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 8.46%/yr vs -3.97%/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
Loading charts...
Returns By Period
In the year-to-date period, IYG achieves a -3.88% return, which is significantly higher than BGGSX's -6.55% return.
IYG
- 1D
- 2.82%
- 1M
- 1.39%
- YTD
- -3.88%
- 6M
- -1.63%
- 1Y
- 9.20%
- 3Y*
- 21.76%
- 5Y*
- 8.46%
- 10Y*
- 13.56%
BGGSX
- 1D
- -1.84%
- 1M
- 3.03%
- YTD
- -6.55%
- 6M
- -9.29%
- 1Y
- -3.68%
- 3Y*
- 15.09%
- 5Y*
- -3.97%
- 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 | -3.88% | 19.85% | 31.94% | 16.07% | -16.76% | 30.36% | 0.99% | 37.62% | -12.56% | 21.71% |
BGGSX Baillie Gifford U.S. Equity Growth Fund | -6.55% | 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 0.55, 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 | 0.55 |
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 May 1, 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.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
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.
| IYG | BGGSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.73 | ||
| Sortino ratioReturn per unit of downside risk | +0.93 | ||
| Omega ratioGain probability vs. loss probability | 1.11 | 1.00 | +0.12 |
| Calmar ratioReturn relative to maximum drawdown | 0.58 | -0.11 | +0.69 |
| Martin ratioReturn relative to average drawdown | 1.51 | -0.25 | +1.76 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| IYG | BGGSX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.59 | -0.14 | +0.73 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.42 | -0.11 | +0.53 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.58 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.22 | 0.41 | -0.18 |
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.
Loading charts...
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 | -7.23% | -31.69% | +24.46% |
Average DrawdownAverage peak-to-trough decline | -20.74% | -25.17% | +4.43% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.11% | 11.81% | -5.70% |
Volatility
IYG vs. BGGSX - Volatility Comparison
The current volatility for iShares U.S. Financial Services ETF (IYG) is 4.41%, while Baillie Gifford U.S. Equity Growth Fund (BGGSX) has a volatility of 5.96%. 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.
Loading charts...
Volatility by Period
| IYG | BGGSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.41% | 5.96% | -1.55% |
Volatility (6M)Calculated over the trailing 6-month period | 12.10% | 16.11% | -4.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.65% | 21.48% | -5.83% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.47% | 35.17% | -14.70% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.54% | 32.17% | -8.63% |
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 1.11%, 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 | 1.11% | 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 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BGGSX has higher volatility (5.96%) compared to IYG (4.41%). In terms of maximum drawdown, IYG dropped -81.84% vs BGGSX's -68.76%.
IYG currently has the higher Sharpe Ratio (0.59 vs -0.14), 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.
Find the right allocation for IYG and BGGSX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer