Not much media coverage of these layoffs, but this article has some pertinent info, at least.
The job cuts, starting today, include research, pathology and manufacturing and will reduce Five Prime's net cash for operations by $10 million this year, compared to 2018.
https://www.bizjournals.com/sanfrancisco/news/2019/01/15/five-prime-fprx-cancer-job-cuts-hcp-bmy-zlab.html