AIMOX vs. FSOSX

Last updated Jun 4, 2026

AIMOX (AQR International Momentum Style Fund) and FSOSX (Fidelity Series Overseas Fund) are both Foreign Large Cap Equities funds. Their correlation of 0.93 suggests significant overlap in exposure. AIMOX charges 0.57%/yr vs 0.01%/yr for FSOSX.

Performance

AIMOX vs. FSOSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AQR International Momentum Style Fund (AIMOX) and Fidelity Series Overseas Fund (FSOSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

AIMOX

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

FSOSX

• 1D: 0.96%
• 1M: 3.89%
• YTD: 5.63%
• 6M: 7.55%
• 1Y: 8.98%
• 3Y*: 13.16%
• 5Y*: 6.73%
• 10Y*: —

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

AIMOX vs. FSOSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
AIMOX AQR International Momentum Style Fund	6.10%	34.89%	8.70%	16.69%	-19.43%	12.04%	16.57%	5.32%
FSOSX Fidelity Series Overseas Fund	5.63%	21.29%	5.87%	21.49%	-23.25%	19.59%	16.36%	7.78%

Correlation

The correlation between AIMOX and FSOSX is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.89
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (All Time) Calculated using the full available price history since Jul 1, 2019	0.93

The correlation between AIMOX and FSOSX has been stable across timeframes, ranging from 0.89 to 0.93 - a consistent structural relationship.

Return for Risk

AIMOX vs. FSOSX — Risk / Return Rank

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

FSOSX

FSOSX Risk / Return Rank: 7
FSOSX Sharpe Ratio Rank: 6
FSOSX Sortino Ratio Rank: 6
FSOSX Omega Ratio Rank: 6
FSOSX Calmar Ratio Rank: 7
FSOSX Martin Ratio Rank: 8

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.

AIMOX vs. FSOSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AQR International Momentum Style Fund (AIMOX) and Fidelity Series Overseas Fund (FSOSX). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	AIMOX	FSOSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.50	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.38	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	0.51	—

Drawdowns

Drawdown Indicators

	AIMOX	FSOSX	Difference
Max Drawdown Largest peak-to-trough decline	—	-35.36%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-12.39%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-14.07%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-35.36%	—
Current Drawdown Current decline from peak	—	-1.31%	—
Average Drawdown Average peak-to-trough decline	—	-7.78%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	3.46%	—

Volatility

Volatility by Period

	AIMOX	FSOSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	6.14%	—
Volatility (6M) Calculated over the trailing 6-month period	—	14.30%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	16.80%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	17.67%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	19.05%	—

AIMOX vs. FSOSX - Expense Ratio Comparison

AIMOX has a 0.57% expense ratio, which is higher than FSOSX's 0.01% expense ratio.

Dividends

AIMOX vs. FSOSX - Dividend Comparison

AIMOX's dividend yield for the trailing twelve months is around 20.85%, more than FSOSX's 8.66% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AIMOX AQR International Momentum Style Fund	20.85%	15.20%	22.64%	13.66%	2.77%	2.22%	1.12%	2.34%	2.17%	2.19%	2.52%	1.62%
FSOSX Fidelity Series Overseas Fund	8.66%	9.15%	2.25%	1.63%	1.80%	2.92%	1.12%	0.37%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both AIMOX and FSOSX in my portfolio?

AIMOX and FSOSX have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.