AI vs. VOO
AI (C3.ai, 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, AI returned -30.92%/yr vs 13.58%/yr for VOO. A 0.52 correlation means they provide meaningful diversification when combined.
Performance
AI vs. VOO - Performance Comparison
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Returns By Period
In the year-to-date period, AI achieves a -28.04% return, which is significantly lower than VOO's 9.75% return.
AI
- 1D
- -5.83%
- 1M
- 4.41%
- YTD
- -28.04%
- 6M
- -33.65%
- 1Y
- -58.90%
- 3Y*
- -33.77%
- 5Y*
- -30.92%
- 10Y*
- —
VOO
- 1D
- -0.29%
- 1M
- 0.08%
- YTD
- 9.75%
- 6M
- 9.30%
- 1Y
- 26.77%
- 3Y*
- 21.36%
- 5Y*
- 13.58%
- 10Y*
- 15.77%
AI vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
AI C3.ai, Inc. | -28.04% | -60.85% | 19.92% | 156.57% | -64.19% | -77.48% | 38.75% |
VOO Vanguard S&P 500 ETF | 9.75% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 1.45% |
Correlation
The correlation between AI and VOO is 0.52, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.52 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.55 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.55 |
Correlation (All Time) Calculated using the full available price history since Dec 9, 2020 | 0.52 |
The correlation between AI and VOO has been stable across timeframes, ranging from 0.52 to 0.55 - a consistent structural relationship.
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Return for Risk
AI vs. VOO — Risk / Return Rank
AI
VOO
AI vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for C3.ai, Inc. (AI) 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.
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.
| AI | VOO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -3.07 | ||
| Sortino ratioReturn per unit of downside risk | -4.23 | ||
| Omega ratioGain probability vs. loss probability | 0.83 | 1.39 | -0.56 |
| Calmar ratioReturn relative to maximum drawdown | -0.80 | 3.02 | -3.83 |
| Martin ratioReturn relative to average drawdown | -1.12 | 13.58 | -14.70 |
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Drawdowns
AI vs. VOO - Drawdown Comparison
The maximum AI drawdown since its inception was -95.63%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for AI and VOO.
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Drawdown Indicators
| AI | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -95.63% | -33.99% | -61.64% |
Max Drawdown (1Y)Largest decline over 1 year | -73.39% | -8.90% | -64.49% |
Max Drawdown (3Y)Largest decline over 3 years | -82.51% | -18.69% | -63.82% |
Max Drawdown (5Y)Largest decline over 5 years | -88.32% | -24.52% | -63.80% |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.99% | — |
Current DrawdownCurrent decline from peak | -94.53% | -1.74% | -92.79% |
Average DrawdownAverage peak-to-trough decline | -81.97% | -3.68% | -78.29% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 52.73% | 1.98% | +50.75% |
Volatility
AI vs. VOO - Volatility Comparison
C3.ai, Inc. (AI) has a higher volatility of 18.04% compared to Vanguard S&P 500 ETF (VOO) at 4.60%. This indicates that AI's price experiences larger fluctuations and is considered to be riskier 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
| AI | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 18.04% | 4.60% | +13.44% |
Volatility (6M)Calculated over the trailing 6-month period | 48.17% | 9.73% | +38.44% |
Volatility (1Y)Calculated over the trailing 1-year period | 65.65% | 12.39% | +53.26% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 77.68% | 16.90% | +60.78% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 81.99% | 18.05% | +63.94% |
Dividends
AI vs. VOO - Dividend Comparison
AI has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.04%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AI C3.ai, 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 | 1.04% | 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
AI and VOO have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AI has higher volatility (18.04%) compared to VOO (4.60%). In terms of maximum drawdown, AI dropped -95.63% vs VOO's -33.99%.
VOO currently has the higher Sharpe Ratio (2.17 vs -0.90), 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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