Interest Expense of Birchtech Corp. from 31 Dec 2014 to 30 Sep 2025

Taxonomy & unit
us-gaap: USD
Description
Amount of the cost of borrowed funds accounted for as interest expense.
Summary
Birchtech Corp. quarterly and annual Interest Expense in USD history and change rate from 31 Dec 2014 to 30 Sep 2025.
  • Birchtech Corp. Interest Expense for the quarter ending 30 Sep 2025 was $0, a 100% decline year-over-year.
  • Birchtech Corp. Interest Expense for the twelve months ending 30 Sep 2025 was $8,522, a 99% decline year-over-year.
  • Birchtech Corp. annual Interest Expense for 2024 was $267,458, a 80% decline from 2023.
  • Birchtech Corp. annual Interest Expense for 2023 was $1,362,401, a 13% decline from 2022.
  • Birchtech Corp. annual Interest Expense for 2022 was $1,570,446, a 44% decline from 2021.
Source SEC data
View on sec.gov
Interest Expense, Trailing 12 Months (USD)
Interest Expense, Quarterly (USD)
Interest Expense, YoY Quarterly Change (%)
Interest Expense, Annual (USD)
Interest Expense, YoY Annual Change (%)

Birchtech Corp. Quarterly Interest Expense (USD)

Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
Q3 2025 $8,522 $0 -$7,356 -100% 01 Jul 2025 30 Sep 2025 10-Q 13 Nov 2025 2025 Q3
Q2 2025 $15,878 $0 -$5,817 -100% 01 Apr 2025 30 Jun 2025 10-Q 14 Aug 2025 2025 Q2
Q1 2025 $21,695 $54* -$245,763 01 Jan 2025 31 Mar 2025 10-Q 15 May 2025 2025 Q1
Q4 2024 $267,458 $8,468 -$334,716 -98% 01 Oct 2024 31 Dec 2024 10-K 31 Mar 2025 2024 FY
Q3 2024 $602,174 $7,356 -$336,837 -98% 01 Jul 2024 30 Sep 2024 10-Q 13 Nov 2025 2025 Q3
Q2 2024 $939,011 $5,817 -$333,627 -98% 01 Apr 2024 30 Jun 2024 10-Q 14 Aug 2025 2025 Q2
Q1 2024 $1,272,638 $245,817 -$89,763 -27% 01 Jan 2024 31 Mar 2024 10-Q 15 May 2025 2025 Q1
Q4 2023 $1,362,401 $343,184 +$92,490 +37% 01 Oct 2023 31 Dec 2023 10-K 31 Mar 2025 2024 FY
Q3 2023 $1,269,911 $344,193 +$26,683 +8.4% 01 Jul 2023 30 Sep 2023 10-Q 14 Nov 2024 2024 Q3
Q2 2023 $1,243,228 $339,444 -$164,443 -33% 01 Apr 2023 30 Jun 2023 10-Q 12 Aug 2024 2024 Q2
Q1 2023 $1,407,671 $335,580 -$162,775 -33% 01 Jan 2023 31 Mar 2023 10-Q 15 May 2024 2024 Q1
Q4 2022 $1,570,446 $250,694 -$453,051 -64% 01 Oct 2022 31 Dec 2022 10-K 16 Apr 2024 2023 FY
Q3 2022 $2,023,497 $317,510 -$189,082 -37% 01 Jul 2022 30 Sep 2022 10-Q 20 Nov 2023 2023 Q3
Q2 2022 $2,212,579 $503,887 -$616,199 -55% 01 Apr 2022 30 Jun 2022 10-Q 16 Aug 2023 2023 Q2
Q1 2022 $2,828,778 $498,355 +$10,883 +2.2% 01 Jan 2022 31 Mar 2022 10-Q 06 Jun 2023 2023 Q1
Q4 2021 $2,817,895 $703,745 +$692,966 +6429% 01 Oct 2021 31 Dec 2021 10-K 15 May 2023 2022 FY
Q3 2021 $2,124,929 $506,592 +$496,177 +4764% 01 Jul 2021 30 Sep 2021 10-Q 14 Nov 2022 2022 Q3
Q2 2021 $1,628,752 $1,120,086 +$1,109,785 +10774% 01 Apr 2021 30 Jun 2021 10-Q 15 Aug 2022 2022 Q2
Q1 2021 $518,967 $487,472 +$477,535 +4806% 01 Jan 2021 31 Mar 2021 10-Q 18 May 2022 2022 Q1
Q4 2020 $41,432 $10,779 +$31,495 01 Oct 2020 31 Dec 2020 10-Q 18 May 2022 2022 Q1
Q3 2020 $9,937 $10,415 $0 0% 01 Jul 2020 30 Sep 2020 10-Q 15 Nov 2021 2021 Q3
Q2 2020 $9,937 $10,301 $0 0% 01 Apr 2020 30 Jun 2020 10-Q 16 Aug 2021 2021 Q2
Q1 2020 $9,937 $9,937 -$30,816 -76% 01 Jan 2020 31 Mar 2020 10-Q 17 May 2021 2021 Q1
Q4 2019 $40,753 $20,716 01 Oct 2019 31 Dec 2019 10-K 05 Apr 2021 2020 FY
Q3 2019 $10,415 01 Jul 2019 30 Sep 2019 10-Q 23 Nov 2020 2020 Q3
Q2 2019 $10,301 01 Apr 2019 30 Jun 2019 10-Q 19 Aug 2020 2020 Q2
Q1 2019 $40,753 01 Jan 2019 31 Mar 2019 10-Q 06 Jul 2020 2020 Q1

Birchtech Corp. Annual Interest Expense (USD)

Period Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
2024 $267,458 -$1,094,943 -80% 01 Jan 2024 31 Dec 2024 10-K 31 Mar 2025 2024 FY
2023 $1,362,401 -$208,045 -13% 01 Jan 2023 31 Dec 2023 10-K 31 Mar 2025 2024 FY
2022 $1,570,446 -$1,247,449 -44% 01 Jan 2022 31 Dec 2022 10-K 16 Apr 2024 2023 FY
2021 $2,817,895 +$2,776,463 +6701% 01 Jan 2021 31 Dec 2021 10-K 15 May 2023 2022 FY
2020 $41,432 +$679 +1.7% 01 Jan 2020 31 Dec 2020 10-Q 18 May 2022 2022 Q1
2019 $40,753 -$1,934,344 -98% 01 Jan 2019 31 Dec 2019 10-K 05 Apr 2021 2020 FY
2018 $1,975,097 -$179,473 -8.3% 01 Jan 2018 31 Dec 2018 10-K 11 Apr 2019 2018 FY
2017 $2,154,570 01 Jan 2017 31 Dec 2017 10-K 11 Apr 2019 2018 FY
2014 $984 01 Jan 2014 31 Dec 2014 10-K 20 Mar 2015 2014 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.