Revenue
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
QS Energy, Inc. (QSEP)
Price$0.0931Cached quote
Net income
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Free cash flow
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Total cash / debt
CashTotal debt
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Financial statements
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $50,000 | $0 | $0 | $240,000 | $0 | $0 | $0 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Gross profit | — | — | — | — | — | — | — | — | — | — | — | — | $0 | $0 | $0 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Research & development | $1.6M | $191,000 | $203,000 | $486,000 | $350,000 | $355,000 | $891,000 | $208,000 | $243,000 | $279,000 | $578,000 | $893,452 | $2.0M | $963,184 | $1.3M | $427,982 | — | — | — | — | — | — | — | — | — | — | — | — |
| Operating expenses | $14.9M | $1.6M | $891,000 | $1.3M | — | $1.5M | $2.2M | $1.9M | $2.9M | $2.1M | $2.9M | $3.3M | $11.9M | $7.2M | $6.7M | $4.3M | — | — | — | — | — | — | — | — | — | — | — | — |
| Operating income | −$14.9M | −$1.6M | −$891,000 | −$1.3M | −$1.2M | −$1.8M | — | — | — | — | — | — | — | — | −$8.0M | −$4.7M | — | — | — | — | — | — | — | — | — | — | — | — |
| EBITDA | −$14.9M | −$1.6M | −$887,000 | −$1.2M | −$1.2M | −$1.8M | — | — | — | — | — | — | — | — | −$8.0M | −$4.7M | — | — | — | — | — | — | — | — | — | — | — | — |
| Net income | −$15.3M | −$1.9M | −$1.2M | −$1.5M | −$1.4M | −$2.4M | −$5.6M | −$3.1M | −$4.8M | −$4.0M | −$4.2M | −$4.0M | −$10.7M | −$13.1M | −$10.9M | −$9.5M | −$6.2M | −$6.1M | −$6.3M | −$10.2M | −$3.1M | −$6.8M | −$2.5M | −$2.7M | −$2.7M | −$1.3M | −$1.1M | −$21,307 |
| Net profit margin | — | — | — | — | — | — | — | — | −9,670.00% | — | — | −1,669.31% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Basic EPSper basic share | -$0.03 | $0.00 | $0.00 | $0.00 | $0.00 | -$0.01 | -$0.02 | -$0.01 | -$0.02 | -$0.02 | -$0.02 | -$0.02 | -$0.07 | -$0.10 | -$0.10 | -$0.12 | — | — | — | — | — | — | — | — | — | — | — | — |
| Diluted EPSper diluted share | -$0.03 | $0.00 | $0.00 | $0.00 | $0.00 | -$0.01 | -$0.02 | -$0.01 | -$0.02 | -$0.02 | -$0.02 | -$0.02 | -$0.07 | -$0.10 | -$0.10 | -$0.12 | — | — | — | — | — | — | — | — | — | — | — | — |
Owners
Reported shareholders
Reported holdings Number of shares
View holders
| Holder | Shares held |
|---|---|
Bunting Eric | 20.64M |
KYTE CECIL BOND | 16.97M |
Bars compare reported share counts. A matching total for this share class and reporting period is unavailable, so percentages are not shown.
Source: SEC Form 4 ↗Updated Sep 29, 2026 · Quarterly data
Insider buys & sells
| Transaction | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| Feb 13, 2024Form 4/A | Bunting EricDirector | BuyCommon Stock | 220.0K | — | — | 14.65M |
| Jun 7, 2021Form 4/A | KYTE CECIL BONDCEO / CFO | BuyCommon Stock | 6.43M | — | — | 16.97M |