v3.26.1
Document And Entity Information
Jun. 11, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 11, 2026
Entity Registrant Name Whitehawk Therapeutics, Inc.
Entity Central Index Key 0001422142
Entity Emerging Growth Company false
Entity File Number 001-38560
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 61-1547850
Entity Address, Address Line One 2 Headquarters Plaza, East Building
Entity Address, Address Line Two 11th Floor
Entity Address, City or Town Morristown
Entity Address, State or Province NJ
Entity Address, Postal Zip Code 07960
City Area Code 551
Local Phone Number 321-2234
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock, $0.0001 par value per share
Trading Symbol WHWK
Security Exchange Name NASDAQ