BOSC vs. CTMX

Last updated Jun 3, 2026

BOSC (B.O.S. Better Online Solutions Ltd.) and CTMX (CytomX Therapeutics, Inc.) are both stocks. BOSC operates in Communication Equipment (Technology), while CTMX operates in Biotechnology (Healthcare). Over the past 10 years, BOSC returned 1.64%/yr vs -11.61%/yr for CTMX. At a 0.10 correlation, their price movements are largely independent.

Performance

BOSC vs. CTMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in B.O.S. Better Online Solutions Ltd. (BOSC) and CytomX Therapeutics, Inc. (CTMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BOSC achieves a -6.58% return, which is significantly higher than CTMX's -25.82% return. Over the past 10 years, BOSC has outperformed CTMX with an annualized return of 1.64%, while CTMX has yielded a comparatively lower -11.61% annualized return.

BOSC

• 1D: 3.65%
• 1M: -8.97%
• YTD: -6.58%
• 6M: -3.07%
• 1Y: -9.75%
• 3Y*: 10.94%
• 5Y*: 3.37%
• 10Y*: 1.64%

CTMX

• 1D: -8.41%
• 1M: -24.40%
• YTD: -25.82%
• 6M: -17.06%
• 1Y: 25.90%
• 3Y*: 22.24%
• 5Y*: -14.21%
• 10Y*: -11.61%

*Multi-year figures are annualized to reflect compound growth (CAGR)

BOSC vs. CTMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BOSC B.O.S. Better Online Solutions Ltd.	-6.58%	38.18%	25.00%	26.44%	-28.86%	29.30%	14.07%	-8.29%	-0.91%	3.30%
CTMX CytomX Therapeutics, Inc.	-25.82%	313.59%	-33.55%	-3.13%	-63.05%	-33.89%	-21.18%	-44.97%	-28.47%	92.08%

Correlation

The correlation between BOSC and CTMX is 0.08, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.08
Correlation (3Y) Calculated over the trailing 3-year period	0.11
Correlation (5Y) Calculated over the trailing 5-year period	0.09
Correlation (10Y) Calculated over the trailing 10-year period	0.09
Correlation (All Time) Calculated using the full available price history since Oct 9, 2015	0.10

Fundamentals

EPS BOSC : $0.83 CTMX : -$0.37
PS Ratio BOSC : 0.37 CTMX : 14.26
Total Revenue (TTM) BOSC : $50.57M CTMX : $35.54M
Gross Profit (TTM) BOSC : $12.08M CTMX : $24.77M
EBITDA (TTM) BOSC : $4.65M CTMX : -$62.07M

Return for Risk

BOSC vs. CTMX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

BOSC

BOSC Risk / Return Rank: 32
BOSC Sharpe Ratio Rank: 31
BOSC Sortino Ratio Rank: 29
BOSC Omega Ratio Rank: 29
BOSC Calmar Ratio Rank: 35
BOSC Martin Ratio Rank: 36

CTMX

CTMX Risk / Return Rank: 52
CTMX Sharpe Ratio Rank: 50
CTMX Sortino Ratio Rank: 57
CTMX Omega Ratio Rank: 56
CTMX Calmar Ratio Rank: 49
CTMX Martin Ratio Rank: 50

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

BOSC vs. CTMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for B.O.S. Better Online Solutions Ltd. (BOSC) and CytomX Therapeutics, Inc. (CTMX). 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.

	BOSC	CTMX	Difference
Sharpe ratio Return per unit of total volatility	-0.22	0.27	-0.49
Sortino ratio Return per unit of downside risk	-0.01	1.17	-1.18
Omega ratio Gain probability vs. loss probability	1.00	1.15	-0.15
Calmar ratio Return relative to maximum drawdown	-0.15	0.36	-0.51
Martin ratio Return relative to average drawdown	-0.26	0.82	-1.08
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BOSC vs. CTMX - Sharpe Ratio Comparison

The current BOSC Sharpe Ratio is -0.22, which is lower than the CTMX Sharpe Ratio of 0.27. The chart below compares the historical Sharpe Ratios of BOSC and CTMX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	BOSC	CTMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.22	0.27	-0.49
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.07	-0.10	+0.17
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.03	-0.10	+0.14
Sharpe Ratio (All Time) Calculated using the full available price history	-0.14	-0.11	-0.02

Drawdowns

BOSC vs. CTMX - Drawdown Comparison

The maximum BOSC drawdown since its inception was -99.90%, roughly equal to the maximum CTMX drawdown of -98.74%. Use the drawdown chart below to compare losses from any high point for BOSC and CTMX.

Drawdown Indicators

	BOSC	CTMX	Difference
Max Drawdown Largest peak-to-trough decline	-99.90%	-98.74%	-1.16%
Max Drawdown (1Y) Largest decline over 1 year	-37.73%	-53.19%	+15.46%
Max Drawdown (3Y) Largest decline over 3 years	-39.13%	-91.59%	+52.46%
Max Drawdown (5Y) Largest decline over 5 years	-59.35%	-94.16%	+34.81%
Max Drawdown (10Y) Largest decline over 10 years	-64.34%	-98.74%	+34.40%
Current Drawdown Current decline from peak	-99.70%	-90.77%	-8.93%
Average Drawdown Average peak-to-trough decline	-89.50%	-70.68%	-18.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	21.95%	23.48%	-1.53%

Volatility

BOSC vs. CTMX - Volatility Comparison

B.O.S. Better Online Solutions Ltd. (BOSC) has a higher volatility of 14.77% compared to CytomX Therapeutics, Inc. (CTMX) at 13.47%. This indicates that BOSC's price experiences larger fluctuations and is considered to be riskier than CTMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BOSC	CTMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.77%	13.47%	+1.30%
Volatility (6M) Calculated over the trailing 6-month period	30.09%	68.39%	-38.30%
Volatility (1Y) Calculated over the trailing 1-year period	44.75%	96.84%	-52.09%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	48.22%	141.79%	-93.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	52.26%	111.38%	-59.12%

Dividends

BOSC vs. CTMX - Dividend Comparison

Neither BOSC nor CTMX has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both BOSC and CTMX in my portfolio?

BOSC and CTMX have a correlation of 0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BOSC or CTMX?

BOSC has higher volatility (14.77%) compared to CTMX (13.47%). In terms of maximum drawdown, BOSC dropped -99.90% vs CTMX's -98.74%.

Which has better risk-adjusted returns?

CTMX currently has the higher Sharpe Ratio (0.27 vs -0.22), 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.