// startup autopsy
Amplimmune
Checkpoint pioneer absorbed before it could fly solo
acquisition gone wrongAcqui-hire
Fatal mistake: Amplimmune could not sustain independent clinical development on $20M and became an acquisition target before proving commercial viability.
Key Events Timeline
FOUNDING
Amplimmune founded in the USA to develop immunology checkpoint inhibitor therapies.
FUNDING
Raised $20M in venture funding to advance PD-L2 and B7 protein research programs.
PRODUCT LAUNCH
Amplimmune advanced its checkpoint inhibitor candidates into preclinical and early clinical evaluation.
ACQUISITION ATTEMPT
AstraZeneca initiates acquisition discussions valuing Amplimmune at $225M for its immuno-oncology assets.
SHUTDOWN
Amplimmune absorbed into AstraZeneca for $225M, ending its existence as an independent biotech.