Seattle-based company TwinStrand Biosciences has raised $10.3M, according to a filing with the Securities and Exchange Commission. A TwinStrand spokesperson said the close was part of a larger round. The filing shows TwinStrand is looking to raise an additional $15.5M
TwinStrand was founded in 2015 and was spun out of the University of Washington. The company makes DNA sequencing kits. The company says its technique, which it calls “duplex sequencing,” is over 10,000 times more accurate than other DNA sequencing, a means to understand what genetic information is in what DNA segment. The company raised $50 million in May 2021.