IYG vs. BGGSX
IYG (iShares U.S. Financial Services ETF) and BGGSX (Baillie Gifford U.S. Equity Growth Fund) are both funds - IYG is a Financials Equities fund tracking the Dow Jones U.S. Financial Services TR, while BGGSX is a Large Cap Growth Equities fund managed by Baillie Gifford Funds. Over the past 5 years, IYG returned 9.46%/yr vs -6.69%/yr for BGGSX. A 0.50 correlation means they provide meaningful diversification when combined. IYG charges 0.42%/yr vs 0.75%/yr for BGGSX.
Performance
IYG vs. BGGSX - Performance Comparison
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Returns By Period
In the year-to-date period, IYG achieves a -1.05% return, which is significantly higher than BGGSX's -9.23% return.
IYG
- 1D
- -0.52%
- 1M
- 3.92%
- YTD
- -1.05%
- 6M
- -2.97%
- 1Y
- 9.42%
- 3Y*
- 22.91%
- 5Y*
- 9.46%
- 10Y*
- 14.99%
BGGSX
- 1D
- -0.26%
- 1M
- -0.15%
- YTD
- -9.23%
- 6M
- -11.33%
- 1Y
- -9.75%
- 3Y*
- 12.93%
- 5Y*
- -6.69%
- 10Y*
- —
IYG vs. BGGSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IYG iShares U.S. Financial Services ETF | -1.05% | 19.85% | 31.94% | 16.07% | -16.76% | 30.36% | 0.99% | 37.62% | -12.56% | 20.42% |
BGGSX Baillie Gifford U.S. Equity Growth Fund | -9.23% | 10.25% | 30.44% | 45.93% | -52.50% | -11.13% | 125.42% | 30.00% | 8.31% | 16.54% |
Correlation
The correlation between IYG and BGGSX is 0.52, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.52 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.54 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.57 |
Correlation (All Time) Calculated using the full available price history since Apr 28, 2017 | 0.50 |
The correlation between IYG and BGGSX has been stable across timeframes, ranging from 0.50 to 0.57 - a consistent structural relationship.
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Return for Risk
IYG vs. BGGSX — Risk / Return Rank
IYG
BGGSX
IYG vs. BGGSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Financial Services ETF (IYG) and Baillie Gifford U.S. Equity Growth Fund (BGGSX). 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.
| IYG | BGGSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.97 | ||
| Sortino ratioReturn per unit of downside risk | +1.27 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 0.96 | +0.16 |
| Calmar ratioReturn relative to maximum drawdown | 0.59 | -0.31 | +0.91 |
| Martin ratioReturn relative to average drawdown | 1.51 | -0.65 | +2.17 |
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Drawdowns
IYG vs. BGGSX - Drawdown Comparison
The maximum IYG drawdown since its inception was -81.84%, which is greater than BGGSX's maximum drawdown of -68.76%. Use the drawdown chart below to compare losses from any high point for IYG and BGGSX.
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Drawdown Indicators
| IYG | BGGSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -81.84% | -68.76% | -13.08% |
Max Drawdown (1Y)Largest decline over 1 year | -15.90% | -26.08% | +10.18% |
Max Drawdown (3Y)Largest decline over 3 years | -18.54% | -30.87% | +12.33% |
Max Drawdown (5Y)Largest decline over 5 years | -29.62% | -67.71% | +38.09% |
Max Drawdown (10Y)Largest decline over 10 years | -44.32% | — | — |
Current DrawdownCurrent decline from peak | -4.50% | -33.65% | +29.15% |
Average DrawdownAverage peak-to-trough decline | -20.71% | -25.20% | +4.49% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.23% | 12.41% | -6.18% |
Volatility
IYG vs. BGGSX - Volatility Comparison
The current volatility for iShares U.S. Financial Services ETF (IYG) is 4.46%, while Baillie Gifford U.S. Equity Growth Fund (BGGSX) has a volatility of 8.50%. This indicates that IYG experiences smaller price fluctuations and is considered to be less risky than BGGSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IYG | BGGSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.46% | 8.50% | -4.04% |
Volatility (6M)Calculated over the trailing 6-month period | 12.15% | 17.33% | -5.18% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.59% | 22.39% | -6.80% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.42% | 35.25% | -14.83% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.44% | 32.16% | -8.72% |
IYG vs. BGGSX - Expense Ratio Comparison
IYG has a 0.42% expense ratio, which is lower than BGGSX's 0.75% expense ratio.
Dividends
IYG vs. BGGSX - Dividend Comparison
IYG's dividend yield for the trailing twelve months is around 1.09%, while BGGSX has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BGGSX Baillie Gifford U.S. Equity Growth Fund | 0.00% | 0.00% | 0.00% | 0.00% | 16.38% | 2.61% | 3.29% | 1.35% | 2.02% | 0.00% | 0.00% | 0.00% |
IYG iShares U.S. Financial Services ETF | 1.09% | 1.00% | 1.16% | 1.77% | 2.07% | 1.25% | 1.71% | 1.59% | 1.81% | 1.24% | 1.28% | 1.33% |
Frequently Asked Questions
IYG and BGGSX have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BGGSX has higher volatility (8.50%) compared to IYG (4.46%). In terms of maximum drawdown, IYG dropped -81.84% vs BGGSX's -68.76%.
IYG currently has the higher Sharpe Ratio (0.61 vs -0.36), 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.
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