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Quoin Pharmaceuticals (QNRX) 10K Form and Latest SEC Filings 2026

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Latest Quoin Pharmaceuticals SEC Filings & Recent Activity

Quoin Pharmaceuticals (NASDAQ:QNRX) has submitted 337+ documents to the U.S. Securities and Exchange Commission (SEC) since 2017. 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. The most recent filing was a Form 10-Q submitted on May 7, 2026.

Form 4
Quoin Pharmaceuticals, Ltd. Reports Ownership Change on Mar. 31, 2026

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

View insider ownership

8-K
Quoin Pharmaceuticals Files Current Report on Mar. 26, 2026

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

View filing

10-Q
Quoin Pharmaceuticals Files Quarterly Report on May. 7, 2026

The 10-Q contains Quoin Pharmaceuticals's unaudited quarterly financial statements, revenue, earnings updates, and cash flow changes between annual reports.

View earnings history

Quoin Pharmaceuticals SEC Filing History

Browse Quoin Pharmaceuticals' 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
05/07/2026 12:34 PM
Quoin Pharmaceuticals (1671502) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
04/29/2026 5:41 AM
Aberdeen Group plc (1716774) Filed by
Quoin Pharmaceuticals (1671502) Subject
Form SCHEDULE 13G/A
03/31/2026 12:59 PM
Quoin Pharmaceuticals (1671502) Issuer
Stonepine Capital Management, LLC (1440771) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/26/2026 8:35 AM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/17/2026 7:14 PM
ADAR1 Capital Management, LLC (1940272) Filed by
Quoin Pharmaceuticals (1671502) Subject
Form SCHEDULE 13G
02/11/2026 4:10 PM
INTEGRATED CORE STRATEGIES (0) US
Quoin Pharmaceuticals (1671502) Subject
Form SCHEDULE 13G/A
02/06/2026 4:12 PM
Leong Natalie Ee Mun (1959318) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:14 PM
Quoin Pharmaceuticals (1671502) Issuer
SEMBER MICHAEL T (1107486) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:15 PM
LANGER DENNIS (1274225) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:17 PM
Carter Denise P. (1958621) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:18 PM
Myers Michael (1959547) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:20 PM
Culverwell Anthony James (1693548) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:21 PM
Cooper Joseph Patrick (1368711) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:24 PM
Lawlor Sally Bridget (2084407) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 4:28 PM
Ikarian Capital, LLC (1778253) Filed by
Quoin Pharmaceuticals (1671502) Subject
Form SCHEDULE 13G/A
02/02/2026 7:00 PM
Quoin Pharmaceuticals (1671502) Issuer
Stonepine Capital Management, LLC (1440771) Reporting
Form 3
Initial statement of beneficial ownership of securities  
02/02/2026 7:01 PM
Quoin Pharmaceuticals (1671502) Subject
Stonepine Capital Management, LLC (1440771) Filed by
Form SCHEDULE 13G/A
01/28/2026 10:05 AM
Aberdeen Group plc (1716774) Filed by
Quoin Pharmaceuticals (1671502) Subject
Form SCHEDULE 13G
01/20/2026 4:18 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/16/2025 3:04 PM
Quoin Pharmaceuticals (1671502) Subject
Stonepine Capital Management, LLC (1440771) Filed by
Form SCHEDULE 13G
12/15/2025 8:53 PM
Ikarian Capital, LLC (1778253) Filed by
Quoin Pharmaceuticals (1671502) Subject
Form SCHEDULE 13G
12/11/2025 9:10 AM
Quoin Pharmaceuticals (1671502) Subject
Resolute Capital Asset Partners LLC (1834913) Filed by
Form SCHEDULE 13G
12/05/2025 7:00 AM
Quoin Pharmaceuticals (1671502) Filer
Form 424B3
12/04/2025 11:15 PM
Quoin Pharmaceuticals (1671502) Filer
Form EFFECT
12/03/2025 4:39 PM
Lawlor Sally Bridget (2084407) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
11/17/2025 4:00 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/12/2025 7:00 AM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/07/2025 3:46 PM
Quoin Pharmaceuticals (1671502) Filer
Form S-3
Registration statement under Securities Act of 1933  
11/06/2025 3:18 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/27/2025 3:32 PM
INTEGRATED CORE STRATEGIES (0) US
Quoin Pharmaceuticals (1671502) Subject
Form SCHEDULE 13G
10/23/2025 3:57 PM
Quoin Pharmaceuticals (1671502) Filer
Form D
Notice of Exempt Offering of Securities 
10/21/2025 3:40 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/15/2025 4:15 PM
LANGER DENNIS (1274225) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/15/2025 3:15 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/08/2025 3:31 PM
Lawlor Sally Bridget (2084407) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 3
Initial statement of beneficial ownership of securities  
08/27/2025 3:34 PM
Quoin Pharmaceuticals (1671502) Filer
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
08/27/2025 5:06 AM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/26/2025 7:23 AM
Quoin Pharmaceuticals (1671502) Filer
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
08/25/2025 3:05 PM
LANGER DENNIS (1274225) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/25/2025 3:05 PM
Culverwell Anthony James (1693548) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/25/2025 3:06 PM
Leong Natalie Ee Mun (1959318) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
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08/21/2025 4:28 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/17/2025 4:03 PM
Quoin Pharmaceuticals (1671502) Filer
Form ARS
07/08/2025 4:07 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/07/2025 4:13 PM
Quoin Pharmaceuticals (1671502) Filer
Form PRE 14A
06/25/2025 7:56 AM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/20/2025 3:30 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/13/2025 7:06 PM
Myers Michael (1959547) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4/A
06/13/2025 7:09 PM
Carter Denise P. (1958621) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4/A
06/04/2025 3:00 PM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/02/2025 7:42 PM
Myers Michael (1959547) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025 7:36 PM
Quoin Pharmaceuticals (1671502) Issuer
SEMBER MICHAEL T (1107486) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025 7:37 PM
Cooper Joseph Patrick (1368711) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025 7:38 PM
LANGER DENNIS (1274225) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025 7:39 PM
Leong Natalie Ee Mun (1959318) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025 7:40 PM
Carter Denise P. (1958621) Reporting
Quoin Pharmaceuticals (1671502) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/21/2025 7:31 AM
Quoin Pharmaceuticals (1671502) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)

Quoin Pharmaceuticals SEC Filings - Frequently Asked Questions

Quoin Pharmaceuticals (QNRX) has submitted 337+ filings to the SEC since 2017. You can browse the complete history or filter by form type using the tools above.

Quoin Pharmaceuticals'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.

The most recent filing was a Form 10-Q submitted on May 7, 2026. This was a quarterly financial update for 2025.

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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This page (NASDAQ:QNRX) was last updated on 5/14/2026 by MarketBeat.com Staff.
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