WTAI vs. PTY

Last updated Jun 14, 2026

WTAI (WisdomTree Artificial Intelligence and Innovation Fund) and PTY (PIMCO Corporate & Income Opportunity Fund) are both funds - WTAI is a Technology Equities fund tracking the WisdomTree Artificial Intelligence & Innovation Index, while PTY is a Corporate Bonds fund managed by PIMCO. Over the past 3 years, WTAI returned 32.29%/yr vs 7.73%/yr for PTY. At a 0.34 correlation, their price movements are largely independent. WTAI charges 0.45%/yr vs 1.19%/yr for PTY.

Performance

WTAI vs. PTY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in WisdomTree Artificial Intelligence and Innovation Fund (WTAI) and PIMCO Corporate & Income Opportunity Fund (PTY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WTAI achieves a 52.09% return, which is significantly higher than PTY's -3.70% return.

WTAI

• 1D: 1.07%
• 1M: 9.78%
• YTD: 52.09%
• 6M: 53.98%
• 1Y: 99.10%
• 3Y*: 32.29%
• 5Y*: —
• 10Y*: —

PTY

• 1D: 0.26%
• 1M: -0.51%
• YTD: -3.70%
• 6M: -3.85%
• 1Y: -4.11%
• 3Y*: 7.73%
• 5Y*: -0.75%
• 10Y*: 8.71%

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

WTAI vs. PTY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
WTAI WisdomTree Artificial Intelligence and Innovation Fund	52.09%	34.83%	6.53%	46.32%	-42.27%	-1.93%
PTY PIMCO Corporate & Income Opportunity Fund	-3.70%	-0.51%	19.87%	22.56%	-18.71%	-7.24%

Correlation

The correlation between WTAI and PTY is 0.30, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.30
Correlation (3Y) Calculated over the trailing 3-year period	0.21
Correlation (All Time) Calculated using the full available price history since Dec 9, 2021	0.34

The correlation between WTAI and PTY shifts across timeframes, from 0.21 (3 years) to 0.34 (all time), reflecting how their relationship changes across market environments.

Return for Risk

WTAI vs. PTY — Risk / Return Rank

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

WTAI

WTAI Risk / Return Rank: 91
WTAI Sharpe Ratio Rank: 94
WTAI Sortino Ratio Rank: 88
WTAI Omega Ratio Rank: 88
WTAI Calmar Ratio Rank: 94
WTAI Martin Ratio Rank: 91

PTY

PTY Risk / Return Rank: 2
PTY Sharpe Ratio Rank: 2
PTY Sortino Ratio Rank: 2
PTY Omega Ratio Rank: 1
PTY Calmar Ratio Rank: 2
PTY Martin Ratio Rank: 2

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.

WTAI vs. PTY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree Artificial Intelligence and Innovation Fund (WTAI) and PIMCO Corporate & Income Opportunity Fund (PTY). 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.

	WTAI	PTY	Difference
Sharpe ratio: Return per unit of total volatility	3.10	-0.42	+3.52
Sortino ratio: Return per unit of downside risk	3.49	-0.50	+3.99
Omega ratio: Gain probability vs. loss probability	1.48	0.92	+0.55
Calmar ratio: Return relative to maximum drawdown	6.20	-0.29	+6.50
Martin ratio: Return relative to average drawdown	19.00	-0.57	+19.57

WTAI vs. PTY - Sharpe Ratio Comparison

The current WTAI Sharpe Ratio is 3.10, which is higher than the PTY Sharpe Ratio of -0.42. The chart below compares the historical Sharpe Ratios of WTAI and PTY, 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

WTAI vs. PTY - Drawdown Comparison

The maximum WTAI drawdown since its inception was -45.96%, smaller than the maximum PTY drawdown of -60.86%. Use the drawdown chart below to compare losses from any high point for WTAI and PTY.

Drawdown Indicators

	WTAI	PTY	Difference
Max Drawdown Largest peak-to-trough decline	-45.96%	-60.86%	+14.90%
Max Drawdown (1Y) Largest decline over 1 year	-15.42%	-15.44%	+0.02%
Max Drawdown (3Y) Largest decline over 3 years	-31.83%	-16.04%	-15.79%
Max Drawdown (5Y) Largest decline over 5 years	—	-41.38%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-46.55%	—
Current Drawdown Current decline from peak	-5.68%	-12.60%	+6.92%
Average Drawdown Average peak-to-trough decline	-19.77%	-8.61%	-11.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.03%	7.89%	-2.86%

Volatility

WTAI vs. PTY - Volatility Comparison

WisdomTree Artificial Intelligence and Innovation Fund (WTAI) has a higher volatility of 15.12% compared to PIMCO Corporate & Income Opportunity Fund (PTY) at 2.64%. This indicates that WTAI's price experiences larger fluctuations and is considered to be riskier than PTY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WTAI	PTY	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.12%	2.64%	+12.48%
Volatility (6M) Calculated over the trailing 6-month period	25.90%	7.49%	+18.41%
Volatility (1Y) Calculated over the trailing 1-year period	30.89%	10.80%	+20.09%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.41%	17.39%	+14.02%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.41%	21.19%	+10.22%

WTAI vs. PTY - Expense Ratio Comparison

WTAI has a 0.45% expense ratio, which is lower than PTY's 1.19% expense ratio.

Dividends

WTAI vs. PTY - Dividend Comparison

WTAI's dividend yield for the trailing twelve months is around 1.19%, less than PTY's 12.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PTY PIMCO Corporate & Income Opportunity Fund	12.15%	11.05%	9.92%	10.77%	13.12%	9.16%	8.74%	8.37%	10.63%	9.48%	12.09%	11.92%
WTAI WisdomTree Artificial Intelligence and Innovation Fund	1.19%	1.81%	0.19%	0.24%	0.22%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both WTAI and PTY in my portfolio?

WTAI and PTY have a correlation of 0.30, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WTAI or PTY?

WTAI has higher volatility (15.12%) compared to PTY (2.64%). In terms of maximum drawdown, WTAI dropped -45.96% vs PTY's -60.86%.

Which has better risk-adjusted returns?

WTAI currently has the higher Sharpe Ratio (3.10 vs -0.42), 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.