Cover Page
Cover Page - USD ($) $ in Millions | 12 Months Ended | ||
Dec. 31, 2023 | Mar. 01, 2024 | Jun. 30, 2023 | |
Cover [Abstract] | |||
Document Type | 10-K/A | ||
Document Annual Report | true | ||
Document Period End Date | Dec. 31, 2023 | ||
Current Fiscal Year End Date | --12-31 | ||
Document Transition Report | false | ||
Entity File Number | 001-35342 | ||
Entity Registrant Name | LUMOS PHARMA, INC. | ||
Entity Incorporation, State or Country Code | DE | ||
Entity Tax Identification Number | 42-1491350 | ||
Entity Address, Address Line One | 4200 Marathon Blvd #200 | ||
Entity Address, City or Town | Austin | ||
Entity Address, State or Province | TX | ||
Entity Address, Postal Zip Code | 78756 | ||
City Area Code | 512 | ||
Local Phone Number | 215-2630 | ||
Title of 12(b) Security | Common Stock | ||
Trading Symbol | LUMO | ||
Security Exchange Name | NASDAQ | ||
Entity Well-known Seasoned Issuer | No | ||
Entity Voluntary Filers | No | ||
Entity Current Reporting Status | Yes | ||
Entity Interactive Data Current | Yes | ||
Entity Filer Category | Non-accelerated Filer | ||
Entity Small Business | true | ||
Entity Emerging Growth Company | false | ||
ICFR Auditor Attestation Flag | false | ||
Document Financial Statement Error Correction [Flag] | false | ||
Entity Shell Company | false | ||
Entity Public Float | $ 21.5 | ||
Entity Common Stock, Shares Outstanding (in shares) | 8,107,121 | ||
Documents Incorporated by Reference | Portions of the registrant’s definitive proxy statement for its 2024 Annual Meeting of Shareholders, to be held on May 31, 2024, which will be filed within 120 days of December 31, 2023, are incorporated by reference into Part III of this Annual Report on Form 10-K . | ||
Entity Central Index Key | 0001126234 | ||
Document Fiscal Year Focus | 2023 | ||
Document Fiscal Period Focus | FY | ||
Amendment Flag | false |