Sera Prognostics reported third quarter 2021 revenue of $23,000, an increase from $5,000 for the same period in 2020. Net loss for the quarter was $9.9 million, compared to $5.1 million for the same quarter a year ago. The company had cash and cash equivalents of approximately $82.5 million and $67.5 million of available-for-sale securities as of September 30, 2021.