IJK vs MDYG
iShares S&P Mid-Cap 400 Growth ETF vs State Street SPDR S&P 400 Mid Cap Growth ETF
Which is better, IJK or MDYG?
Nearly the same fund. MDYG costs less.
MDYG has a lower expense ratio. IJK led over the full window, MDYG over 1Y and 3Y. The two have moved almost in lockstep, correlation 0.99. MDYG is less concentrated, with 14.5% of the fund in its ten largest positions against 14.9%.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | IJK | MDYG |
|---|---|---|
| Expense Ratio | 0.16% | 0.15%Best |
| AUM | $10.6B | $2.9B |
| Dividend Yield | 0.58% | 0.67% |
| Holdings | 504 | 248 |
| YTD Return | +11.10% | +11.37%Best |
| 1Y Return | +14.54% | +14.90%Best |
| 3Y Return (annualized) | +15.53% | +15.58%Best |
| 5Y Return (annualized) | +6.73%Tie | +6.73%Tie |
| Volatility (annualized) | 17.7%Best | 18.2% |
| Max Drawdown | -54.6%Best | -59.3% |
| $10,000 over 5 years | $13,849Tie | $13,849Tie |
| Top 10 Weight | 14.9% | 14.5%Best |
| Fund Family | iShares by BlackRock (US) | State Street Investment Management |
| Category | Equity | Equity |
| Style | Mid Cap Growth | Mid Cap Growth |
| Inception | Jul 24, 2000 | Nov 8, 2005 |
Volatility and max drawdown are measured over the window both funds cover: Nov 15, 2005 to Oct 14, 2026 (20.9 years).
IJK vs MDYG growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view covers the 20.9 years both funds cover.
IJK vs MDYG Performance
iShares S&P Mid-Cap 400 Growth ETF (IJK) is an ETF from iShares by BlackRock (US) and State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) is an ETF from State Street Investment Management. Over the past year IJK returned +14.54% while MDYG returned +14.90%. Year to date, IJK is up 11.10% versus a gain of 11.37% for MDYG.
Over three years, IJK compounded at +15.53% per year against +15.58% for MDYG; over five years the annualized figures are +6.73% and +6.73% respectively. Across the full 21-year window we track, IJK has the edge at +9.16% annualized vs +8.95%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
MDYG has been the more volatile fund, with annualized monthly volatility of 18.2% compared with 17.7% for IJK. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -54.6% for IJK and -59.3% for MDYG. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.99. They move almost in lockstep, so holding both mostly duplicates the same exposure.
Fees and Cost Over Time
IJK charges 0.16% per year while MDYG charges 0.15%. On a $10,000 position that is $16 vs $15 annually, a gap of $1 per year that compounds over a long holding period. On income, IJK currently yields 0.58% against 0.67% for MDYG.
Holdings Overlap
97.0% of IJK's money is in holdings MDYG also owns. 96.3% of MDYG's money is in holdings IJK also owns.
Most of IJK is already inside MDYG. Owning both mostly buys the same companies twice.
239 positions in common, counted across the 248 positions we hold weights for in IJK and 247 in MDYG, against full books of 504 and 248.
What only one of them owns
Our book lists 8 positions for MDYG that do not appear in our book for IJK (3.7% of the fund), and 8 for IJK that do not appear in MDYG (2.8%).
Some of those will be the same company recorded under a different code in one of the two books, so the real difference in what you would own is no larger than this and may be smaller. We do not name the individual positions here for that reason.
Top Shared Holdings
| Stock | Weight in IJK | Weight in MDYG | Difference |
|---|---|---|---|
| TWLOTwilio Inc. Class A | 2.57% | 1.90% | 0.67% |
| OKTAOkta Inc. | 1.96% | 1.53% | 0.43% |
| 0RMV:LNTechnipfmc Plc Ordinary Shares | 1.50% | 1.67% | 0.17% |
| ATIAti Inc | 1.45% | 1.49% | 0.04% |
| NVT:IENvent Electric Plc Ordinary Shares | 1.49% | 1.44% | 0.05% |
| UTHRUnited Therapeutics Corp | 1.36% | 1.16% | 0.20% |
| THCTenet Healthcare Corp Common Stock Usd 0.05 | 1.14% | 1.25% | 0.11% |
| XPOXpo Logistics Inc. | 1.17% | 1.17% | 0.00% |
| CRSCarpenter Technology Corpcommon Stock | 1.06% | 1.21% | 0.15% |
| CWCurtiss-wright Corp | 1.12% | 1.13% | 0.01% |
97.0% of IJK is already inside MDYG.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, IJK or MDYG?
IJK has an expense ratio of 0.16% while MDYG charges 0.15%. MDYG is the cheaper option, by $1 a year on a $10,000 investment.
Which performed better, IJK or MDYG?
Over the past year IJK returned +14.54% vs +14.90% for MDYG, so MDYG leads on 1-year performance. Over the longest common window we track (21 years), IJK annualized +9.16% vs +8.95% for MDYG. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, IJK or MDYG?
MDYG has been the more volatile fund at 18.2% annualized versus 17.7% for IJK. Worst drawdown: IJK -54.6% vs MDYG -59.3%.
Should I hold both IJK and MDYG?
IJK and MDYG have a monthly-return correlation of 0.99, so they move almost identically. What is left to separate them is the fee and the index each one tracks. This is information, not a recommendation.
What is the holdings overlap between IJK and MDYG?
97.0% of IJK's money is in holdings MDYG also owns. 96.3% of MDYG's is in holdings IJK also owns. They hold 239 positions in common, counted across the 248 positions we hold weights for in IJK and 247 in MDYG.
Which pays a higher dividend, IJK or MDYG?
IJK yields 0.58% while MDYG yields 0.67%, so MDYG currently pays the higher dividend yield.
Is MDYG better than IJK?
MDYG has a lower expense ratio. IJK led over the full window, MDYG over 1Y and 3Y. The two have moved almost in lockstep, correlation 0.99. MDYG is less concentrated, with 14.5% of the fund in its ten largest positions against 14.9%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.