Cover
Cover - USD ($) $ in Millions | 12 Months Ended | ||
Dec. 31, 2021 | Apr. 13, 2022 | Jun. 30, 2021 | |
Document Information [Line Items] | |||
Document Type | 10-K/A | ||
Amendment Flag | true | ||
Amendment Description | Amendment No. 1 | ||
Document Annual Report | true | ||
Document Transition Report | false | ||
Document Period End Date | Dec. 31, 2021 | ||
Document Fiscal Period Focus | FY | ||
Document Fiscal Year Focus | 2021 | ||
Current Fiscal Year End Date | --12-31 | ||
Entity File Number | 001-38869 | ||
Entity Registrant Name | HOOKIPA PHARMA INC. | ||
Entity Central Index Key | 0001760542 | ||
Entity Tax Identification Number | 81-5395687 | ||
Entity Incorporation, State or Country Code | DE | ||
Entity Address, Address Line One | 350 Fifth Avenue, 72nd Floor, Suite 7240 | ||
Entity Address, City or Town | New York | ||
Entity Address, State or Province | NY | ||
Entity Address, Postal Zip Code | 10118 | ||
Country Region | +43 | ||
City Area Code | 1 | ||
Local Phone Number | 890 63 60 | ||
Title of 12(b) Security | Common Stock, $0.0001 Par Value per Share | ||
Trading Symbol | HOOK | ||
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 | true | ||
Elected Not To Use the Extended Transition Period | true | ||
Entity Shell Company | false | ||
Entity Public Float | $ 237.9 | ||
Auditor Name | PwC Wirtschaftsprüfung GmbH | ||
Auditor Location | Vienna, Austria | ||
ICFR Auditor Attestation Flag | false | ||
Auditor Firm ID | 1259 | ||
Common Stock [Member] | |||
Document Information [Line Items] | |||
Entity Common Stock, Shares Outstanding | 50,872,734 | ||
Common Class A [Member] | |||
Document Information [Line Items] | |||
Entity Common Stock, Shares Outstanding | 3,819,732 |