Browse the latest SEC filings and forms submitted by RIDGEFIELD ACQUISITION CORP (RDGAD). Access annual reports, quarterly statements, and other official disclosures.
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Search Company Filings →| Form | Filing Date | Description | Link |
|---|---|---|---|
| 8-K | Feb. 3, 2026 | FORM 8-K | View Document |
| 15-12G | Feb. 3, 2026 | FORM 15-12G | View Document |
| DEF 14C | Dec. 12, 2025 | DEF 14C | View Document |
| SC 13E3/A | Dec. 12, 2025 | SC 13E3/A | View Document |
| 10-Q | Nov. 7, 2025 | 10-Q | View Document |
| SC 13E3 | Oct. 20, 2025 | SC 13E3 | View Document |
| PRER14C | Oct. 20, 2025 | PRER14C | View Document |
| PRE 14C | Sept. 17, 2025 | PRE 14C | View Document |
| 10-Q | Aug. 8, 2025 | 10-Q | View Document |
| 10-Q | May 9, 2025 | 10-Q | View Document |
| 10-K | March 14, 2025 | 10-K | View Document |
| 10-Q | Nov. 8, 2024 | 10-Q | View Document |
| 10-Q | Aug. 8, 2024 | 10-Q | View Document |
| 10-Q | May 13, 2024 | 10-Q | View Document |
| SC 13D/A | April 29, 2024 | SC 13D/A | View Document |
| 8-K | April 25, 2024 | FORM 8-K | View Document |
| 4 | April 25, 2024 | OWNERSHIP DOCUMENT | View Document |
| 10-K | March 12, 2024 | 10-K | View Document |
| 8-K | Dec. 4, 2023 | FORM 8-K | View Document |
| 10-Q | Nov. 13, 2023 | 10-Q | View Document |
| SC 13D/A | Oct. 17, 2023 | SC 13D/A | View Document |
| 4 | Oct. 13, 2023 | OWNERSHIP DOCUMENT | View Document |
| 10-Q | Aug. 11, 2023 | 10-Q | View Document |
| 10-Q | May 11, 2023 | 10-Q | View Document |
| 10-K | Feb. 28, 2023 | 10-K | View Document |
| 10-Q | Nov. 4, 2022 | 10-Q | View Document |
| 8-K | Oct. 31, 2022 | FORM 8-K | View Document |
| 10-Q | July 28, 2022 | 10-Q | View Document |
| SC 13D/A | July 1, 2022 | SC 13D/A | View Document |
| 10-Q | May 10, 2022 | 10-Q | View Document |
| 8-K | March 28, 2022 | FORM 8-K | View Document |
| 10-K | March 11, 2022 | 10-K | View Document |
| 10-Q | Oct. 28, 2021 | FORM 10-Q | View Document |
| 10-Q | Aug. 12, 2021 | FORM 10-Q | View Document |
| 10-Q | May 6, 2021 | FORM 10-Q | View Document |
| 4 | March 30, 2021 | OWNERSHIP DOCUMENT | View Document |
| 8-K | March 29, 2021 | FORM 8-K | View Document |
| 10-K | March 4, 2021 | FORM 10-K | View Document |
| 10-Q | Oct. 29, 2020 | FORM 10-Q | View Document |
| 10-Q | Aug. 4, 2020 | FORM 10-Q | View Document |
| 10-Q | May 12, 2020 | FORM 10-Q | View Document |
| 10-K | Feb. 25, 2020 | FORM 10-K | View Document |
| 10-Q | Oct. 31, 2019 | FORM 10-Q | View Document |
| 10-Q | Aug. 1, 2019 | FORM 10-Q | View Document |
| 10-Q | May 9, 2019 | FORM 10-Q | View Document |
| 10-K | March 28, 2019 | FORM 10-K | View Document |
| 10-Q | Oct. 30, 2018 | FORM 10-Q | View Document |
| 10-Q | July 31, 2018 | FORM 10-Q | View Document |
| 10-Q | May 10, 2018 | FORM 10-Q | View Document |
| 10-K | March 30, 2018 | FORM 10-K | View Document |
| 8-K | March 7, 2018 | FORM 8-K | View Document |
| 15-12G/A | Feb. 15, 2018 | 15-12G/A | View Document |
| 15-12G | Jan. 10, 2018 | 15-12G | View Document |
| 10-Q | Nov. 13, 2017 | FORM 10-Q | View Document |
| 10-Q | Aug. 14, 2017 | FORM 10-Q | View Document |
| 10-Q | May 12, 2017 | FORM 10-Q | View Document |
| 10-K | March 31, 2017 | FORM 10-K | View Document |
| 10-Q/A | Nov. 17, 2016 | 10-Q/A | View Document |
| 10-Q | Nov. 3, 2016 | FORM 10-Q | View Document |
| 10-Q | Aug. 19, 2016 | FORM 10-Q | View Document |
| NT 10-Q | Aug. 16, 2016 | NOTIFICATION OF LATE FILING | View Document |
| 10-Q | May 13, 2016 | 10-Q | View Document |
| 10-K | March 30, 2016 | FORM 10-K | View Document |
| 10-Q | Nov. 13, 2015 | FORM 10-Q | View Document |
| 10-Q | Aug. 13, 2015 | 10-Q | View Document |
| 8-K | July 2, 2015 | FORM 8-K | View Document |
| 8-K | June 23, 2015 | FORM 8-K | View Document |
| 10-Q | May 12, 2015 | FORM 10-Q | View Document |
| 10-K | April 14, 2015 | 10-K | View Document |
| NT 10-K | March 31, 2015 | NT 10-K | View Document |
| 8-K | March 5, 2015 | FORM 8-K | View Document |
| 10-Q | Nov. 14, 2014 | FORM 10-Q | View Document |
| 10-Q | Aug. 13, 2014 | 10-Q | View Document |
| 10-Q | May 13, 2014 | 10-Q | View Document |
| 8-K | May 2, 2014 | FORM 8-K | View Document |
| 10-K | March 28, 2014 | 10-K | View Document |
| 10-Q | Nov. 13, 2013 | FORM 10-Q | View Document |
| 10-Q | Aug. 12, 2013 | FORM 10-Q | View Document |
| 10-Q | May 10, 2013 | 10-Q | View Document |
| 10-K | March 27, 2013 | 10-K | View Document |
| 10-Q | Nov. 14, 2012 | FORM 10-Q | View Document |
| 10-Q | Aug. 9, 2012 | FORM 10-Q | View Document |
| 10-Q | May 15, 2012 | FORM 10-Q | View Document |
| 10-K | March 28, 2012 | FORM 10-K | View Document |
| 10-Q | Nov. 14, 2011 | FORM 10-Q | View Document |
| UPLOAD | Nov. 10, 2011 | - | View Document |
| 10-Q/A | Sept. 14, 2011 | FORM 10-Q/A | View Document |
| UPLOAD | Aug. 29, 2011 | - | View Document |
| 10-Q | Aug. 10, 2011 | FORM 10-Q | View Document |
| 8-K/A | July 25, 2011 | FORM 8-K | View Document |
| 8-K | July 8, 2011 | FORM 8-K | View Document |
| 4 | July 5, 2011 | PRIMARY DOCUMENT | View Document |
| 10-Q | May 16, 2011 | FORM 10-Q | View Document |
| 8-K | April 15, 2011 | FORM 8-K | View Document |
| 10-K | March 31, 2011 | FORM 10-K | View Document |
| 8-K | Feb. 1, 2011 | FORM 8-K | View Document |
| SC 13D/A | Dec. 3, 2010 | SCHEDULE 13D/A | View Document |
| 4 | Dec. 2, 2010 | PRIMARY DOCUMENT | View Document |
| 10-Q | Nov. 15, 2010 | FORM 10-Q | View Document |
| 10-Q | Aug. 12, 2010 | FORM 10-Q | View Document |
| 10-Q | May 13, 2010 | RIDGEFIELD ACQUISITION CORP. FORM 10-Q | View Document |
| 10-K | March 30, 2010 | RIDGEFIELD ACQUISITION CORP. FORM 10-K | View Document |
| 8-K | March 3, 2010 | RIDGEFIELD ACQUISITION CORP. FORM 8-K | View Document |
| 10-Q | Nov. 12, 2009 | RIDGEFIELD ACQUISITION CORP. FORM 10-Q | View Document |
| 10-Q | Aug. 13, 2009 | RIDGEFIELD ACQUISITION CORP. FORM 10-Q | View Document |
| 4 | May 28, 2009 | PRIMARY DOCUMENT | View Document |
| 10-Q | May 14, 2009 | RIDGEFIELD ACQUISITION FORM 10-Q | View Document |
| 10-K | March 27, 2009 | RIDGFIELD 12/31/2009 10-K | View Document |
| 8-K | Jan. 7, 2009 | RIDGEFIELD ACQUISITION CORP.1/1/09 8-K | View Document |
| 10-Q | Nov. 13, 2008 | RIDGEFIELD ACQUISITION CORP. FORM 10-Q | View Document |
| 4 | Oct. 17, 2008 | PRIMARY DOCUMENT | View Document |
| 8-K | Sept. 25, 2008 | RIDGEFIELD ACQUISITION CORP. FORM 8-K | View Document |
| UPLOAD | Sept. 18, 2008 | - | View Document |
| 10KSB/A | Sept. 10, 2008 | RIDGEFIELD ACQUISITION CORP., FORM 10-KSB/A3 | View Document |
| UPLOAD | Sept. 10, 2008 | - | View Document |
| 10KSB/A | Sept. 8, 2008 | RIDGEFIELD ACQUISITION CORP., FORM 10-KSB/A2 | View Document |
| UPLOAD | Aug. 22, 2008 | - | View Document |
| 10-Q | Aug. 14, 2008 | FORM 10-Q | View Document |
| 10KSB/A | Aug. 6, 2008 | RIDGEFIELD ACQUISITION CORP. 10-KSB/A | View Document |
| 8-K | June 11, 2008 | RAC FORM 8-K | View Document |
| 10-Q | May 15, 2008 | - | View Document |
| 10KSB | March 31, 2008 | FORM 10-KSB | View Document |
| 4 | Dec. 3, 2007 | PRIMARY DOCUMENT | View Document |
| SC 13D/A | Dec. 3, 2007 | - | View Document |
| 10QSB | Nov. 14, 2007 | - | View Document |
| 10QSB | Aug. 14, 2007 | - | View Document |
| 8-K | June 7, 2007 | - | View Document |
| SC 13D/A | June 1, 2007 | - | View Document |
| 4 | May 31, 2007 | PRIMARY DOCUMENT | View Document |
| 4 | May 31, 2007 | PRIMARY DOCUMENT | View Document |
| 10QSB | May 15, 2007 | - | View Document |
| 8-K | May 1, 2007 | - | View Document |
| 10KSB | April 2, 2007 | - | View Document |
| 10QSB | Nov. 13, 2006 | - | View Document |
| 10QSB | Aug. 14, 2006 | - | View Document |
| 8-K | June 22, 2006 | - | View Document |
| DEF 14C | May 26, 2006 | - | View Document |
| DEFM14A | May 26, 2006 | - | View Document |
| PRE 14C | May 16, 2006 | - | View Document |
| 10QSB | May 15, 2006 | - | View Document |
| PREM14A | May 15, 2006 | PRELIMINARY PROXY STATEMENT | View Document |
| 8-K | May 2, 2006 | - | View Document |
| 10KSB | March 30, 2006 | - | View Document |
| 4/A | March 30, 2006 | PRIMARY DOCUMENT | View Document |
| 4/A | Feb. 28, 2006 | PRIMARY DOCUMENT | View Document |
| 4 | Feb. 28, 2006 | PRIMARY DOCUMENT | View Document |
| 4 | Feb. 28, 2006 | PRIMARY DOCUMENT | View Document |
| 4 | Feb. 28, 2006 | PRIMARY DOCUMENT | View Document |
| 3/A | Jan. 4, 2006 | PRIMARY DOCUMENT | View Document |
| 3 | Jan. 3, 2006 | PRIMARY DOCUMENT | View Document |
| SC 13G | Jan. 3, 2006 | SCHEDULE 13G | View Document |
| 8-K | Dec. 27, 2005 | - | View Document |
| 10QSB | Nov. 14, 2005 | - | View Document |
| 10QSB | Aug. 15, 2005 | - | View Document |
| 4 | May 19, 2005 | PRIMARY DOCUMENT | View Document |
| 4 | May 17, 2005 | PRIMARY DOCUMENT | View Document |
| 10QSB | May 16, 2005 | - | View Document |
| 4 | May 9, 2005 | PRIMARY DOCUMENT | View Document |
| SC 13D/A | April 29, 2005 | - | View Document |
| 10KSB | March 30, 2005 | - | View Document |
| 8-K | Jan. 18, 2005 | - | View Document |
| 10QSB | Nov. 15, 2004 | - | View Document |
| 10QSB | Aug. 16, 2004 | - | View Document |
| 10QSB | May 17, 2004 | - | View Document |
| 10KSB | March 29, 2004 | - | View Document |
| 8-K | Feb. 4, 2004 | - | View Document |
| 10QSB/A | Nov. 19, 2003 | - | View Document |
| 10QSB | Nov. 14, 2003 | - | View Document |
| 8-K | Oct. 22, 2003 | - | View Document |
| SC 13D/A | Aug. 27, 2003 | - | View Document |
| SC 13D/A | Aug. 27, 2003 | - | View Document |
| 4 | Aug. 27, 2003 | PRIMARY DOCUMENT | View Document |
| 10QSB | Aug. 4, 2003 | - | View Document |
| 10QSB | May 15, 2003 | - | View Document |
| 10KSB | March 31, 2003 | - | View Document |
| 4 | March 28, 2003 | - | View Document |
| SC 13D/A | March 28, 2003 | - | View Document |
| 8-K | March 7, 2003 | - | View Document |
| SC 13D/A | Nov. 22, 2002 | - | View Document |
| 4 | Nov. 22, 2002 | - | View Document |
| 10QSB/A | Nov. 18, 2002 | - | View Document |
| 10QSB | Nov. 13, 2002 | - | View Document |
| 10QSB | Aug. 14, 2002 | - | View Document |
| SC 13D/A | July 23, 2002 | - | View Document |
| 10QSB | May 20, 2002 | - | View Document |
| NT 10-Q | May 16, 2002 | - | View Document |
| 10KSB40 | March 29, 2002 | - | View Document |
| 10QSB | Nov. 14, 2001 | - | View Document |
| SC 13D/A | Nov. 8, 2001 | - | View Document |
| 10QSB | Aug. 14, 2001 | - | View Document |
| SC 13D/A | July 6, 2001 | - | View Document |
| SC 13D/A | May 31, 2001 | - | View Document |
| 10QSB | May 15, 2001 | - | View Document |
| SC 13D/A | April 9, 2001 | - | View Document |
| 10KSB40 | March 30, 2001 | - | View Document |
| SC 13D/A | Jan. 25, 2001 | - | View Document |
| 10QSB | Nov. 14, 2000 | - | View Document |
| 10QSB | Aug. 14, 2000 | - | View Document |
| SC 13D/A | July 13, 2000 | - | View Document |
| 10QSB | May 22, 2000 | - | View Document |
| NT 10-Q | May 15, 2000 | - | View Document |
| 8-K | April 6, 2000 | - | View Document |
| SC 13D/A | April 6, 2000 | - | View Document |
| 10KSB | March 23, 2000 | FORM 10KSB FOR FISCAL YEAR END DECEMBER 31, 1999 | View Document |
| SC 14F1 | March 14, 2000 | STATEMENT RE: CHANGE IN MAJORITY OF DIRECTORS | View Document |
| 10QSB | Nov. 12, 1999 | FORM 10QSB FOR QUARTER ENDING SEPTEMBER 30, 1999 | View Document |
| SC 13D/A | Nov. 8, 1999 | AMENDMENT NO. 5 TO SCHEDULE 13D | View Document |
| 10QSB | Aug. 16, 1999 | 10QSB | View Document |
| 8-K/A | May 24, 1999 | FORM 8-K/A | View Document |
| 10-Q | May 21, 1999 | FORM 10-Q | View Document |
| NT 10-Q | May 18, 1999 | NT 10-Q | View Document |
| SC 13G | April 23, 1999 | SCHEDULE 13G | View Document |
| 10-K | April 15, 1999 | FORM 10-K | View Document |
| NT 10-K | March 31, 1999 | NT 10-K | View Document |
| 8-K | March 22, 1999 | FORM 8-K | View Document |
| DEF 14A | Jan. 25, 1999 | DEF 14A | View Document |
| 10QSB/A | Jan. 13, 1999 | 10QSB/A | View Document |
| 10KSB/A | Jan. 13, 1999 | 10KSB/A | View Document |
| PRER14A | Dec. 28, 1998 | PRE14A | View Document |
| 8-K | Dec. 21, 1998 | FORM 8-K | View Document |
| PRE 14A | Nov. 24, 1998 | PRE14A CVR | View Document |
| 8-K | Nov. 24, 1998 | FORM 8-K | View Document |
| 10QSB | Oct. 30, 1998 | FORM 10QSB | View Document |
| 10QSB | Aug. 13, 1998 | FORM 10QSB | View Document |
| 10QSB | May 15, 1998 | FORM 10QSB | View Document |
| 10KSB | March 31, 1998 | 10KSB | View Document |
| 10QSB | Nov. 14, 1997 | FORM 10QSB | View Document |
| 10QSB | Aug. 12, 1997 | FORM 10QSB | View Document |
| 10QSB | May 15, 1997 | FORM 10QSB | View Document |
| SC 13D/A | April 24, 1997 | AMENDMENT NO. 4 TO THE SCHEDULE 13D | View Document |
| 10KSB | April 15, 1997 | 10KSB | View Document |
| NT 10-K | March 31, 1997 | - | View Document |
| 10QSB | Nov. 15, 1996 | FORM 10QSB | View Document |
| 10QSB | Aug. 13, 1996 | FORM 10QSB | View Document |
| SC 13D/A | May 15, 1996 | SCHEDULE 13D/A | View Document |
| 10QSB | May 15, 1996 | FORM 10QSB | View Document |
| 10KSB40 | April 15, 1996 | 10KSB40 | View Document |
| NT 10-K | April 1, 1996 | NT 10-K | View Document |
| 10QSB | Nov. 13, 1995 | OZO DIVERSIFIED AUTOMATION, INC. | View Document |