TECOGEN INC. Research and Development Expense
TECOGEN INC. (TGEN) reported Research and Development Expense of $320.22 thousand for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-13.
Financial Statements › Expense Statement › Operating Expenses
us-gaap:ResearchAndDevelopmentExpense · last filed 2026-08-13
- TECOGEN INC. research and development expense for the quarter ending 2026-06-30 was $320.22K, a 19.16% increase year-over-year.
- TECOGEN INC. research and development expense for the quarter ending 2026-03-31 was $363.82K, a 24.31% increase year-over-year.
- TECOGEN INC. research and development expense for the quarter ending 2025-12-31 was $307.43K, a 35.52% increase year-over-year.
- TECOGEN INC. research and development expense for the quarter ending 2025-09-30 was $297.93K, a 27.42% increase year-over-year.
- TECOGEN INC. research and development expense for fiscal 2025 was $1.17M, a 21.30% increase from fiscal 2024.
- TECOGEN INC. research and development expense for fiscal 2024 was $961.84K, a 14.50% increase from fiscal 2023.
- TECOGEN INC. research and development expense for fiscal 2023 was $840.01K, a 14.62% increase from fiscal 2022.
- TECOGEN INC. research and development expense for fiscal 2022 was $732.87K, a 35.20% increase from fiscal 2021.
| Period end | Research and Development Expense 3 month | Research and Development Expense 3 month as first filed | Research and Development Expense 6 month | Research and Development Expense 9 month | Research and Development Expense 12 month | Research and Development Expense 12 month as first filed |
|---|---|---|---|---|---|---|
| 2026-06-30 | $320.22K 10-Q · filed 2026-08-13 | $684.05K 10-Q · filed 2026-08-13 | $991.47K derived: sum of 3 quarters · filed 2026-08-13 | $1.29M derived: sum of 4 quarters · filed 2026-08-13 | ||
| 2026-03-31 | $363.82K 10-Q · filed 2026-05-13 | $671.25K derived: sum of 2 quarters · filed 2026-05-13 | $969.17K derived: sum of 3 quarters · filed 2026-05-13 | $1.24M derived: sum of 4 quarters · filed 2026-08-13 | ||
| 2025-12-31 | $307.43K derived: 10-K 12 month − 10-Q 9 month · filed 2026-03-19 | $605.35K derived: sum of 2 quarters · filed 2026-03-19 | $874.08K derived: sum of 3 quarters · filed 2026-08-13 | $1.17M 10-K · filed 2026-03-19 | ||
| 2025-09-30 | $297.93K 10-Q · filed 2025-11-13 | $566.65K derived: sum of 2 quarters · filed 2026-08-13 | $859.32K 10-Q · filed 2025-11-13 | $1.09M derived: sum of 4 quarters · filed 2026-08-13 | ||
| 2025-06-30 | $268.72K 10-Q · filed 2026-08-13 | $561.39K 10-Q · filed 2026-08-13 | $788.24K derived: sum of 3 quarters · filed 2026-08-13 | $1.02M derived: sum of 4 quarters · filed 2026-08-13 | ||
| 2025-03-31 | $292.67K 10-Q · filed 2026-05-13 | $519.51K derived: sum of 2 quarters · filed 2026-05-13 | $753.32K derived: sum of 3 quarters · filed 2026-05-13 | $999.81K derived: sum of 4 quarters · filed 2026-05-13 | ||
| 2024-12-31 | $226.84K derived: 10-K 12 month − 10-Q 9 month · filed 2026-03-19 | $460.65K derived: sum of 2 quarters · filed 2026-03-19 | $707.14K derived: sum of 3 quarters · filed 2026-03-19 | $961.84K 10-K · filed 2026-03-19 | ||
| 2024-09-30 | $233.81K 10-Q · filed 2025-11-13 | $480.30K derived: sum of 2 quarters · filed 2025-11-13 | $734.99K 10-Q · filed 2025-11-13 | $949.31K derived: sum of 4 quarters · filed 2025-11-13 | ||
| 2024-06-30 | $246.49K 10-Q · filed 2025-08-13 | $501.19K 10-Q · filed 2025-08-13 | $715.50K derived: sum of 3 quarters · filed 2025-08-13 | $875.54K derived: sum of 4 quarters · filed 2025-08-13 | ||
| 2024-03-31 | $254.70K 10-Q · filed 2025-05-13 | $469.02K derived: sum of 2 quarters · filed 2025-05-13 | $629.05K derived: sum of 3 quarters · filed 2025-05-13 | $865.61K derived: sum of 4 quarters · filed 2025-05-13 | ||
| 2023-12-31 | $214.32K derived: 10-K 12 month − 10-Q 9 month · filed 2025-03-18 | $374.35K derived: sum of 2 quarters · filed 2025-03-18 | $610.91K derived: sum of 3 quarters · filed 2025-03-18 | $840.01K 10-K · filed 2025-03-18 | ||
| 2023-09-30 | $160.03K 10-Q · filed 2024-11-14 | $396.59K derived: sum of 2 quarters · filed 2024-11-14 | $625.69K 10-Q · filed 2024-11-14 | $821.44K derived: sum of 4 quarters · filed 2024-11-14 | ||
| 2023-06-30 | $236.56K 10-Q · filed 2024-08-08 | $465.66K 10-Q · filed 2024-08-08 | $661.40K derived: sum of 3 quarters · filed 2024-08-08 | $863.54K derived: sum of 4 quarters · filed 2024-08-08 | ||
| 2023-03-31 | $229.10K 10-Q · filed 2024-05-09 | $424.85K derived: sum of 2 quarters · filed 2024-05-09 | $626.99K derived: sum of 3 quarters · filed 2024-05-09 | $821.84K derived: sum of 4 quarters · filed 2024-05-09 | ||
| 2022-12-31 | $195.75K derived: 10-K 12 month − 10-Q 9 month · filed 2024-03-25 | $397.88K derived: sum of 2 quarters · filed 2024-03-25 | $592.74K derived: sum of 3 quarters · filed 2024-03-25 | $732.87K 10-K · filed 2024-03-25 | ||
| 2022-09-30 | $202.14K 10-Q · filed 2023-11-09 | $396.99K derived: sum of 2 quarters · filed 2023-11-09 | $537.13K 10-Q · filed 2023-11-09 | $698.14K derived: sum of 4 quarters · filed 2023-11-09 | ||
| 2022-06-30 | $194.85K 10-Q · filed 2023-08-10 | $334.99K 10-Q · filed 2023-08-10 | $496.00K derived: sum of 3 quarters · filed 2023-08-10 | $618.03K derived: sum of 4 quarters · filed 2023-08-10 | ||
| 2022-03-31 | $140.13K 10-Q · filed 2023-05-11 | $301.15K derived: sum of 2 quarters · filed 2023-05-11 | $423.18K derived: sum of 3 quarters · filed 2023-05-11 | $556.06K derived: sum of 4 quarters · filed 2023-05-11 | ||
| 2021-12-31 | $161.01K derived: 10-K 12 month − 10-Q 9 month · filed 2023-03-23 | $283.05K derived: sum of 2 quarters · filed 2023-03-23 | $415.93K derived: sum of 3 quarters · filed 2023-03-23 | $542.08K 10-K · filed 2023-03-23 | ||
| 2021-09-30 | $122.03K 10-Q · filed 2022-11-10 | $254.91K derived: sum of 2 quarters · filed 2022-11-10 | $381.06K 10-Q · filed 2022-11-10 | $506.77K derived: sum of 4 quarters · filed 2022-11-10 | ||
| 2021-06-30 | $132.88K 10-Q · filed 2022-08-11 | $259.03K 10-Q · filed 2022-08-11 | $384.74K derived: sum of 3 quarters · filed 2022-08-11 | $495.99K derived: sum of 4 quarters · filed 2022-08-11 | ||
| 2021-03-31 | $126.15K 10-Q · filed 2022-05-12 | $251.86K derived: sum of 2 quarters · filed 2022-05-12 | $363.11K derived: sum of 3 quarters · filed 2022-05-12 | $529.14K derived: sum of 4 quarters · filed 2022-05-12 | ||
| 2020-12-31 | $125.71K derived: 10-K 12 month − 10-Q 9 month · filed 2022-03-10 | $236.96K derived: sum of 2 quarters · filed 2022-03-10 | $402.99K derived: sum of 3 quarters · filed 2022-03-10 | $767.32K 10-K · filed 2022-03-10 | ||
| 2020-09-30 | $111.25K 10-Q · filed 2021-11-10 | $277.28K derived: sum of 2 quarters · filed 2021-11-10 | $641.62K 10-Q · filed 2021-11-10 | $1.02M derived: sum of 4 quarters · filed 2021-11-10 | ||
| 2020-06-30 | $166.03K 10-Q · filed 2021-08-12 | $530.36K 10-Q · filed 2021-08-12 | $907.01K derived: sum of 3 quarters · filed 2021-08-12 | $1.27M derived: sum of 4 quarters · filed 2021-08-12 | ||
| 2020-03-31 | $364.34K 10-Q · filed 2021-05-13 | $740.99K derived: sum of 2 quarters · filed 2021-05-13 | $1.11M derived: sum of 3 quarters · filed 2021-05-13 | $1.48M derived: sum of 4 quarters · filed 2021-05-13 | ||
| 2019-12-31 | $376.65K derived: 10-K 12 month − 10-Q 9 month · filed 2021-03-18 | $742.47K derived: sum of 2 quarters · filed 2021-03-18 | $1.12M derived: sum of 3 quarters · filed 2021-03-18 | $1.46M 10-K · filed 2021-03-18 | ||
| 2019-09-30 | $365.82K 10-Q · filed 2020-11-12 | $738.36K derived: sum of 2 quarters · filed 2020-11-12 | $1.08M 10-Q · filed 2020-11-12 | $1.39M derived: sum of 4 quarters · filed 2020-11-12 | ||
| 2019-06-30 | $372.55K 10-Q · filed 2020-08-13 | $717.63K 10-Q · filed 2020-08-13 | $1.02M derived: sum of 3 quarters · filed 2020-08-13 | $1.30M derived: sum of 4 quarters · filed 2020-08-13 | ||
| 2019-03-31 | $345.08K 10-Q · filed 2020-05-14 | $649.59K derived: sum of 2 quarters · filed 2020-05-14 | $930.69K derived: sum of 3 quarters · filed 2020-05-14 | $1.34M derived: sum of 4 quarters · filed 2020-05-14 | ||
| 2018-12-31 | $304.51K derived: 10-K 12 month − 10-Q 9 month · filed 2020-03-12 | $585.60K derived: sum of 2 quarters · filed 2020-03-12 | $995.38K derived: sum of 3 quarters · filed 2020-03-12 | $1.30M 10-K · filed 2020-03-12 | ||
| 2018-09-30 | $281.09K 10-Q · filed 2019-11-12 | $690.87K derived: sum of 2 quarters · filed 2019-11-12 | $993.10K 10-Q · filed 2019-11-12 | $1.29M derived: sum of 4 quarters · filed 2019-11-12 | ||
| 2018-06-30 | $409.78K 10-Q · filed 2019-08-13 | $712.01K 10-Q · filed 2019-08-13 | $1.01M derived: sum of 3 quarters · filed 2019-08-13 | $1.25M derived: sum of 4 quarters · filed 2019-08-13 | ||
| 2018-03-31 | $302.23K 10-Q · filed 2019-05-15 | $598.10K derived: sum of 2 quarters · filed 2019-05-15 | $839.82K derived: sum of 3 quarters · filed 2019-05-15 | $1.06M derived: sum of 4 quarters · filed 2019-05-15 | ||
| 2017-12-31 | $295.87K derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-29 | $537.59K derived: sum of 2 quarters · filed 2019-03-29 | $756.31K derived: sum of 3 quarters · filed 2019-03-29 | $936.93K 10-K · filed 2019-03-29 | ||
| 2017-09-30 | $241.72K 10-Q · filed 2018-11-13 | $460.45K derived: sum of 2 quarters · filed 2018-11-13 | $641.06K 10-Q · filed 2018-11-13 | $783.43K derived: sum of 4 quarters · filed 2018-11-13 | ||
| 2017-06-30 | $218.72K 10-Q · filed 2018-08-14 | $399.34K 10-Q · filed 2018-08-14 | $541.71K derived: sum of 3 quarters · filed 2018-08-14 | $695.78K derived: sum of 4 quarters · filed 2018-08-14 | ||
| 2017-03-31 | $180.61K 10-Q · filed 2018-05-15 | $322.98K derived: sum of 2 quarters · filed 2018-05-15 | $477.06K derived: sum of 3 quarters · filed 2018-05-15 | $628.72K derived: sum of 4 quarters · filed 2018-05-15 | ||
| 2016-12-31 | $142.37K derived: 10-K 12 month − 10-Q 9 month · filed 2018-03-21 | $296.44K derived: sum of 2 quarters · filed 2018-03-21 | $448.11K derived: sum of 3 quarters · filed 2018-03-21 | $667.06K 10-K · filed 2018-03-21 | ||
| 2016-09-30 | $154.07K 10-Q · filed 2017-11-09 | $305.74K derived: sum of 2 quarters · filed 2017-11-09 | $524.70K 10-Q · filed 2017-11-09 | $505.58K derived: sum of 4 quarters · filed 2017-11-09 | ||
| 2016-06-30 | $151.66K 10-Q · filed 2017-08-14 | $370.62K 10-Q · filed 2017-08-14 | $351.50K derived: sum of 3 quarters · filed 2017-08-14 | $557.73K derived: sum of 4 quarters · filed 2017-08-14 | ||
| 2016-03-31 | $218.96K 10-Q · filed 2017-05-11 | $199.84K derived: sum of 2 quarters · filed 2017-05-11 | $406.06K derived: sum of 3 quarters · filed 2017-05-11 | $634.38K derived: sum of 4 quarters · filed 2017-05-11 | ||
| 2015-12-31 | -$19.12K derived: 10-K 12 month − 10-Q 9 month · filed 2017-03-23 | $187.10K derived: sum of 2 quarters · filed 2017-03-23 | $415.42K derived: sum of 3 quarters · filed 2017-03-23 | $591.59K 10-K · filed 2017-03-23 | ||
| 2015-09-30 | $206.22K 10-Q · filed 2016-11-14 | $434.54K derived: sum of 2 quarters · filed 2016-11-14 | $610.70K 10-Q · filed 2016-11-14 | $815.10K derived: sum of 4 quarters · filed 2016-11-14 | ||
| 2015-06-30 | $228.32K 10-Q · filed 2015-08-06 | $404.48K 10-Q · filed 2016-08-11 | $608.88K derived: sum of 3 quarters · filed 2016-08-11 | $938.40K derived: sum of 4 quarters · filed 2016-08-11 | ||
| 2015-03-31 | $228.32K 10-Q · filed 2016-08-11 | $176.16K 10-Q · filed 2015-05-11 | $380.56K derived: sum of 2 quarters · filed 2016-08-11 | $710.09K derived: sum of 3 quarters · filed 2016-08-11 | $961.67K derived: sum of 4 quarters · filed 2016-08-11 | |
| 2014-12-31 | $152.24K derived: 10-K 12 month − 10-Q 9 month · filed 2016-03-30 | $481.77K derived: sum of 2 quarters · filed 2016-03-30 | $733.35K derived: sum of 3 quarters · filed 2016-03-30 | $1.04M 10-K · filed 2016-03-30 | ||
| 2014-09-30 | $329.52K 10-Q · filed 2015-11-10 | $581.11K derived: sum of 2 quarters · filed 2015-11-10 | $889.24K 10-Q · filed 2015-11-10 | $1.17M derived: sum of 4 quarters · filed 2015-11-10 | ||
| 2014-06-30 | $251.58K 10-Q · filed 2015-08-06 | $559.72K 10-Q · filed 2015-08-06 | $836.96K derived: sum of 3 quarters · filed 2015-08-06 | $1.10M derived: sum of 4 quarters · filed 2015-08-06 | ||
| 2014-03-31 | $308.13K 10-Q · filed 2015-05-11 | $203.00K 10-Q · filed 2014-05-15 | $585.38K derived: sum of 2 quarters · filed 2015-05-11 | $845.64K derived: sum of 3 quarters · filed 2015-05-11 | $1.11M derived: sum of 4 quarters · filed 2015-05-11 | |
| 2013-12-31 | $277.24K derived: 10-K 12 month − 10-Q 9 month · filed 2015-03-25 | $537.50K derived: sum of 2 quarters · filed 2015-03-25 | $797.77K derived: sum of 3 quarters · filed 2015-03-25 | $1.09M 10-K · filed 2015-03-25 | $867.00K 10-K · filed 2014-03-31 | |
| 2013-09-30 | $260.26K 10-Q · filed 2014-11-14 | $520.52K derived: sum of 2 quarters · filed 2014-11-14 | $809.75K 10-Q · filed 2014-11-14 | |||
| 2013-06-30 | $260.26K 10-Q · filed 2014-08-14 | $505.40K 10-Q · filed 2014-08-14 | ||||
| 2013-03-31 | $161.00K 10-Q · filed 2014-05-15 | |||||
| 2012-12-31 | $431.00K 10-K · filed 2014-03-31 |
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