Appili Therapeutics' VXV-01 fungal vaccine contract with NIAID terminated for convenience

Appili Therapeutics has lost a key government contract for its fungal vaccine. The National Institute of Allergy and Infectious Diseases (NIAID), part of the NIH, issued the company a Notice of Termination for Convenience on the VXV-01 program, according to GlobeNewswire. The contract, numbered 75N93025C00033, had only been awarded in October 2025.
Appili says it is still assessing what the termination means for the program. The company is pushing ahead to find other sources of non-dilutive funding — money that does not require giving up ownership stakes — to keep its pipeline alive, Financial Post reported.
A "termination for convenience" is a standard government contract clause. It lets a federal agency end a contract at any time, for any reason, without claiming the contractor did anything wrong. The agency simply decides the work is no longer needed or funded. The contractor is typically paid for work already completed.
In this case, NIAID pulled the plug on a contract that was less than a year old. Appili has not disclosed how much money it had received under the contract before the notice arrived. The company is now weighing its options, according to The Province.
VXV-01 is Appili's experimental vaccine candidate aimed at fungal diseases. Fungal infections kill over 1.5 million people globally each year, yet few approved vaccines exist. NIAID had been funding development of VXV-01 as part of its infectious disease research mandate.
The loss of NIAID support is a setback for the program. Appili has not said whether VXV-01 development will pause or continue while it searches for new funding, according to National Post.
Appili has built its business largely on non-dilutive government funding. Since the company was founded, it has received over US$75 million in cumulative government grants and contracts, according to ADVFN. That track record shows its ability to win public support for infectious disease and biodefense work.
The company says it remains active in submitting new funding proposals. It did not name specific agencies or programs it is targeting. The goal is to keep its pipeline moving without issuing new shares to raise cash.
The termination comes amid wider uncertainty around U.S. government science funding. NIH has faced pressure to reduce spending, and contract terminations have become more common across biomedical research programs. Appili has not directly linked the VXV-01 cut to any broader NIH budget action.
For a small biopharmaceutical company like Appili, losing a government contract can have an outsized impact. The company says it is focused on securing replacement funding quickly to protect its infectious disease pipeline, according to Hannah Herald.
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