---
ticker: "MDYG"
name: "State Street SPDR S&P 400 Mid Cap Growth ETF"
url: "https://etf.net/etf/MDYG"
grade: "B"
score: 62
graded_at: "2026-10-12"
category: "S&P MidCap 400"
category_rank: "7 of 11"
methodology: "https://etf.net/methodology"
---

# MDYG: State Street SPDR S&P 400 Mid Cap Growth ETF

Grade **B**, Score 62 of 100. Rank 7 of 11 in S&P MidCap 400.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 51 | 5 of 11 |
| Mission | 98 | 8 of 11 |
| Risk | 43 | 10 of 11 |
| Tradability | 61 | 4 of 11 |
| Holdings | 42 | 9 of 11 |
| Durability | 61 | 6 of 11 |

## Top holdings

The fund holds 249 positions. These are the largest 30, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | OKTA | Okta Inc | 2.16% |
| 2 | FTI | Technipfmc PLC | 1.53% |
| 3 | NVT | Nvent Electric PLC | 1.52% |
| 4 | ATI | Ati Inc | 1.46% |
| 5 | UTHR | United Therapeutics Corp | 1.32% |
| 6 | MTSI | Macom Technology Solutions H | 1.28% |
| 7 | XPO | Xpo Inc | 1.20% |
| 8 | THC | Tenet Healthcare Corp | 1.19% |
| 9 | ROKU | Roku Inc | 1.13% |
| 10 | RGLD | Royal Gold Inc | 1.12% |
| 11 | WWD | Woodward Inc | 1.11% |
| 12 | CRS | Carpenter Technology | 1.07% |
| 13 | CW | Curtiss Wright Corp | 1.06% |
| 14 | DT | Dynatrace Inc | 1.03% |
| 15 | ITT | Itt Inc | 1.01% |
| 16 | CDE | Coeur Mining Inc | 0.99% |
| 17 | FN | Fabrinet | 0.98% |
| 18 | TLN | Talen Energy Corp | 0.95% |
| 19 | TOST | Toast Inc Class A | 0.90% |
| 20 | RBC | Rbc Bearings Inc | 0.89% |
| 21 | RBA | Rb Global Inc | 0.89% |
| 22 | STRL | Sterling Infrastructure Inc | 0.88% |
| 23 | APG | Api Group Corp | 0.87% |
| 24 | EXEL | Exelixis Inc | 0.83% |
| 25 | NBIX | Neurocrine Biosciences Inc | 0.81% |
| 26 | SGI | Somnigroup International Inc | 0.80% |
| 27 | SITM | Sitime Corp | 0.79% |
| 28 | JAZZ | Jazz Pharmaceuticals PLC | 0.79% |
| 29 | GWRE | Guidewire Software Inc | 0.78% |
| 30 | MEDP | Medpace Holdings Inc | 0.78% |

Source: etf.net, https://etf.net/etf/MDYG. Please cite the page URL.