From the deal in May, it doesn't sound like there are any more F-star royalties.  I didn't find mention of any other royalties for Denali.

Denali Therapeutics Announces Early Exercise of Its Option to Acquire F-star Gamma
May 30, 2018

"....There are no royalty payments on net sales from future products. Through the acquisition of F-star Gamma, Denali obtains exclusive rights to discover, develop and commercialize an unlimited number of therapeutic products enabled by F-star’s intellectual property...."