Bioforce Nanosciences Holdings, Inc. SEC filings BFNH
Bioforce Nanosciences Holdings, Inc. has 253 filings in SEC EDGAR's recent list, going back to Dec 14, 2004. Its latest annual report, Form 10-K, was filed on Apr 15, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 10, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 7, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Other events
|
Oct 7, 2026 | Oct 2, 2026 |
| 8-K |
Current report
Unregistered share sale
|
Sep 4, 2026 | Aug 31, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 18, 2026 | Aug 17, 2026 |
| 8-K |
Current report
Other events
|
Aug 14, 2026 | Aug 14, 2026 |
| 10-Q | Quarterly report | Aug 10, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Other events
|
Jul 7, 2026 | Jul 1, 2026 |
| 8-K |
Current report
Other events
|
Jul 1, 2026 | Jun 5, 2026 |
| 8-K |
Current report
Change in control, Officer or director change, Other events
|
Jun 18, 2026 | Apr 15, 2026 |
| 10-Q | Quarterly report | May 19, 2026 | Mar 31, 2026 |
| NT 10-Q | Notification of late filing | May 13, 2026 | Mar 31, 2026 |
| 10-K | Annual report | Apr 15, 2026 | Dec 31, 2025 |
| NT 10-K | Notification of late filing | Mar 31, 2026 | Dec 31, 2025 |
| 10-Q | Quarterly report | Nov 19, 2025 | Sep 30, 2025 |
| NT 10-Q | Notification of late filing | Nov 13, 2025 | Sep 30, 2025 |
| 10-Q | Quarterly report | Aug 11, 2025 | Jun 30, 2025 |
| 10-Q | Quarterly report | May 13, 2025 | Mar 31, 2025 |
| 10-K | Annual report | Apr 8, 2025 | Dec 31, 2024 |
| NT 10-K | Notification of late filing | Mar 28, 2025 | Dec 31, 2024 |
| 10-Q | Quarterly report | Nov 8, 2024 | Sep 30, 2024 |
| 10-Q | Quarterly report | Aug 7, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Auditor change
|
May 7, 2024 | May 7, 2024 |
| 10-Q | Quarterly report | May 3, 2024 | Mar 31, 2024 |
| 10-K | Annual report | Apr 1, 2024 | Dec 31, 2023 |
| 10-Q | Quarterly report | Nov 3, 2023 | Sep 30, 2023 |
| 10-Q | Quarterly report | Aug 1, 2023 | Jun 30, 2023 |
| 10-Q | Quarterly report | May 9, 2023 | Mar 31, 2023 |
| 10-K | Annual report | Mar 28, 2023 | Dec 31, 2022 |
| 10-Q | Quarterly report | Nov 2, 2022 | Sep 30, 2022 |
| 10-Q | Quarterly report | Jul 27, 2022 | Jun 30, 2022 |
| 10-Q/A | Amended quarterly report | May 5, 2022 | Mar 31, 2022 |
| 10-Q | Quarterly report | May 5, 2022 | Mar 31, 2022 |
| 10-K | Annual report | Feb 11, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Officer or director change
|
Nov 30, 2021 | Nov 29, 2021 |
| 10-Q | Quarterly report | Oct 28, 2021 | Sep 30, 2021 |
| 10-Q/A | Amended quarterly report | Jul 30, 2021 | Jun 30, 2021 |
| 10-Q | Quarterly report | Jul 29, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Other events
|
Jun 2, 2021 | Jun 2, 2021 |
| 10-Q | Quarterly report | Apr 27, 2021 | Mar 31, 2021 |
| 10-K | Annual report | Feb 16, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Unregistered share sale
|
Dec 4, 2020 | Dec 4, 2020 |
| 10-Q | Quarterly report | Oct 23, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Other events
|
Oct 13, 2020 | Oct 9, 2020 |
| 10-Q | Quarterly report | Jul 22, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Other events
|
Jul 14, 2020 | Jul 14, 2020 |
| 8-K/A |
Amended current report
Other events
|
Jul 9, 2020 | Jul 9, 2020 |
| 8-K |
Current report
Other events
|
Jul 9, 2020 | Jul 9, 2020 |
| 8-K |
Current report
Other events
|
May 18, 2020 | Mar 31, 2020 |
| 10-Q | Quarterly report | May 4, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Unregistered share sale
|
Apr 1, 2020 | Mar 31, 2020 |
| 10-K/A | Amended annual report | Mar 9, 2020 | Dec 31, 2019 |
| 10-K | Annual report | Mar 4, 2020 | Dec 31, 2019 |
| UPLOAD | Letter from the SEC | Dec 31, 2019 | — |
| DEFR14C | Revised definitive information statement no. 2 includes exhibits | Dec 31, 2019 | — |
| DEFR14C | Revised definitive information statement | Dec 31, 2019 | — |
| DEF 14C | Information statement | Dec 31, 2019 | Dec 30, 2019 |
| CORRESP | Letter to the SEC | Dec 27, 2019 | — |
| PRER14C | Revised preliminary info. statement | Dec 27, 2019 | — |
| UPLOAD | Letter from the SEC | Dec 23, 2019 | — |
| PRE 14C | Preliminary information statement | Dec 13, 2019 | Dec 13, 2019 |
| 10-Q | Quarterly report | Nov 5, 2019 | Sep 30, 2019 |
| 10-Q | Quarterly report | Jul 22, 2019 | Jun 30, 2019 |
| 10-Q | Quarterly report | Apr 30, 2019 | Mar 31, 2019 |
| 10-K | Annual report | Mar 29, 2019 | Dec 31, 2018 |
| 10-Q | Quarterly report | Oct 24, 2018 | Sep 30, 2018 |
| UPLOAD | Letter from the SEC | Aug 1, 2018 | — |
| 10-12G/A | Amended registration statement | Jul 27, 2018 | — |
| 10-Q | Quarterly report | Jul 24, 2018 | Jun 30, 2018 |
| CORRESP | Letter to the SEC | Jun 28, 2018 | — |
| 10-12G/A | Amended registration statement | Jun 28, 2018 | — |
| UPLOAD | Letter from the SEC | Jun 19, 2018 | — |
| CORRESP | Letter to the SEC | May 25, 2018 | — |
| 10-12G/A | Amended registration statement | May 25, 2018 | — |
| UPLOAD | Letter from the SEC | May 16, 2018 | — |
| 10-Q | Quarterly report | May 11, 2018 | Mar 31, 2018 |
| CORRESP | Letter to the SEC | Apr 25, 2018 | — |
| 10-12G/A | Amended registration statement | Apr 25, 2018 | — |
| 10-K | Annual report | Apr 13, 2018 | Dec 31, 2017 |
| NT 10-K | Notification of late filing | Mar 29, 2018 | Dec 31, 2017 |
| UPLOAD | Letter from the SEC | Mar 15, 2018 | — |
| CORRESP | Letter to the SEC | Feb 28, 2018 | — |
| 10-12G/A | Amended registration statement | Feb 28, 2018 | — |
| UPLOAD | Letter from the SEC | Feb 13, 2018 | — |
| CORRESP | Letter to the SEC | Jan 26, 2018 | — |
| 10-12G/A | Amended registration | Jan 26, 2018 | — |
| UPLOAD | Letter from the SEC | Jan 12, 2018 | — |
| 10-12G | Registration statement | Dec 19, 2017 | — |
| 8-K |
Current report
Other events
|
Mar 2, 2017 | Feb 28, 2017 |
| 15-12G | Deregistration | Apr 14, 2009 | — |
| NT 10-K | Notification of late filing | Mar 31, 2009 | Dec 31, 2008 |
| 8-K |
Current report
Material agreement
|
Mar 17, 2009 | Mar 17, 2009 |
| 8-K | Current report | Feb 6, 2009 | Feb 6, 2009 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 15, 2009 | Jan 15, 2009 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Change in control
|
Nov 20, 2008 | Nov 20, 2008 |
| 10-Q | Quarterly report | Nov 14, 2008 | Sep 30, 2008 |
| 8-K |
Current report
Officer or director change
|
Nov 12, 2008 | Nov 11, 2008 |
| 424B3 | Prospectus | Sep 19, 2008 | — |
| EFFECT | Filing | Sep 18, 2008 | — |
| POS AM | Post effective amendment | Sep 9, 2008 | — |
| UPLOAD | Letter from the SEC | Aug 29, 2008 | — |
| 10-Q/A | Amended quarterly report | Aug 29, 2008 | Jun 30, 2008 |
| 10QSB/A | Amended qtr. report | Aug 28, 2008 | Mar 31, 2008 |
| 10KSB/A | Amended year end filing | Aug 27, 2008 | Dec 31, 2007 |
| CORRESP | Letter to the SEC | Aug 26, 2008 | — |
| 10-Q | Quarterly report | Aug 14, 2008 | Jun 30, 2008 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Aug 13, 2008 | Aug 13, 2008 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Jul 24, 2008 | Jul 24, 2008 |
| UPLOAD | Letter from the SEC | Jul 22, 2008 | — |
| POS AM | Filing | Jul 11, 2008 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Jun 16, 2008 | Jun 10, 2008 |
| 10QSB | Filing | May 15, 2008 | Mar 31, 2008 |
| DEF 14A | Proxy statement | Apr 14, 2008 | May 8, 2008 |
| 10KSB | Filing | Mar 31, 2008 | Dec 31, 2007 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 4, 2008 | Feb 4, 2008 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 25, 2008 | Jan 21, 2008 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 21, 2007 | Nov 15, 2007 |
| 10QSB | Filing | Nov 14, 2007 | Sep 30, 2007 |
| 424B3 | Prospectus | Oct 15, 2007 | — |
| EFFECT | Filing | Oct 12, 2007 | — |
| SB-2/A | Filing | Oct 12, 2007 | — |
| SB-2 | Form sb-2 | Oct 1, 2007 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Bylaw or fiscal year change
|
Sep 7, 2007 | Aug 31, 2007 |
| 10QSB | Filing | Aug 14, 2007 | Jun 30, 2007 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2007 | Aug 10, 2007 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 27, 2007 | Jun 18, 2007 |
| 8-K |
Current report
Officer or director change, Other events
|
Jun 19, 2007 | Jun 13, 2007 |
| 8-K |
Current report
Regulation FD disclosure
|
May 25, 2007 | May 25, 2007 |
| 10QSB | Form 10-qsb | May 15, 2007 | Mar 31, 2007 |
| 8-K |
Current report
Results of operations
|
May 14, 2007 | May 14, 2007 |
| UPLOAD | Letter from the SEC | Apr 3, 2007 | — |
| 10KSB | Form 10-ksb | Apr 2, 2007 | Dec 31, 2006 |
| CORRESP | Letter to the SEC | Mar 14, 2007 | — |
| 8-K/A |
Amended current report
Restatement
|
Mar 14, 2007 | Mar 13, 2007 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 9, 2007 | Mar 9, 2007 |
| UPLOAD | Letter from the SEC | Jan 29, 2007 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 16, 2007 | Jan 15, 2007 |
| 10QSB | Biof 10qsb 093006 | Nov 17, 2006 | Sep 30, 2006 |
| 10QSB/A | Biof 10qsba 093006 | Nov 17, 2006 | Jun 30, 2006 |
| NT 10-Q | Biof nt 10q 093006 | Nov 15, 2006 | Sep 30, 2006 |
| 8-K/A | Amended current report | Nov 14, 2006 | Feb 24, 2006 |
| CORRESP | Letter to the SEC | Nov 13, 2006 | — |
| 10QSB/A | Biof 10qsb-a 033106 | Nov 9, 2006 | Mar 31, 2006 |
| CORRESP | Letter to the SEC | Oct 27, 2006 | — |
| 8-K |
Current report
Officer or director change
|
Oct 6, 2006 | Oct 2, 2006 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 26, 2006 | Sep 26, 2006 |
| UPLOAD | Letter from the SEC | Sep 14, 2006 | — |
| 10QSB | Bioforce 10qsb 063006 | Aug 11, 2006 | Jun 30, 2006 |
| 10QSB/A | Bioforce 10qsba 033106 | Aug 7, 2006 | Mar 31, 2006 |
| 8-K |
Current report
Auditor change
|
Aug 7, 2006 | Apr 28, 2006 |
| 8-K |
Current report
Auditor change
|
Aug 7, 2006 | Feb 24, 2006 |
| 8-K/A | Amended current report | Aug 7, 2006 | Feb 24, 2006 |
| UPLOAD | Letter from the SEC | Jul 12, 2006 | — |
| 10QSB | Bioforce 10qsb 033106 | May 22, 2006 | Mar 31, 2006 |
| NT 10-Q | Bioforce-nt10q - 033106 | May 16, 2006 | Mar 31, 2006 |
| 10KSB | Bioforce 10ksb 123105 | Apr 17, 2006 | Dec 31, 2005 |
| NT 10-K | Bioforce nt 10k 123105 | Apr 3, 2006 | Dec 31, 2005 |
| 8-K |
Current report
Acquisition or sale of assets
|
Mar 2, 2006 | Feb 24, 2006 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 24, 2006 | Feb 24, 2006 |
| REGDEX | Auto-generated paper document | Jan 12, 2006 | — |
| DEF 14C | Information statement | Jan 10, 2006 | Jan 10, 2006 |
| PRE 14C | Srvv pre 14c | Dec 29, 2005 | Dec 29, 2005 |
| 8-K |
Current report
Material agreement
|
Dec 1, 2005 | Nov 30, 2005 |
| NT 10-Q | Silver river nt 10q 093005 | Nov 15, 2005 | Sep 30, 2005 |
| 10QSB | Silver river 10qsb 093005 | Nov 14, 2005 | Sep 30, 2005 |
| 8-K |
Current report
Auditor change
|
Oct 24, 2005 | Oct 20, 2005 |
| 10QSB | Silver river 10qsb 063005 | Aug 12, 2005 | Jun 30, 2005 |
| 10QSB | Silver river 10qsb 033105 | May 11, 2005 | Mar 31, 2005 |
| 10KSB | Silver river 10ksb 123104 | Mar 31, 2005 | Dec 31, 2004 |
| CORRESP | Letter to the SEC | Jan 19, 2005 | — |
| 10SB12G/A | Silver river amend #1 | Jan 19, 2005 | — |
| UPLOAD | Letter from the SEC | Jan 5, 2005 | — |
| 10SB12G | Silver river ventures 10sb dec 04 | Dec 14, 2004 | — |
Showing 171 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Laboratory Analytical Instruments (SIC 3826)
- Listed as
- BFNH (OTC)
- Fiscal year ends
- December 31
- Headquarters
- Virginia Beach, VA
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1310488
- Former names
- SILVER RIVER VENTURES, INC. (until Feb 24, 2006)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.