PTSIX vs. FSOSX

Last updated Apr 1, 2026

Compare and contrast key facts about PIMCO RAE PLUS International Fund (PTSIX) and Fidelity Series Overseas Fund (FSOSX).

PTSIX is managed by PIMCO. It was launched on Sep 29, 2011. FSOSX is managed by Fidelity. It was launched on Jun 21, 2019.

Performance

PTSIX vs. FSOSX - Performance Comparison

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

PTSIX vs. FSOSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
PTSIX PIMCO RAE PLUS International Fund	7.77%	35.74%	2.54%	18.35%	-11.35%	-56.03%	0.48%	7.00%
FSOSX Fidelity Series Overseas Fund	-5.69%	21.29%	5.87%	21.49%	-23.25%	19.59%	16.36%	7.78%

Returns By Period

In the year-to-date period, PTSIX achieves a 7.77% return, which is significantly higher than FSOSX's -5.69% return.

PTSIX

• 1D: 0.52%
• 1M: -7.19%
• YTD: 7.77%
• 6M: 16.86%
• 1Y: 36.40%
• 3Y*: 18.32%
• 5Y*: -8.79%
• 10Y*: 0.25%

FSOSX

• 1D: 0.36%
• 1M: -11.39%
• YTD: -5.69%
• 6M: -5.28%
• 1Y: 7.28%
• 3Y*: 10.01%
• 5Y*: 5.83%
• 10Y*: —

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

PTSIX vs. FSOSX - Expense Ratio Comparison

PTSIX has a 0.82% expense ratio, which is higher than FSOSX's 0.01% expense ratio.

PTSIX

PIMCO RAE PLUS International Fund

FSOSX

Fidelity Series Overseas Fund

Return for Risk

PTSIX vs. FSOSX — Risk / Return Rank

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

PTSIX

PTSIX Risk / Return Rank: 92
PTSIX Sharpe Ratio Rank: 95
PTSIX Sortino Ratio Rank: 92
PTSIX Omega Ratio Rank: 92
PTSIX Calmar Ratio Rank: 90
PTSIX Martin Ratio Rank: 93

FSOSX

FSOSX Risk / Return Rank: 14
FSOSX Sharpe Ratio Rank: 14
FSOSX Sortino Ratio Rank: 13
FSOSX Omega Ratio Rank: 13
FSOSX Calmar Ratio Rank: 15
FSOSX Martin Ratio Rank: 16

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.

PTSIX vs. FSOSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PIMCO RAE PLUS International Fund (PTSIX) 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.

	PTSIX	FSOSX	Difference
Sharpe ratio Return per unit of total volatility	2.25	0.34	+1.91
Sortino ratio Return per unit of downside risk	2.77	0.58	+2.19
Omega ratio Gain probability vs. loss probability	1.44	1.08	+0.36
Calmar ratio Return relative to maximum drawdown	2.53	0.40	+2.13
Martin ratio Return relative to average drawdown	11.73	1.51	+10.22
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PTSIX vs. FSOSX - Sharpe Ratio Comparison

The current PTSIX Sharpe Ratio is 2.25, which is higher than the FSOSX Sharpe Ratio of 0.34. The chart below compares the historical Sharpe Ratios of PTSIX and FSOSX, 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

	PTSIX	FSOSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.25	0.34	+1.91
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.29	0.34	-0.62
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.01	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.10	0.43	-0.33

Correlation

The correlation between PTSIX and FSOSX 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

PTSIX vs. FSOSX - Dividend Comparison

PTSIX's dividend yield for the trailing twelve months is around 4.33%, less than FSOSX's 9.70% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PTSIX PIMCO RAE PLUS International Fund	4.33%	3.62%	7.01%	3.18%	67.07%	64.36%	7.45%	3.49%	29.39%	7.86%	0.84%	3.54%
FSOSX Fidelity Series Overseas Fund	9.70%	9.15%	2.25%	1.63%	1.80%	2.92%	1.12%	0.37%	0.00%	0.00%	0.00%	0.00%

Drawdowns

PTSIX vs. FSOSX - Drawdown Comparison

The maximum PTSIX drawdown since its inception was -72.38%, which is greater than FSOSX's maximum drawdown of -35.36%. Use the drawdown chart below to compare losses from any high point for PTSIX and FSOSX.

Drawdown Indicators

	PTSIX	FSOSX	Difference
Max Drawdown Largest peak-to-trough decline	-72.38%	-35.36%	-37.02%
Max Drawdown (1Y) Largest decline over 1 year	-11.66%	-12.39%	+0.73%
Max Drawdown (5Y) Largest decline over 5 years	-72.38%	-35.36%	-37.02%
Max Drawdown (10Y) Largest decline over 10 years	-72.38%	—	—
Current Drawdown Current decline from peak	-42.10%	-11.89%	-30.21%
Average Drawdown Average peak-to-trough decline	-25.01%	-7.90%	-17.11%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.77%	3.31%	-0.54%

Volatility

PTSIX vs. FSOSX - Volatility Comparison

The current volatility for PIMCO RAE PLUS International Fund (PTSIX) is 5.66%, while Fidelity Series Overseas Fund (FSOSX) has a volatility of 8.28%. This indicates that PTSIX experiences smaller price fluctuations and is considered to be less risky than FSOSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PTSIX	FSOSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.66%	8.28%	-2.62%
Volatility (6M) Calculated over the trailing 6-month period	9.03%	11.94%	-2.91%
Volatility (1Y) Calculated over the trailing 1-year period	15.17%	18.25%	-3.08%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	30.91%	17.35%	+13.56%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.08%	18.93%	+6.15%