EVNT vs. VOO

Last updated Apr 2, 2026

Compare and contrast key facts about AltShares Event-Driven ETF (EVNT) and Vanguard S&P 500 ETF (VOO).

EVNT and VOO are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. EVNT is an actively managed fund by AltShares. It was launched on Dec 31, 2014. VOO is a passively managed fund by Vanguard that tracks the performance of the S&P 500 Index. It was launched on Sep 7, 2010.

Performance

EVNT vs. VOO - Performance Comparison

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

EVNT vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
EVNT AltShares Event-Driven ETF	1.73%	13.72%	5.13%	13.28%	-8.62%	-3.22%
VOO Vanguard S&P 500 ETF	-3.66%	17.82%	24.98%	26.32%	-18.17%	9.78%

Returns By Period

In the year-to-date period, EVNT achieves a 1.73% return, which is significantly higher than VOO's -3.66% return.

EVNT

• 1D: 0.15%
• 1M: -0.47%
• YTD: 1.73%
• 6M: 3.47%
• 1Y: 12.84%
• 3Y*: 9.41%
• 5Y*: —
• 10Y*: —

VOO

• 1D: 0.79%
• 1M: -4.29%
• YTD: -3.66%
• 6M: -1.41%
• 1Y: 18.17%
• 3Y*: 18.58%
• 5Y*: 11.93%
• 10Y*: 14.14%

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

EVNT vs. VOO - Expense Ratio Comparison

EVNT has a 1.30% expense ratio, which is higher than VOO's 0.03% expense ratio.

EVNT

AltShares Event-Driven ETF

VOO

Vanguard S&P 500 ETF

Return for Risk

EVNT vs. VOO — Risk / Return Rank

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

EVNT

EVNT Risk / Return Rank: 79
EVNT Sharpe Ratio Rank: 70
EVNT Sortino Ratio Rank: 77
EVNT Omega Ratio Rank: 76
EVNT Calmar Ratio Rank: 86
EVNT Martin Ratio Rank: 88

VOO

VOO Risk / Return Rank: 60
VOO Sharpe Ratio Rank: 54
VOO Sortino Ratio Rank: 57
VOO Omega Ratio Rank: 61
VOO Calmar Ratio Rank: 59
VOO Martin Ratio Rank: 69

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.

EVNT vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AltShares Event-Driven ETF (EVNT) 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.

	EVNT	VOO	Difference
Sharpe ratio Return per unit of total volatility	1.30	1.01	+0.29
Sortino ratio Return per unit of downside risk	2.03	1.53	+0.49
Omega ratio Gain probability vs. loss probability	1.30	1.23	+0.07
Calmar ratio Return relative to maximum drawdown	2.78	1.55	+1.23
Martin ratio Return relative to average drawdown	11.39	7.31	+4.09
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

EVNT vs. VOO - Sharpe Ratio Comparison

The current EVNT Sharpe Ratio is 1.30, which is comparable to the VOO Sharpe Ratio of 1.01. The chart below compares the historical Sharpe Ratios of EVNT and VOO, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	EVNT	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.30	1.01	+0.29
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.71	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.79	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.48	0.83	-0.36

Correlation

The correlation between EVNT and VOO is 0.61, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

EVNT vs. VOO - Dividend Comparison

EVNT's dividend yield for the trailing twelve months is around 4.70%, more than VOO's 1.18% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EVNT AltShares Event-Driven ETF	4.70%	4.78%	0.66%	0.59%	2.61%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.18%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Drawdowns

EVNT vs. VOO - Drawdown Comparison

The maximum EVNT drawdown since its inception was -13.85%, smaller than the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for EVNT and VOO.

Drawdown Indicators

	EVNT	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-13.85%	-33.99%	+20.14%
Max Drawdown (1Y) Largest decline over 1 year	-4.84%	-11.98%	+7.14%
Max Drawdown (5Y) Largest decline over 5 years	—	-24.52%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	-0.59%	-5.55%	+4.96%
Average Drawdown Average peak-to-trough decline	-3.91%	-3.72%	-0.19%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.18%	2.55%	-1.37%

Volatility

EVNT vs. VOO - Volatility Comparison

The current volatility for AltShares Event-Driven ETF (EVNT) is 2.04%, while Vanguard S&P 500 ETF (VOO) has a volatility of 5.34%. This indicates that EVNT 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.

Volatility by Period

	EVNT	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.04%	5.34%	-3.30%
Volatility (6M) Calculated over the trailing 6-month period	6.26%	9.47%	-3.21%
Volatility (1Y) Calculated over the trailing 1-year period	9.97%	18.11%	-8.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.39%	16.82%	-7.43%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.39%	17.99%	-8.60%