Cloud storage provider XSky pushed its funding haul to $38m after securing the return of a Tsinghua University's fund management affiliate.
Kaiser Permanente contributed to a round that pushed the total raised by the Stanford-aligned cellular cancer therapy developer to $300m.
GV and Illumina Ventures returned to reinvest in cellular therapy developer SQZ Biotechnologies, an MIT spinout that has now raised at least $166m to date.
Dumac contributed to a round that took the total raised by the cancer screening system developer past the $130m mark.
The radiotherapy developer, which is exploiting UChicago research, has now raised $264m in funding overall.
Graphcore, which traces its origins back to University of Bristol, has added $150m to a round that already included Ahren Innovation Capital.