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Quantum Computing (QUBT) 10K Form and Latest SEC Filings 2026

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Latest Quantum Computing SEC Filings & Recent Activity

Quantum Computing (NASDAQ:QUBT) has submitted 244+ documents to the U.S. Securities and Exchange Commission (SEC) since 2019. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. Key figures from these filings, including revenue, earnings, and cash flow, are summarized in Quantum Computing's financial statements. The most recent filing was a Form 4/A submitted on August 24, 2026.

Form 4
Quantum Computing Inc. Reports Ownership Change on Aug. 24, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

8-K
Quantum Computing Files Current Report on Jul. 22, 2026

An 8-K is filed when a material corporate event occurs, such as an acquisition, leadership change, or financial update.

View filing

10-K
Quantum Computing Files Annual Report on Mar. 2, 2026

The 10-K contains Quantum Computing's audited financial statements, revenue, earnings, and risk factors for the prior fiscal year.

View earnings history

Quantum Computing SEC Filing History

Browse Quantum Computing's complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
08/24/2026 8:01 PM
Huang Yuping (1935476) Reporting
Quantum Computing (1758009) Issuer
Form 4/A
08/21/2026 3:27 PM
Huang Yuping (1935476) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
07/22/2026 4:00 PM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/23/2026 7:55 AM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/01/2026 8:19 PM
Begliarbekov Milan (2070151) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/01/2026 8:19 PM
Dianat Pouya (2067879) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/01/2026 8:20 PM
Huang Yuping (1935476) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/28/2026 8:51 PM
Huang Yuping (1935476) Filed by
Quantum Computing (1758009) Subject
Form SCHEDULE 13D/A
05/18/2026 3:47 PM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/11/2026 3:05 PM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/30/2026 3:31 PM
Quantum Computing (1758009) Filer
Form DEF 14A
04/30/2026 3:32 PM
Quantum Computing (1758009) Filer
Form DEFA14A
04/29/2026 4:31 PM
Quantum Computing (1758009) Filer
Form PRER14A
04/20/2026 4:16 PM
Quantum Computing (1758009) Filer
Form PRE 14A
04/17/2026 3:55 PM
Quantum Computing (1758009) Filer
Form 8-K/A
04/14/2026 5:22 PM
FAGENSON ROBERT B (1215183) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/14/2026 5:22 PM
Quantum Computing (1758009) Issuer
Schwartz Eric Mark (2060250) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/14/2026 5:23 PM
Quantum Computing (1758009) Issuer
Shabani Javad (2021223) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/14/2026 5:23 PM
Quantum Computing (1758009) Issuer
TURMELLE MICHAEL C (1206290) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/14/2026 5:23 PM
Quantum Computing (1758009) Issuer
Weimer Carl Scott (1960986) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/27/2026 10:33 AM
Quantum Computing (1758009) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G/A
03/11/2026 6:21 PM
Quantum Computing (1758009) Issuer
Roberts Christopher Bruce (1757685) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2026 3:13 PM
Quantum Computing (1758009) Subject
Roberts Christopher Bruce (1757685) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/10/2026 3:10 PM
Quantum Computing (1758009) Subject
Roberts Christopher Bruce (1757685) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/05/2026 8:00 AM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/02/2026 4:06 PM
Quantum Computing (1758009) Filer
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
01/30/2026 1:44 PM
Quantum Computing (1758009) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G/A
01/12/2026 5:21 PM
Begliarbekov Milan (2070151) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/12/2026 5:11 PM
Begliarbekov Milan (2070151) Reporting
Quantum Computing (1758009) Issuer
Form 3
Initial statement of beneficial ownership of securities  
01/12/2026 7:48 AM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/16/2025 7:59 PM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/15/2025 4:06 PM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/17/2025 5:24 PM
BlackRock, Inc. (2012383) Filed by
Quantum Computing (1758009) Subject
Form SCHEDULE 13G
10/09/2025 8:58 PM
Quantum Computing (1758009) Filer
Form S-3ASR
10/08/2025 4:28 PM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/02/2025 5:34 PM
CITADEL ADVISORS LLC (1423053) Filed by
Quantum Computing (1758009) Subject
Form SCHEDULE 13G
10/01/2025 4:26 PM
Quantum Computing (1758009) Filer
Form S-3ASR
09/24/2025 4:29 PM
Quantum Computing (1758009) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/17/2025 3:42 PM
FAGENSON ROBERT B (1215183) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/17/2025 3:49 PM
Huang Yuping (1935476) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/08/2025 7:56 PM
Quantum Computing (1758009) Issuer
Shabani Javad (2021223) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
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09/05/2025 6:08 PM
Huang Yuping (1935476) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2025 4:01 PM
Dianat Pouya (2067879) Reporting
Quantum Computing (1758009) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2025 3:05 PM
Huang Yuping (1935476) Reporting
Quantum Computing (1758009) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
(Data available from 1/1/2016 forward)

Quantum Computing SEC Filings - Frequently Asked Questions

Quantum Computing (QUBT) has submitted 244+ filings to the SEC since 2019. You can browse the complete history or filter by form type using the tools above.

Quantum Computing's fiscal year ends on December 31. The company typically files its 10-K annual report by the end of February, covering the prior fiscal year's financial results. Key financial data from these reports is available on Quantum Computing's financial statements page.

The most recent filing was a Form 4/A submitted on August 24, 2026. View the full filing using the link above.

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


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SEC filings for NASDAQ:QUBT are sourced directly from the U.S. Securities and Exchange Commission (SEC), with the most recent filing dated 8/24/2026. New filings are added as they're published.
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