MDYGState Street® SPDR® S&P 400™ Mid Cap Growth ETF
Small & Mid-Cap ETF · State Street (SPDR)
Holdings as of Aug 6, 2026
MDYG is a Small & Mid-Cap ETF from State Street (SPDR) holding 245 positions as of Aug 6, 2026, with $2.9B in assets and a 0.15% net expense ratio. Its largest positions are ATI (1.6%), TWLO (1.6%) and FTI (1.5%); the top 10 holdings account for 14.2% of the portfolio. By sector it leans Industrials (29.8%) and Information Technology (20.2%). It yields 0.56% on a trailing-12-month basis.
- Issuer
- State Street (SPDR)
- Holdings
- 245
- Net Assets
- $2.9BETF assets as of 2026-08-10
- Expense Ratio
- 0.15%per latest SEC prospectus filing
- TTM Yield
- 0.56%trailing 12-month distributions
Performance
- 1M
- +3.3%
- YTD
- +21.6%
- 1Y
- +28.0%
- 3Y (ann.)
- +16.0%
- 5Y (ann.)
- +8.5%
- 10Y (ann.)
- +11.3%
A $10,000 investment 10 years ago would be worth $29,197 today at the 10Y annualized rate. This is a backward-looking illustration, not a forecast. Project its future growth →
Total returns including dividends as of 2026-08-07. 3Y/5Y/10Y annualized. Past performance does not predict future results.
Sector Breakdown
| Industrials | 29.8% |
|---|---|
| Information Technology | 20.2% |
| Health Care | 15.5% |
| Consumer Discretionary | 9.0% |
| Financials | 8.0% |
| Other Sectors | 17.3% |
Top 25 Holdings
| # | Holding | Weight |
|---|---|---|
| 1 |  ATIATI Inc COM | 1.63% |
| 2 |  TWLOTwilio, Inc., Class A | 1.56% |
| 3 |  FTITechnipFMC PLC USD1 | 1.48% |
| 4 |  CRSCarpenter Technology Corporation COM | 1.48% |
| 5 |  PEverpure, Inc., Class A | 1.47% |
| 6 |  NVTNVent Electric PLC COM USD0.01 | 1.41% |
| 7 |  CWCurtiss-Wright Corporation | 1.41% |
| 8 |  OKTAOkta Inc. Class A | 1.28% |
| 9 |  XPOXPO Inc COM | 1.23% |
| 10 |  UTHRUnited Therapeutics Corporation COM | 1.21% |
| 11 |  THCTenet Healthcare Corporation COM NEW | 1.18% |
| 12 |  WWDWoodward Inc. COM | 1.16% |
| 13 |  MTSIMACOM Technology Solutions Holdings Inc. COM | 1.06% |
| 14 |  ROKURoku, Inc., Class A | 1.05% |
| 15 |  FNFabrinet COM USD0.01 | 1.04% |
| 16 |  ITTITT Inc COM | 1.02% |
| 17 |  RBCRBC Bearings Incorporated | 0.95% |
| 18 |  RGLDRoyal Gold, Inc. COM | 0.95% |
| 19 |  RBARB Global Inc COM | 0.92% |
| 20 |  STRLSterling Infrastructure Inc COM | 0.88% |
| 21 |  TOSTToast, Inc., Class A | 0.87% |
| 22 |  CDECoeur Mining Inc COM NEW | 0.86% |
| 23 |  JAZZJazz Pharmaceuticals Public Limited Company | 0.86% |
| 24 |  NBIXNeurocrine Biosciences Inc COM | 0.86% |
| 25 |  MTZMastec, Inc. COM | 0.85% |
Showing the top 25 of 245 holdings. See the full MDYG holdings list →
MDYG alternatives
The closest Small & Mid-Cap ETFs to MDYG by portfolio overlap — the share of weight both funds hold in the same securities.
| Fund | Overlap | Expense | Assets | |
|---|---|---|---|---|
 IJKiShares S&P Mid-Cap 400 Growth ETF | 87% | 0.17%pricier | $11.0B | Compare → |
 SPMDState Street® SPDR® Portfolio S&P 400™ Mid Cap ETF | 66% | 0.03%cheaper | $18.5B | Compare → |
 MDYState Street® SPDR® S&P MIDCAP 400® ETF Trust | 66% | 0.23%pricier | $27.1B | Compare → |
 IVOOVanguard S&P Mid-cap 400 Index Fund | 62% | 0.07%cheaper | $3.9B | Compare → |
 IJHiShares Core S&P Mid-Cap ETF | 61% | 0.05%cheaper | $126.1B | Compare → |
 VBKVanguard Small-cap Growth Index Fund | 39% | 0.05%cheaper | $24.3B | Compare → |
 XMMOInvesco S&P MidCap Momentum ETF | 39% | 0.35%pricier | $7.2B | Compare → |
 SCHMSchwab U.S. Mid-Cap ETF | 36% | 0.04%cheaper | $15.1B | Compare → |
Frequently Asked Questions
What is MDYG's expense ratio?
MDYG has a net expense ratio of 0.15%, per its latest SEC prospectus filing. That works out to about $15 a year on a $10,000 investment.
How many holdings does MDYG have?
MDYG held 245 positions as of Aug 6, 2026, per its latest official holdings data.
What are MDYG's top 10 holdings?
MDYG's largest positions are ATI (1.6%), TWLO (1.6%), FTI (1.5%), CRS (1.5%), P (1.5%), NVT (1.4%), CW (1.4%), OKTA (1.3%), XPO (1.2%), UTHR (1.2%). Together they account for 14.2% of the portfolio.
What is MDYG's dividend yield?
MDYG yields 0.56% based on its trailing 12-month distributions, as of Aug 7, 2026.
How big is MDYG?
MDYG has $2.9B in assets as of Aug 10, 2026.
What are good alternatives to MDYG?
By portfolio overlap, the closest Small & Mid-Cap ETFs to MDYG are IJK (87% overlap), SPMD (66% overlap), MDY (66% overlap). Overlap measures the share of portfolio weight both funds hold in the same securities.