Sera Prognostics - Class A (SERA) closed at $2.03 on October 23, 2026, down 0.5% from the previous close, on volume of 25,029 shares (30-day average 16,113).
Data as of October 23, 2026.
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Sera Prognostics Inc is a health diagnostic company. It is a women's health company utilizing the proprietary proteomics and bioinformatics platform, and data resources to improve maternal and neonatal health by discovering, developing, and commercializing blood-based biomarker tests, and predictive analytic products and services. The Company operates as one operating segment, which is developing and commercializing its medical diagnostic products and services.
Sera Prognostics - Class A trades on the NASDAQ stock market under the symbol SERA.
As of October 23, 2026, SERA stock price declined to $2.03 with 25,029 million shares trading.
SERA has a beta of 1.54, meaning it tends to be more sensitive to market movements. SERA has a correlation of 0.07 to the broad based SPY ETF.
SERA has a market cap of $80.08 million. This is considered a Micro Cap stock.
Last quarter Sera Prognostics - Class A reported $30,000 in Revenue and -$.18 earnings per share. This fell short of revenue expectation by $-36,000 and missed earnings estimates by -$.02.
In the last 3 years, SERA traded as high as $12.36 and as low as $1.37.
The top ETF exchange traded funds that SERA belongs to (by Net Assets): VTI, VXF, IWC, BUSM, AVSC.
SERA has underperformed the market in the last year with a return of -37.0%, while the SPY ETF gained +14.9%. In the last 3 month period, SERA fell short of the market, returning -2.4%, while SPY returned +1.9%. However, in the most recent 2 weeks SERA has outperformed the stock market by returning +0.5%, while SPY returned -1.8%.
SERA support price is $1.94 and resistance is $2.14 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that SERA shares will trade within this expected range on the day.
