.49K derived: sum of 3 quarters · filed 2026-05-08 | $13.28K derived: sum of 4 quarters · filed 2026-05-08 |
| 2025-03-31 | $2.86K 10-Q · filed 2026-05-08 | $6.63K derived: sum of 2 quarters · filed 2026-05-08 | $10.42K derived: sum of 3 quarters · filed 2026-05-08 | $14.13K derived: sum of 4 quarters · filed 2026-05-08 |
| 2024-12-31 | $3.77K derived: 10-K 12 month − 10-Q 9 month · filed 2026-03-05 | $7.56K derived: sum of 2 quarters · filed 2026-03-05 | $11.27K derived: sum of 3 quarters · filed 2026-03-05 | $14.98K 10-K · filed 2026-03-05 |
| 2024-09-30 | $3.79K 10-Q · filed 2025-11-06 | $7.51K derived: sum of 2 quarters · filed 2025-11-06 | $11.21K 10-Q · filed 2025-11-06 | |
| 2024-06-30 | $3.72K 10-Q · filed 2025-08-07 | $7.42K 10-Q · filed 2025-08-07 | ||
| 2024-03-31 | $3.70K 10-Q · filed 2025-05-08 | |||
| 2023-12-31 | $14.74K 10-K · filed 2025-03-06 | |||
| 2021-09-30 | $1.88K derived: 10-Q/A 9 month − 10-Q/A 6 month · filed 2022-02-24 | $4.35K derived: sum of 2 quarters · filed 2022-02-24 | $8.84K 10-Q/A · filed 2022-02-24 | $11.73K derived: sum of 4 quarters · filed 2022-02-24 |
| 2021-06-30 | $2.47K derived: 10-Q/A 6 month − 10-Q 3 month · filed 2022-02-24 | $6.96K 10-Q/A · filed 2022-02-24 | $9.85K derived: sum of 3 quarters · filed 2022-02-24 | -$13.23K derived: sum of 4 quarters · filed 2022-02-24 |
| 2021-03-31 | $4.49K 10-Q · filed 2021-05-10 | $7.38K derived: sum of 2 quarters · filed 2021-05-10 | -$15.71K derived: sum of 3 quarters · filed 2022-02-24 | $26.95K derived: sum of 4 quarters · filed 2022-02-24 |
| 2020-12-31 | $2.89K derived: 10-K 12 month − 10-Q/A 9 month · filed 2021-03-11 | -$20.19K derived: sum of 2 quarters · filed 2022-02-24 | $22.46K derived: sum of 3 quarters · filed 2022-02-24 | $67.08K 10-K · filed 2021-03-11 |
| 2020-09-30 | -$23.08K derived: 10-Q/A 9 month − 10-Q/A 6 month · filed 2022-02-24 | $19.57K derived: sum of 2 quarters · filed 2022-02-24 | $64.19K 10-Q/A · filed 2022-02-24 | $113.07K derived: sum of 4 quarters · filed 2022-02-24 |
| 2020-06-30 | $42.66K derived: 10-Q/A 6 month − 10-Q 3 month · filed 2022-02-24 | $87.28K 10-Q/A · filed 2022-02-24 | $136.16K derived: sum of 3 quarters · filed 2022-02-24 | $187.21K derived: sum of 4 quarters · filed 2022-02-24 |
| 2020-03-31 | $44.62K 10-Q · filed 2021-05-10 | $93.50K derived: sum of 2 quarters · filed 2021-05-10 | $144.55K derived: sum of 3 quarters · filed 2021-05-10 | $191.08K derived: sum of 4 quarters · filed 2021-05-10 |
| 2019-12-31 | $48.88K derived: 10-K 12 month − 10-Q 9 month · filed 2021-03-11 | $99.93K derived: sum of 2 quarters · filed 2021-03-11 | $146.46K derived: sum of 3 quarters · filed 2021-03-11 | $195.38K 10-K · filed 2021-03-11 |
| 2019-09-30 | $51.05K derived: 10-Q 9 month − 10-Q 6 month · filed 2020-11-05 | $97.58K derived: sum of 2 quarters · filed 2020-11-05 | $146.50K 10-Q · filed 2020-11-05 | $192.14K derived: sum of 4 quarters · filed 2020-11-05 |
| 2019-06-30 | $46.53K derived: 10-Q 6 month − 10-Q 3 month · filed 2020-08-06 | $95.44K 10-Q · filed 2020-08-06 | $141.09K derived: sum of 3 quarters · filed 2020-08-06 | $186.15K derived: sum of 4 quarters · filed 2020-08-06 |
| 2019-03-31 | $48.92K 10-Q · filed 2020-05-07 | $94.57K derived: sum of 2 quarters · filed 2020-05-07 | $139.62K derived: sum of 3 quarters · filed 2020-05-07 | $185.09K derived: sum of 4 quarters · filed 2020-05-07 |
| 2018-12-31 | $45.65K derived: 10-K 12 month − 10-Q 9 month · filed 2020-03-12 | $90.70K derived: sum of 2 quarters · filed 2020-03-12 | $136.17K derived: sum of 3 quarters · filed 2020-03-12 | $181.05K 10-K · filed 2020-03-12 |
| 2018-09-30 | $45.06K derived: 10-Q 9 month − 10-Q 6 month · filed 2019-11-07 | $90.52K derived: sum of 2 quarters · filed 2019-11-07 | $135.40K 10-Q · filed 2019-11-07 | $179.32K derived: sum of 4 quarters · filed 2019-11-07 |
| 2018-06-30 | $45.46K derived: 10-Q 6 month − 10-Q 3 month · filed 2019-08-08 | $90.34K 10-Q · filed 2019-08-08 | $134.26K derived: sum of 3 quarters · filed 2019-08-08 | $178.20K derived: sum of 4 quarters · filed 2019-08-08 |
| 2018-03-31 | $44.88K 10-Q · filed 2019-05-14 | $88.80K derived: sum of 2 quarters · filed 2019-05-14 | $132.73K derived: sum of 3 quarters · filed 2019-05-14 | $176.67K derived: sum of 4 quarters · filed 2019-05-14 |
| 2017-12-31 | $43.92K derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-14 | $87.85K derived: sum of 2 quarters · filed 2019-03-14 | $131.79K derived: sum of 3 quarters · filed 2019-03-14 | $175.64K 10-K · filed 2019-03-14 |
| 2017-09-30 | $43.94K derived: 10-Q 9 month − 10-Q 6 month · filed 2018-11-08 | $87.87K derived: sum of 2 quarters · filed 2018-11-08 | $131.72K 10-Q · filed 2018-11-08 | $178.75K derived: sum of 4 quarters · filed 2019-03-14 |
| 2017-06-30 | $43.94K derived: 10-Q 6 month − 10-Q 3 month · filed 2018-08-13 | $87.79K 10-Q · filed 2018-08-13 | $134.81K derived: sum of 3 quarters · filed 2019-03-14 | $181.60K derived: sum of 4 quarters · filed 2019-03-14 |
| 2017-03-31 | $43.85K 10-Q · filed 2018-05-14 | $90.87K derived: sum of 2 quarters · filed 2019-03-14 | $137.66K derived: sum of 3 quarters · filed 2019-03-14 | $184.94K derived: sum of 4 quarters · filed 2019-03-14 |
| 2016-12-31 | $47.02K derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-14 | $93.81K derived: sum of 2 quarters · filed 2019-03-14 | $141.09K derived: sum of 3 quarters · filed 2019-03-14 | $188.50K 10-K · filed 2019-03-14 |
| 2016-09-30 | $46.79K derived: 10-Q 9 month − 10-Q 6 month · filed 2017-11-02 | $94.07K derived: sum of 2 quarters · filed 2017-11-02 | $141.48K 10-Q · filed 2017-11-02 | $189.70K derived: sum of 4 quarters · filed 2018-03-13 |
| 2016-06-30 | $47.28K derived: 10-Q 6 month − 10-Q 3 month · filed 2017-08-03 | $94.69K 10-Q · filed 2017-08-03 | $142.91K derived: sum of 3 quarters · filed 2018-03-13 | $190.92K derived: sum of 4 quarters · filed 2018-03-13 |
| 2016-03-31 | $47.41K 10-Q · filed 2017-05-04 | $95.63K derived: sum of 2 quarters · filed 2018-03-13 | $143.64K derived: sum of 3 quarters · filed 2018-03-13 | $178.97K derived: sum of 4 quarters · filed 2018-03-13 |
| 2015-12-31 | $48.22K derived: 10-K 12 month − 10-Q 9 month · filed 2018-03-13 | $96.23K derived: sum of 2 quarters · filed 2018-03-13 | $131.55K derived: sum of 3 quarters · filed 2018-03-13 | $140.17K 10-K · filed 2018-03-13 |
| 2015-09-30 | $48.01K derived: 10-Q 9 month − 10-Q 6 month · filed 2016-11-03 | $83.33K derived: sum of 2 quarters · filed 2016-11-03 | $91.95K 10-Q · filed 2016-11-03 | $100.97K derived: sum of 4 quarters · filed 2017-03-16 |
| 2015-06-30 | $35.32K derived: 10-Q 6 month − 10-Q 3 month · filed 2016-08-04 | $43.94K 10-Q · filed 2016-08-04 | $52.96K derived: sum of 3 quarters · filed 2017-03-16 | $63.55K derived: sum of 4 quarters · filed 2017-03-16 |
| 2015-03-31 | $8.62K 10-Q · filed 2016-05-05 | $17.64K derived: sum of 2 quarters · filed 2017-03-16 | $28.22K derived: sum of 3 quarters · filed 2017-03-16 | $34.37K derived: sum of 4 quarters · filed 2017-03-16 |
| 2014-12-31 | $9.02K derived: 10-K 12 month − 10-Q 9 month · filed 2017-03-16 | $19.61K derived: sum of 2 quarters · filed 2017-03-16 | $25.75K derived: sum of 3 quarters · filed 2017-03-16 | $31.82K 10-K · filed 2017-03-16 |
| 2014-09-30 | $10.59K derived: 10-Q 9 month − 10-Q 6 month · filed 2015-11-04 | $16.73K derived: sum of 2 quarters · filed 2015-11-04 | $22.80K 10-Q · filed 2015-11-04 | $34.56K derived: sum of 4 quarters · filed 2016-03-10 |
| 2014-06-30 | $6.14K derived: 10-Q 6 month − 10-Q 3 month · filed 2015-08-04 | $12.22K 10-Q · filed 2015-08-04 | $23.97K derived: sum of 3 quarters · filed 2016-03-10 | $35.56K derived: sum of 4 quarters · filed 2016-03-10 |
| 2014-03-31 | $6.08K 10-Q · filed 2015-05-05 | $17.83K derived: sum of 2 quarters · filed 2016-03-10 | $29.42K derived: sum of 3 quarters · filed 2016-03-10 | $40.97K derived: sum of 4 quarters · filed 2016-03-10 |
| 2013-12-31 | $11.75K derived: 10-K 12 month − 10-Q 9 month · filed 2016-03-10 | $23.34K derived: sum of 2 quarters · filed 2016-03-10 | $34.89K derived: sum of 3 quarters · filed 2016-03-10 | $45.21K 10-K · filed 2016-03-10 |
| 2013-09-30 | $11.59K derived: 10-Q 9 month − 10-Q 6 month · filed 2014-11-04 | $23.14K derived: sum of 2 quarters · filed 2014-11-04 | $33.46K 10-Q · filed 2014-11-04 | $42.31K derived: sum of 4 quarters · filed 2015-03-11 |
| 2013-06-30 | $11.55K derived: 10-Q 6 month − 10-Q 3 month · filed 2014-08-04 | $21.87K 10-Q · filed 2014-08-04 | $30.72K derived: sum of 3 quarters · filed 2015-03-11 | $39.71K derived: sum of 4 quarters · filed 2015-03-11 |
| 2013-03-31 | $10.32K 10-Q · filed 2014-05-05 | $19.18K derived: sum of 2 quarters · filed 2015-03-11 | $28.16K derived: sum of 3 quarters · filed 2015-03-11 | $36.78K derived: sum of 4 quarters · filed 2015-03-11 |
| 2012-12-31 | $8.86K derived: 10-K 12 month − 10-Q 9 month · filed 2015-03-11 | $17.84K derived: sum of 2 quarters · filed 2015-03-11 | $26.46K derived: sum of 3 quarters · filed 2015-03-11 | $34.96K 10-K · filed 2015-03-11 |
| 2012-09-30 | $8.99K derived: 10-Q 9 month − 10-Q 6 month · filed 2013-11-05 | $17.61K derived: sum of 2 quarters · filed 2013-11-05 | $26.11K 10-Q · filed 2013-11-05 | $36.37K derived: sum of 4 quarters · filed 2014-03-10 |
| 2012-06-30 | $8.62K derived: 10-Q 6 month − 10-Q 3 month · filed 2013-08-06 | $17.12K 10-Q · filed 2013-08-06 | $27.38K derived: sum of 3 quarters · filed 2014-03-10 | $37.41K derived: sum of 4 quarters · filed 2014-03-10 |
| 2012-03-31 | $8.50K 10-Q · filed 2013-05-07 | $18.76K derived: sum of 2 quarters · filed 2014-03-10 | $28.79K derived: sum of 3 quarters · filed 2014-03-10 | $38.68K derived: sum of 4 quarters · filed 2014-03-10 |
| 2011-12-31 | $10.26K derived: 10-K 12 month − 10-Q 9 month · filed 2014-03-10 | $20.29K derived: sum of 2 quarters · filed 2014-03-10 | $30.18K derived: sum of 3 quarters · filed 2014-03-10 | $39.86K 10-K · filed 2014-03-10 |
| 2011-09-30 | $10.03K derived: 10-Q 9 month − 10-Q 6 month · filed 2012-11-06 | $19.92K derived: sum of 2 quarters · filed 2012-11-06 | $29.60K 10-Q · filed 2012-11-06 | $41.21K derived: sum of 4 quarters · filed 2013-03-12 |
| 2011-06-30 | $9.89K derived: 10-Q 6 month − 10-Q 3 month · filed 2012-08-07 | $19.57K 10-Q · filed 2012-08-07 | $31.18K derived: sum of 3 quarters · filed 2013-03-12 | $42.10K derived: sum of 4 quarters · filed 2013-03-12 |
| 2011-03-31 | $9.68K 10-Q · filed 2012-05-07 | $21.29K derived: sum of 2 quarters · filed 2013-03-12 | $32.21K derived: sum of 3 quarters · filed 2013-03-12 | |
| 2010-12-31 | $11.61K derived: 10-K 12 month − 10-Q 9 month · filed 2013-03-12 | $22.53K derived: sum of 2 quarters · filed 2013-03-12 | $44.31K 10-K · filed 2013-03-12 | |
| 2010-09-30 | $10.92K derived: 10-Q 9 month − 10-Q 6 month · filed 2011-11-10 | $32.71K 10-Q · filed 2011-11-10 | ||
| 2010-06-30 | $21.79K 10-Q · filed 2011-08-08 | |||
| 2009-12-31 | $40.08K 10-K · filed 2012-03-13 |
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