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RBOT vs. VOO
Performance
Return for Risk
Drawdowns
Volatility
Dividends

RBOT vs. VOO

Last updated Jun 4, 2026

RBOT (Vicarious Surgical Inc.) is a stock, while VOO (Vanguard S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, RBOT returned -70.45%/yr vs 13.90%/yr for VOO. At a 0.29 correlation, their price movements are largely independent.

Performance

RBOT vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vicarious Surgical Inc. (RBOT) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, RBOT achieves a -69.15% return, which is significantly lower than VOO's 10.91% return.

RBOT

1D
-10.13%
1M
-25.53%
YTD
-69.15%
6M
-79.71%
1Y
-90.69%
3Y*
-78.35%
5Y*
-70.45%
10Y*
—

VOO

1D
-0.70%
1M
5.04%
YTD
10.91%
6M
10.93%
1Y
28.04%
3Y*
22.44%
5Y*
13.90%
10Y*
15.56%
*Multi-year figures are annualized to reflect compound growth (CAGR)

RBOT vs. VOO - Yearly Performance Comparison

2026 (YTD)202520242023202220212020
RBOT
Vicarious Surgical Inc.		-69.15%-83.51%19.63%-81.85%-80.98%4.53%4.21%
VOO
Vanguard S&P 500 ETF		10.91%17.82%24.98%26.32%-18.17%28.79%10.08%

Correlation

The correlation between RBOT and VOO is 0.24, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.24

Correlation (3Y)
Calculated over the trailing 3-year period

0.26

Correlation (5Y)
Calculated over the trailing 5-year period

0.30

Correlation (All Time)
Calculated using the full available price history since Sep 8, 2020

0.29

Compare stocks, funds, or ETFs

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Vicarious Surgical Inc.

Vanguard S&P 500 ETF

Often compared with RBOT:
RBOT vs. BOTZRBOT vs. XTRBOT vs. CHATRBOT vs. IRBORBOT vs. SOXXRBOT vs. EUNL.DERBOT vs. SPY
Often compared with VOO:
VOO vs. VTIVOO vs. QQQVOO vs. SCHDVOO vs. VTVOO vs. SPYVOO vs. FXAIXVOO vs. IVV

Return for Risk

RBOT vs. VOO — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
RBOT
RBOT Risk / Return Rank: 1414
Overall Rank
RBOT Sharpe Ratio Rank: 88
Sharpe Ratio Rank
RBOT Sortino Ratio Rank: 1010
Sortino Ratio Rank
RBOT Omega Ratio Rank: 22
Omega Ratio Rank
RBOT Calmar Ratio Rank: 2323
Calmar Ratio Rank
RBOT Martin Ratio Rank: 2626
Martin Ratio Rank
VOO
VOO Risk / Return Rank: 7070
Overall Rank
VOO Sharpe Ratio Rank: 7171
Sharpe Ratio Rank
VOO Sortino Ratio Rank: 7070
Sortino Ratio Rank
VOO Omega Ratio Rank: 7070
Omega Ratio Rank
VOO Calmar Ratio Rank: 6262
Calmar Ratio Rank
VOO Martin Ratio Rank: 7575
Martin Ratio Rank
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.

RBOT vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vicarious Surgical Inc. (RBOT) and Vanguard S&P 500 ETF (VOO). 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.

RBOTVOODifference
Sharpe ratioReturn per unit of total volatility
-0.83
2.39

-3.22

Sortino ratioReturn per unit of downside risk
-1.04
3.25

-4.30

Omega ratioGain probability vs. loss probability

0.72

1.43

-0.72

Calmar ratioReturn relative to maximum drawdown

-0.50

3.16

-3.66

Martin ratioReturn relative to average drawdown

-0.75

14.73

-15.48

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RBOT vs. VOO - Sharpe Ratio Comparison

The current RBOT Sharpe Ratio is -0.83, which is lower than the VOO Sharpe Ratio of 2.39. The chart below compares the historical Sharpe Ratios of RBOT and VOO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

RBOTVOODifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

-0.83

2.39

-3.22

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

-0.45

0.83

-1.28

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

—

0.87

—

Sharpe Ratio (All Time)

Calculated using the full available price history

-0.42

0.89

-1.31

Drawdowns

RBOT vs. VOO - Drawdown Comparison

The maximum RBOT drawdown since its inception was -99.85%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for RBOT and VOO.

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Drawdown Indicators

RBOTVOODifference

Max Drawdown

Largest peak-to-trough decline

-99.85%

-33.99%

-65.86%

Max Drawdown (1Y)

Largest decline over 1 year

-94.92%

-8.90%

-86.02%

Max Drawdown (3Y)

Largest decline over 3 years

-99.03%

-18.69%

-80.34%

Max Drawdown (5Y)

Largest decline over 5 years

-99.85%

-24.52%

-75.33%

Max Drawdown (10Y)

Largest decline over 10 years

—

-33.99%

—

Current Drawdown

Current decline from peak

-99.85%

-0.70%

-99.15%

Average Drawdown

Average peak-to-trough decline

-69.76%

-3.69%

-66.07%

Ulcer Index

Depth and duration of drawdowns from previous peaks

33.00%

1.91%

+31.09%

Volatility

RBOT vs. VOO - Volatility Comparison

The current volatility for Vicarious Surgical Inc. (RBOT) is 2.51%, while Vanguard S&P 500 ETF (VOO) has a volatility of 2.84%. This indicates that RBOT experiences smaller price fluctuations and is considered to be less risky than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

RBOTVOODifference

Volatility (1M)

Calculated over the trailing 1-month period

2.51%

2.84%

-0.33%

Volatility (6M)

Calculated over the trailing 6-month period

82.40%

8.90%

+73.50%

Volatility (1Y)

Calculated over the trailing 1-year period

124.73%

11.80%

+112.93%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

114.18%

16.81%

+97.37%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

106.27%

18.01%

+88.26%

Dividends

RBOT vs. VOO - Dividend Comparison

RBOT has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.03%.

PositionTTM20252024202320222021202020192018201720162015
RBOT
Vicarious Surgical Inc.		0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
VOO
Vanguard S&P 500 ETF		1.03%1.13%1.24%1.46%1.69%1.25%1.54%1.88%2.06%1.78%2.02%2.10%

Frequently Asked Questions

RBOT and VOO have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

VOO has higher volatility (2.84%) compared to RBOT (2.51%). In terms of maximum drawdown, RBOT dropped -99.85% vs VOO's -33.99%.

VOO currently has the higher Sharpe Ratio (2.39 vs -0.83), 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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