Document and Entity Information
Document and Entity Information | May 17, 2024 |
Cover [Abstract] | |
Amendment Flag | false |
Entity Central Index Key | 0001626199 |
Current Fiscal Year End Date | --12-31 |
Document Type | 8-K |
Document Period End Date | May 17, 2024 |
Entity Registrant Name | ALPINE IMMUNE SCIENCES, INC. |
Entity Incorporation State Country Code | DE |
Entity File Number | 001-37449 |
Entity Tax Identification Number | 20-8969493 |
Entity Address, Address Line One | 188 East Blaine Street |
Entity Address, Address Line Two | Suite 200 |
Entity Address, City or Town | Seattle |
Entity Address, State or Province | WA |
Entity Address, Postal Zip Code | 98102 |
City Area Code | (206) |
Local Phone Number | 788-4545 |
Written Communications | false |
Soliciting Material | false |
Pre Commencement Tender Offer | false |
Pre Commencement Issuer Tender Offer | false |
Security 12b Title | Common Stock, par value $0.001 per share |
Trading Symbol | ALPN |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |