STPAX vs. AAIZX

Last updated Aug 4, 2026

STPAX (Saratoga Technology & Communications Portfolio) and AAIZX (Alger AI Enablers & Adopters Z) are both mutual funds - STPAX is a Technology Equities fund managed by Saratoga, while AAIZX is a Artificial Intelligence fund actively managed by Alger. Over the past year, STPAX returned 14.03% vs 36.67% for AAIZX. Their correlation of 0.87 means they have usually moved in the same direction. STPAX charges 2.53%/yr vs 0.55%/yr for AAIZX.

Performance

STPAX vs. AAIZX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Saratoga Technology & Communications Portfolio (STPAX) and Alger AI Enablers & Adopters Z (AAIZX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, STPAX achieves a 6.30% return, which is significantly lower than AAIZX's 18.89% return.

STPAX

• 1D: 2.19%
• 1M: 0.27%
• 6M: 7.03%
• YTD: 6.30%
• 1Y: 14.03%
• 3Y*: 16.89%
• 5Y*: 8.20%
• 10Y*: 15.75%
• ALL TIME*: 7.20%

AAIZX

• 1D: 1.53%
• 1M: -2.33%
• 6M: 19.72%
• YTD: 18.89%
• 1Y: 36.67%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 41.83%

*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)
AAIZX Alger AI Enablers & Adopters Z	$0.00	$0.00	$0.00
STPAX Saratoga Technology & Communications Portfolio	$0.00	$0.00	$0.00

STPAX vs. AAIZX - Yearly Performance Comparison

	2026 (YTD)	2025	2024
STPAX Saratoga Technology & Communications Portfolio	6.30%	16.20%	7.79%
AAIZX Alger AI Enablers & Adopters Z	18.89%	41.00%	33.76%

Correlation

The correlation between STPAX and AAIZX is 0.87, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.87
Correlation (All Time) Calculated using the full available price history since Apr 8, 2024	0.87

The correlation between STPAX and AAIZX has been stable across timeframes, ranging from 0.87 to 0.87 - a consistent structural relationship.

Return for Risk

STPAX vs. AAIZX — Risk / Return Rank

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

STPAX

STPAX Risk / Return Rank: 14
STPAX Sharpe Ratio Rank: 14
STPAX Sortino Ratio Rank: 14
STPAX Omega Ratio Rank: 14
STPAX Calmar Ratio Rank: 13
STPAX Martin Ratio Rank: 14

AAIZX

AAIZX Risk / Return Rank: 38
AAIZX Sharpe Ratio Rank: 40
AAIZX Sortino Ratio Rank: 37
AAIZX Omega Ratio Rank: 35
AAIZX Calmar Ratio Rank: 45
AAIZX Martin Ratio Rank: 34

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.

STPAX vs. AAIZX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Saratoga Technology & Communications Portfolio (STPAX) and Alger AI Enablers & Adopters Z (AAIZX). 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.

	STPAX	AAIZX	Difference
Sharpe ratio: Return per unit of total volatility	0.61	1.29	-0.68
Sortino ratio: Return per unit of downside risk	0.93	1.81	-0.88
Omega ratio: Gain probability vs. loss probability	1.11	1.22	-0.11
Calmar ratio: Return relative to maximum drawdown	0.73	1.89	-1.17
Martin ratio: Return relative to average drawdown	2.17	5.31	-3.14

STPAX vs. AAIZX - Sharpe Ratio Comparison

The current STPAX Sharpe Ratio is 0.61, which is lower than the AAIZX Sharpe Ratio of 1.29. The chart below compares the historical Sharpe Ratios of STPAX and AAIZX, 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

STPAX vs. AAIZX - Drawdown Comparison

The maximum STPAX drawdown since its inception was -94.25%, which is greater than AAIZX's maximum drawdown of -29.00%. Use the drawdown chart below to compare losses from any high point for STPAX and AAIZX.

Drawdown Indicators

	STPAX	AAIZX	Difference
Max Drawdown Largest peak-to-trough decline	-94.25%	-29.00%	-65.25%
Max Drawdown (1Y) Largest decline over 1 year	-15.49%	-17.47%	+1.98%
Max Drawdown (3Y) Largest decline over 3 years	-22.78%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-37.07%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-37.07%	—	—
Current Drawdown Current decline from peak	-5.80%	-7.57%	+1.77%
Average Drawdown Average peak-to-trough decline	-58.45%	-5.01%	-53.44%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.19%	6.22%	-1.03%

Volatility

STPAX vs. AAIZX - Volatility Comparison

The current volatility for Saratoga Technology & Communications Portfolio (STPAX) is 5.72%, while Alger AI Enablers & Adopters Z (AAIZX) has a volatility of 9.50%. This indicates that STPAX experiences smaller price fluctuations and is considered to be less risky than AAIZX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	STPAX	AAIZX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.72%	9.50%	-3.78%
Volatility (6M) Calculated over the trailing 6-month period	14.70%	20.56%	-5.86%
Volatility (1Y) Calculated over the trailing 1-year period	18.40%	25.72%	-7.32%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.97%	28.05%	-6.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.13%	28.05%	-5.92%

STPAX vs. AAIZX - Expense Ratio Comparison

STPAX has a 2.53% expense ratio, which is higher than AAIZX's 0.55% expense ratio.

Dividends

STPAX vs. AAIZX - Dividend Comparison

STPAX's dividend yield for the trailing twelve months is around 16.27%, more than AAIZX's 5.31% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AAIZX Alger AI Enablers & Adopters Z	5.31%	6.31%	4.44%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
STPAX Saratoga Technology & Communications Portfolio	16.27%	17.30%	13.90%	7.63%	22.55%	13.94%	14.21%	12.52%	4.84%	8.32%	9.28%	12.58%

Frequently Asked Questions

Can I hold both STPAX and AAIZX in my portfolio?

STPAX and AAIZX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, STPAX or AAIZX?

AAIZX has higher volatility (9.50%) compared to STPAX (5.72%). In terms of maximum drawdown, STPAX dropped -94.25% vs AAIZX's -29.00%.

Which has better risk-adjusted returns?

AAIZX currently has the higher Sharpe Ratio (1.29 vs 0.61), 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.