Short interest in Sera Prognostics Inc (NASDAQ:SERA) increased during the last reporting period, rising from 247.47K to 381.49K. This put 1.23% of the company's publicly available shares short.

Based on the recent average volume of 82.68K shares traded per day, it would take 4.61 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.