CSTL vs OPK
Head-to-Head Stock Analysis & Investment Rating
Last Updated: Oct 02, 2026
CSTL
OPK
Investment Advisor Scores
OPK
AI Analyst Insights
Detailed Metrics Comparison
| Metric | CSTL | OPK | Winner |
|---|---|---|---|
|
Valuation
Lower P/E and PEG ratios suggest a stock may be undervalued relative to earnings and growth. Value investors prefer lower multiples. |
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| Forward P/E | 0 | 53.7634 | Tie |
| PEG Ratio | 0 | 93.6471 | Tie |
|
Growth
Higher revenue and earnings growth rates indicate a company is expanding faster. Strong growth often justifies premium valuations. |
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| Revenue Growth | 20.1% | 4.3% | CSTL |
| Earnings Growth | -51.6% | -12.6% | OPK |
|
Quality & Profitability
Higher Tradestie Score and profit margins reveal how efficiently a company operates. Strong profitability indicates competitive advantages. |
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| Tradestie Score | 43.4/100 | 45.5/100 | OPK |
| Profit Margin | -5.4% | -12.4% | CSTL |
|
Risk Profile
Lower Beta and Implied Volatility values indicate reduced market risk. Conservative investors favor stocks with less price volatility. |
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| Beta | 1.00 | 1.00 | Tie |
|
Sentiment
AI Recommendation reflects overall analyst and proprietary sentiment. Stronger recommendations signal higher conviction. |
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| AI Recommendation | HOLD | HOLD | Tie |
Relative Price Performance (Last 90 Days)
Current Technical Phase
CSTL
MarkupPrice above SMA50, rising 50-day trend (15.1% over 20 days), RSI 58
OPK
NeutralMixed signals - no dominant trend phase, RSI 49
Fundamentals Snapshot
| Metric | CSTL | OPK |
|---|---|---|
| Market Cap | — | — |
| Forward P/E | -37.6 | -5.7 |
| Trailing P/E | — | — |
| Revenue (TTM) | — | — |
| Revenue Growth | 0.2% | 0.0% |
| Gross Margin | 0.8% | 0.2% |
| Operating Margin | 0.0% | -0.2% |
| EPS | -0.64 | -0.07 |
| Dividend Yield | — | — |