Protagonist Therapeutics (NASDAQ:PTGX – Get Free Report) and Sera Prognostics (NASDAQ:SERA – Get Free Report) are both healthcare companies, but which is the superior business? We will contrast the two companies based on the strength of their profitability, institutional ownership, dividends, valuation, analyst recommendations, earnings and risk.
Risk and Volatility
Protagonist Therapeutics has a beta of 1.8, meaning that its stock price is 80% more volatile than the S&P 500. Comparatively, Sera Prognostics has a beta of 0.98, meaning that its stock price is 2% less volatile than the S&P 500.
Insider and Institutional Ownership
98.6% of Protagonist Therapeutics shares are held by institutional investors. Comparatively, 54.6% of Sera Prognostics shares are held by institutional investors. 5.2% of Protagonist Therapeutics shares are held by company insiders. Comparatively, 11.3% of Sera Prognostics shares are held by company insiders. Strong institutional ownership is an indication that endowments, hedge funds and large money managers believe a stock is poised for long-term growth.
Valuation and Earnings
| Gross Revenue | Price/Sales Ratio | Net Income | Earnings Per Share | Price/Earnings Ratio | |
| Protagonist Therapeutics | $46.02 million | 203.90 | -$130.15 million | $1.03 | 140.78 |
| Sera Prognostics | $80,000.00 | 988.72 | -$31.93 million | ($0.67) | -2.99 |
Sera Prognostics has lower revenue, but higher earnings than Protagonist Therapeutics. Sera Prognostics is trading at a lower price-to-earnings ratio than Protagonist Therapeutics, indicating that it is currently the more affordable of the two stocks.
Analyst Recommendations
This is a summary of recent ratings and target prices for Protagonist Therapeutics and Sera Prognostics, as reported by MarketBeat.
| Sell Ratings | Hold Ratings | Buy Ratings | Strong Buy Ratings | Rating Score | |
| Protagonist Therapeutics | 0 | 2 | 16 | 0 | 2.89 |
| Sera Prognostics | 1 | 0 | 1 | 1 | 2.67 |
Protagonist Therapeutics presently has a consensus price target of $147.13, suggesting a potential upside of 1.47%. Sera Prognostics has a consensus price target of $5.50, suggesting a potential upside of 174.31%. Given Sera Prognostics’ higher possible upside, analysts clearly believe Sera Prognostics is more favorable than Protagonist Therapeutics.
Profitability
This table compares Protagonist Therapeutics and Sera Prognostics’ net margins, return on equity and return on assets.
| Net Margins | Return on Equity | Return on Assets | |
| Protagonist Therapeutics | 29.40% | 12.03% | 11.23% |
| Sera Prognostics | -47,475.72% | -46.71% | -34.06% |
Summary
Protagonist Therapeutics beats Sera Prognostics on 10 of the 15 factors compared between the two stocks.
About Protagonist Therapeutics
Protagonist Therapeutics, Inc., a biopharmaceutical company, develops peptide-based drugs for hematology and blood disorders, and inflammatory and immunomodulatory diseases. It is developing Rusfertide (PTG-300), an injectable hepcidin mimetic that completed phase 2 clinical trials for the treatment of polycythemia vera and other blood disorders; and JNJ-2113, an orally delivered investigational drug to block biological pathways that completed phase 2b clinical trials for the treatment of moderate-to-severe plaque psoriasis; and PN-943, an orally delivered, gut-restricted alpha 4 beta 7 specific integrin antagonist completed a phase 2 clinical trials in patients with moderate to severe ulcerative colitis. The company has a license and collaboration agreement with Takeda to commercialize rusfertide; and JNJ Innovative Medicines to co-develop Interleukin-23 receptor antagonist compound JNJ-2113. Protagonist Therapeutics, Inc. was incorporated in 2006 and is headquartered in Newark, California.
About Sera Prognostics
Sera Prognostics, Inc., a women's health diagnostic company, discovers, develops, and commercializes biomarker tests for improving pregnancy outcomes in the United States. The company develops PreTRM test, a blood-based biomarker test to predict the risk of spontaneous preterm birth in singleton pregnancies. It is also developing a portfolio of product candidates for various pregnancy-related conditions, including preterm birth, preeclampsia, molecular time-to-birth, predictive analytics, gestational diabetes mellitus, fetal growth restriction, stillbirth, and postpartum depression. The company was incorporated in 2008 and is headquartered in Salt Lake City, Utah.
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