AMARIN CORP PLC\UK
For the period ended Sep 30, 2026. Filed Oct 28, 2026.
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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Sep 30, 2026 · Filed Oct 28, 2026
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 10-Q
☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the quarterly period ended September 30,2026
OR
☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the transition period from to
Commission File No.000-21392
Amarin Corporation plc
(Exact Name of Registrant as Specified in its Charter)
| England and Wales | Not applicable |
|---|---|
| (State or Other Jurisdiction ofIncorporation or Organization) | (I.R.S. EmployerIdentification No.) |
| 8th Floor, One Central Plaza, Dame Street | Dublin 2, Co. Dublin,D02 K7K5, Ireland |
|---|---|
| (Address of Principal Executive Offices) | (Zip Code) |
Registrant’s telephone number, including area code: +353 (0) 1 6699 020
Securities registered pursuant to Section 12(b) of the Act:
| Title of each class | Trading Symbol | Name of each exchange on which registered |
|---|---|---|
| American Depositary Shares (ADS(s)), each ADSrepresenting the right to receive twenty (20) Ordinary Shares ofAmarin Corporation plc | AMRN | Nasdaq Stock Market LLC |
Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒No ☐
Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒No ☐
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.
| Large accelerated filer | ☐ | Accelerated filer | ☒ |
|---|---|---|---|
| Non-accelerated filer | ☐ | Smaller reporting company | ☐ |
| Emerging growth company | ☐ | ||
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes ☐No ☒
421,464,785 Ordinary Shares, 50 pence par value per share, were outstanding as of October 23, 2026, including 20,634,070 Ordinary Shares held as American Depositary Shares (ADSs), each representing 20 Ordinary Shares.
INDEX TO FORM 10-Q
| Page | ||
|---|---|---|
| PART I – Financial Information | ||
| Item 1. · Financial Statements (unaudited): | ||
| Condensed Consolidated Balance Sheets as of September 30, 2026 and December 31, 2025 | 3 | |
| Condensed Consolidated Statements of Operations for the three and nine months ended September 30, 2026 and 2025 | 4 | |
| Condensed Consolidated Statement of Changes in Stockholders’ Equity for the nine months ended September 30, 2026 and 2025 | 5 | |
| Condensed Consolidated Statements of Cash Flows for the nine months ended September 30, 2026 and 2025 | 6 | |
| Notes to Condensed Consolidated Financial Statements | 7 | |
| Item 2. | Management’s Discussion and Analysis of Financial Condition and Results of Operations | 28 |
| Item 3. | Quantitative and Qualitative Disclosures about Market Risk | 40 |
| Item 4. | Controls and Procedures | 40 |
| PART II – Other Information | ||
| Item 1. | Legal Proceedings | 41 |
| Item 1A. | Risk Factors | 41 |
| Item 2. | Unregistered Sales of Equity Securities and Use of Proceeds | 41 |
| Item 5. | Other Information | 41 |
| Item 6. | Exhibits | 42 |
| SIGNATURES | 43 | |
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