OST

The chart shows the growth of an initial investment of €10,000 in OST, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends. The portfolio is rebalanced Every 3 months.

Based on dividend-adjusted daily data since Oct 2, 2018, OST's average daily return is +0.07%, while the average monthly return is +1.38%. At this rate, your investment would double in approximately 4.2 years.

Historically, 60% of months were positive and 40% were negative. The best month was Jul 2022 with a return of +14.8%, while the worst month was Mar 2025 at -9.9%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 4 months.

On a daily basis, OST closed higher 56% of trading days. The best single day was Mar 24, 2020 with a return of +8.8%, while the worst single day was Mar 16, 2020 at -9.5%.

OST has an annualized alpha of 6.40%, beta of 0.85, and R² of 0.80 versus S&P 500 Index. Calculated based on daily prices since October 02, 2018.

• This portfolio captured 118.08% of S&P 500 Index gains but only 97.17% of its losses — a favorable profile for investors.
• This portfolio generated an annualized alpha of 6.40% versus S&P 500 Index — delivering returns beyond what market exposure alone would predict.
• With beta of 0.85 and R² of 0.80, this portfolio moves broadly in line with S&P 500 Index — much of its variation is explained by market exposure rather than independent behavior.

OST has an expense ratio of 0.00%, meaning no management fees are charged. Below, you can find the expense ratios of the portfolio's funds side by side and easily compare their relative costs.

OST ranks 3 for risk / return — in the bottom 3% of portfolios on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.

The Sharpe ratio helps investors understand how much return they're getting for the level of risk taken. A higher Sharpe ratio indicates better risk-adjusted performance, meaning more reward for each unit of risk.

OST Sharpe ratios as of Apr 4, 2026 (values are recalculated daily):

• 1-Year: -0.44
• 5-Year: 0.69
• All Time: 0.83

These values reflect how efficiently the investment has delivered returns relative to its volatility over different time periods. All figures are annualized and based on daily total returns (including price changes and dividends).

Compared to the broad market, where average Sharpe ratios range from 0.99 to 1.69, this portfolio's current Sharpe ratio places it in the bottom 25%. This suggests weaker risk-adjusted returns than most portfolios, possibly due to lower returns, higher volatility, or both. It may be worth reviewing the allocation. You can use the Portfolio Optimization tool to explore options for improving the Sharpe ratio.

The chart below shows the rolling Sharpe ratio of OST compared to the selected benchmark. This view highlights how the investment's risk-adjusted performance has changed over time.

OST provided a 1.29% dividend yield over the last twelve months.

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.

The table below displays the maximum drawdowns of the OST. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the OST was 29.98%, occurring on Mar 16, 2020. Recovery took 116 trading sessions.

The current OST drawdown is 17.51%.

The chart below shows the rolling one-month volatility.