STXS vs. RR

Last updated Aug 1, 2026

STXS (Stereotaxis, Inc.) and RR (Richtech Robotics Inc. Class B Common Stock) are both stocks. STXS operates in Medical Instruments & Supplies (Healthcare), while RR operates in Specialty Industrial Machinery (Industrials). Over the past year, STXS returned -43.24% vs -21.98% for RR. Their 0.27 correlation means their historical movements had little consistent relationship.

Performance

STXS vs. RR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Stereotaxis, Inc. (STXS) and Richtech Robotics Inc. Class B Common Stock (RR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, STXS achieves a -45.22% return, which is significantly higher than RR's -56.04% return.

STXS

• 1D: -5.26%
• 1M: -29.61%
• 6M: -42.47%
• YTD: -45.22%
• 1Y: -43.24%
• 3Y*: -5.44%
• 5Y*: -32.68%
• 10Y*: -0.90%
• ALL TIME*: -17.22%

RR

• 1D: -1.39%
• 1M: -27.55%
• 6M: -60.34%
• YTD: -56.04%
• 1Y: -21.98%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: -37.24%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
RR Richtech Robotics Inc. Class B Common Stock	$8.61M	$11.44M	$26.44M
STXS Stereotaxis, Inc.	$1.55M	$2.05M	$1.23M

STXS vs. RR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
STXS Stereotaxis, Inc.	-45.22%	0.88%	30.29%	15.13%
RR Richtech Robotics Inc. Class B Common Stock	-56.04%	19.63%	-54.62%	19.00%

Correlation

The correlation between STXS and RR is 0.41, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.41
Correlation (All Time) Calculated using the full available price history since Nov 17, 2023	0.27

The correlation between STXS and RR shifts across timeframes, from 0.27 (all time) to 0.41 (1 year), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap STXS : $123.40M RR : $260.80M
EPS STXS : -$0.23 RR : -$0.08
PS Ratio STXS : 3.86 RR : 54.77
PB Ratio STXS : 13.67 RR : 1.02
Total Revenue (TTM) STXS : $31.20M RR : $5.05M
Gross Profit (TTM) STXS : $16.80M RR : $3.29M
EBITDA (TTM) STXS : -$20.72M RR : -$12.64M

Return for Risk

STXS vs. RR — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

STXS

STXS Risk / Return Rank: 13
STXS Sharpe Ratio Rank: 9
STXS Sortino Ratio Rank: 11
STXS Omega Ratio Rank: 13
STXS Calmar Ratio Rank: 18
STXS Martin Ratio Rank: 16

RR

RR Risk / Return Rank: 39
RR Sharpe Ratio Rank: 35
RR Sortino Ratio Rank: 47
RR Omega Ratio Rank: 45
RR Calmar Ratio Rank: 34
RR Martin Ratio Rank: 35

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

STXS vs. RR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Stereotaxis, Inc. (STXS) and Richtech Robotics Inc. Class B Common Stock (RR). 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.

	STXS	RR	Difference
Sharpe ratio: Return per unit of total volatility	-0.81	-0.21	-0.60
Sortino ratio: Return per unit of downside risk	-1.08	0.54	-1.62
Omega ratio: Gain probability vs. loss probability	0.88	1.06	-0.18
Calmar ratio: Return relative to maximum drawdown	-0.69	-0.31	-0.38
Martin ratio: Return relative to average drawdown	-1.19	-0.48	-0.71

STXS vs. RR - Sharpe Ratio Comparison

The current STXS Sharpe Ratio is -0.81, which is lower than the RR Sharpe Ratio of -0.21. The chart below compares the historical Sharpe Ratios of STXS and RR, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

STXS vs. RR - Drawdown Comparison

The maximum STXS drawdown since its inception was -99.68%, roughly equal to the maximum RR drawdown of -96.67%. Use the drawdown chart below to compare losses from any high point for STXS and RR.

Drawdown Indicators

	STXS	RR	Difference
Max Drawdown Largest peak-to-trough decline	-99.68%	-96.67%	-3.01%
Max Drawdown (1Y) Largest decline over 1 year	-64.71%	-80.88%	+16.17%
Max Drawdown (3Y) Largest decline over 3 years	-64.71%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-86.12%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-87.61%	—	—
Current Drawdown Current decline from peak	-99.22%	-87.21%	-12.01%
Average Drawdown Average peak-to-trough decline	-82.70%	-75.19%	-7.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	37.45%	53.08%	-15.63%

Volatility

STXS vs. RR - Volatility Comparison

The current volatility for Stereotaxis, Inc. (STXS) is 16.02%, while Richtech Robotics Inc. Class B Common Stock (RR) has a volatility of 20.90%. This indicates that STXS experiences smaller price fluctuations and is considered to be less risky than RR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	STXS	RR	Difference
Volatility (1M) Calculated over the trailing 1-month period	16.02%	20.90%	-4.88%
Volatility (6M) Calculated over the trailing 6-month period	35.62%	59.98%	-24.36%
Volatility (1Y) Calculated over the trailing 1-year period	55.38%	118.83%	-63.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	66.46%	160.48%	-94.02%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	74.45%	160.48%	-86.03%

Dividends

STXS vs. RR - Dividend Comparison

Neither STXS nor RR has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both STXS and RR in my portfolio?

STXS and RR have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, STXS or RR?

RR has higher volatility (20.90%) compared to STXS (16.02%). In terms of maximum drawdown, STXS dropped -99.68% vs RR's -96.67%.

Which has better risk-adjusted returns?

RR currently has the higher Sharpe Ratio (-0.21 vs -0.81), 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.