PBYI vs. BOSC
PBYI (Puma Biotechnology, Inc.) and BOSC (B.O.S. Better Online Solutions Ltd.) are both stocks. PBYI operates in Biotechnology (Healthcare), while BOSC operates in Communication Equipment (Technology). Over the past 10 years, PBYI returned -16.45%/yr vs 4.10%/yr for BOSC. Their 0.10 correlation means their historical movements had little consistent relationship.
Performance
PBYI vs. BOSC - Performance Comparison
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Returns By Period
In the year-to-date period, PBYI achieves a 33.28% return, which is significantly higher than BOSC's -1.32% return. Over the past 10 years, PBYI has underperformed BOSC with an annualized return of -16.45%, while BOSC has yielded a comparatively higher 4.10% annualized return.
PBYI
- 1D
- 0.51%
- 1M
- -4.00%
- 6M
- 22.38%
- YTD
- 33.28%
- 1Y
- 158.31%
- 3Y*
- 30.72%
- 5Y*
- 1.07%
- 10Y*
- -16.45%
- ALL TIME*
- -3.41%
BOSC
- 1D
- 0.00%
- 1M
- 4.17%
- 6M
- -6.83%
- YTD
- -1.32%
- 1Y
- -7.60%
- 3Y*
- 6.46%
- 5Y*
- 2.85%
- 10Y*
- 4.10%
- ALL TIME*
- -11.61%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $84.69K | $108.16K | $200.71K | |
| $2.38M | $2.74M | $2.40M |
PBYI vs. BOSC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PBYI Puma Biotechnology, Inc. | 33.28% | 95.08% | -29.56% | 2.36% | 39.14% | -70.37% | 17.26% | -57.00% | -79.41% | 221.99% |
BOSC B.O.S. Better Online Solutions Ltd. | -1.32% | 38.18% | 25.00% | 26.44% | -28.86% | 29.30% | 14.07% | -8.29% | -0.91% | 3.30% |
Correlation
The correlation between PBYI and BOSC is 0.06, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.06 |
Correlation (3Y) Balances recent behavior with more history. | 0.09 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.11 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.12 |
Correlation (All Time) Calculated using the full available price history since Apr 24, 2012 | 0.10 |
Fundamentals
PBYI:
$403.63M
BOSC:
$31.72M
PBYI:
$0.48
BOSC:
$1.08
PBYI:
16.68
BOSC:
4.15
PBYI:
0.02
BOSC:
0.06
PBYI:
1.78
BOSC:
0.30
PBYI:
$227.21M
BOSC:
$50.57M
PBYI:
$169.14M
BOSC:
$12.08M
PBYI:
$46.97M
BOSC:
$4.65M
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Return for Risk
PBYI vs. BOSC — Risk / Return Rank
PBYI
BOSC
PBYI vs. BOSC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Puma Biotechnology, Inc. (PBYI) and B.O.S. Better Online Solutions Ltd. (BOSC). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| PBYI | BOSC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.43 | ||
| Sortino ratioReturn per unit of downside risk | +2.66 | ||
| Omega ratioGain probability vs. loss probability | 1.44 | 1.00 | +0.43 |
| Calmar ratioReturn relative to maximum drawdown | 6.05 | -0.22 | +6.27 |
| Martin ratioReturn relative to average drawdown | 14.24 | -0.32 | +14.56 |
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Drawdowns
PBYI vs. BOSC - Drawdown Comparison
The maximum PBYI drawdown since its inception was -99.40%, roughly equal to the maximum BOSC drawdown of -99.61%. Use the drawdown chart below to compare losses from any high point for PBYI and BOSC.
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Drawdown Indicators
| PBYI | BOSC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.40% | -99.61% | +0.21% |
Max Drawdown (1Y)Largest decline over 1 year | -25.78% | -37.73% | +11.95% |
Max Drawdown (3Y)Largest decline over 3 years | -69.59% | -39.13% | -30.46% |
Max Drawdown (5Y)Largest decline over 5 years | -78.59% | -54.05% | -24.54% |
Max Drawdown (10Y)Largest decline over 10 years | -98.76% | -64.34% | -34.42% |
Current DrawdownCurrent decline from peak | -97.12% | -98.74% | +1.62% |
Average DrawdownAverage peak-to-trough decline | -74.65% | -87.86% | +13.21% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.93% | 25.71% | -14.78% |
Volatility
PBYI vs. BOSC - Volatility Comparison
Puma Biotechnology, Inc. (PBYI) has a higher volatility of 12.53% compared to B.O.S. Better Online Solutions Ltd. (BOSC) at 9.20%. This indicates that PBYI's price experiences larger fluctuations and is considered to be riskier than BOSC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PBYI | BOSC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 12.53% | 9.20% | +3.33% |
Volatility (6M)Calculated over the trailing 6-month period | 42.14% | 26.66% | +15.48% |
Volatility (1Y)Calculated over the trailing 1-year period | 69.78% | 43.13% | +26.65% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 75.85% | 46.70% | +29.15% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 80.10% | 51.62% | +28.48% |
Dividends
PBYI vs. BOSC - Dividend Comparison
Neither PBYI nor BOSC has paid dividends to shareholders.
Financials
PBYI vs. BOSC - Financials Comparison
This section allows you to compare key financial metrics between Puma Biotechnology, Inc. and B.O.S. Better Online Solutions Ltd.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
PBYI vs. BOSC - Profitability Comparison
PBYI - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Puma Biotechnology, Inc. reported a gross profit of 34.40M and revenue of 44.80M. Therefore, the gross margin over that period was 76.8%.
BOSC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, B.O.S. Better Online Solutions Ltd. reported a gross profit of 3.02M and revenue of 12.62M. Therefore, the gross margin over that period was 23.9%.
PBYI - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Puma Biotechnology, Inc. reported an operating income of -3.83M and revenue of 44.80M, resulting in an operating margin of -8.5%.
BOSC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, B.O.S. Better Online Solutions Ltd. reported an operating income of 812.00K and revenue of 12.62M, resulting in an operating margin of 6.4%.
PBYI - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Puma Biotechnology, Inc. reported a net income of -3.80M and revenue of 44.80M, resulting in a net margin of -8.5%.
BOSC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, B.O.S. Better Online Solutions Ltd. reported a net income of 819.00K and revenue of 12.62M, resulting in a net margin of 6.5%.
Frequently Asked Questions
PBYI and BOSC have a correlation of 0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PBYI has higher volatility (12.53%) compared to BOSC (9.20%). In terms of maximum drawdown, PBYI dropped -99.40% vs BOSC's -99.61%.
PBYI currently has the higher Sharpe Ratio (2.24 vs -0.19), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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