> There's nothing publicly known that would cause this.

I cannot tell if [1] meets the requirements for being a reasonable cause in your (or anybody else's) opinion. Decide for yourself.

[1] https://www.palantir.com/pt_media/palantir-is-providing-coro...

Edit: [1] just contains a link to Forbes, so you can go directly to:

https://www.forbes.com/sites/thomasbrewster/2020/03/31/palan...