# MDEV (First Trust Indxx Medical Devices ETF)

First Trust · Thematic ETFs · data as of Sep 11, 2026

MDEV holds 50 stocks, and 54% of its weight is outside the S&P 500.

## Key facts

- MDEV, already in the S&P 500: 46.4%, as of Sep 11, 2026.
- MDEV, active share vs the S&P 500: 98.0%, as of Sep 11, 2026.
- MDEV, top ten holdings: 26.3%, as of Sep 11, 2026.
- MDEV, total return, 1 year: −3.1%, as of Sep 11, 2026.
- MDEV, net assets: $2m (SEC filing, whole fund, as filed for Jun 30, 2026).
- MDEV, expense ratio: 0.70% (485BPOS XBRL, Jul 29, 2026).

## MDEV over each window to Sep 11, 2026

| Window | Total return | S&P 500 | Gap to S&P 500 | Gap to Nasdaq-100 |
| --- | --- | --- | --- | --- |
| 3 months | +6.5% | +3.3% | +3.2 pts | +7.3 pts |
| 6 months | +6.4% | +16.0% | −9.6 pts | −14.3 pts |
| 1 year | −3.1% | +17.5% | −20.6 pts | −26.0 pts |
| 3 years | +6.2% | +77.9% | −71.7 pts | −88.9 pts |
| Since launch | −20.6% | +93.5% | −114.2 pts | −132.4 pts |

## Every published field

| Field | Value | Source |
| --- | --- | --- |
| Theme | Therapeutics and medical devices | ETFIQ, editorial |
| Launched | Jun 23, 2021 | ETFIQ |
| Already in the S&P 500, by weight | 46.4% | ETFIQ |
| Active share vs the S&P 500 | 98.0% | ETFIQ |
| Already in the Nasdaq-100, by weight | 5.8% | ETFIQ |
| Active share vs the Nasdaq-100 | 99.1% | ETFIQ |
| Top ten holdings weight | 26.3% | ETFIQ |
| Holdings | 50 | ETFIQ |
| Holdings as of | Sep 10, 2026 | the issuer’s daily file |
| Top holdings | WuXi AppTec Co., Ltd. (Class H) 2.9%, Demant A/S 2.8%, Baxter International Inc. 2.7%, Revvity, Inc. 2.6%, West Pharmaceutical Services, Inc. 2.6%, Sysmex Corporation 2.6%, Bio-Rad Laboratories, Inc. (Class A) 2.6%, DexCom, Inc. 2.6%, Merit Medical Systems, Inc. 2.5%, Olympus Corporation 2.5% | ETFIQ |
| Net assets | $2m | SEC filing, whole fund, as filed for Jun 30, 2026 |
| Below its all-time high | −28.5% | ETFIQ |
| Expense ratio | 0.70% | 485BPOS XBRL, Jul 29, 2026 |
| Fee for the part that differs from the S&P 500, active expense ratio | 0.71% | ETFIQ |
| Closest funds by holdings overlap | IHI 31%, HTEC 30%, AGNG 19%, GDOC 18%, LGHT 17% | ETFIQ |

## Questions

### How much of MDEV is in S&P 500 companies?

By its holdings published by its issuer for Sep 10, 2026, 46% of MDEV by weight is stocks the S&P 500 already holds. Its active share against the index is 98%, so that share is the part doing something different.

### What does MDEV hold?

50 positions as published by its issuer for Sep 10, 2026, with the top ten at 26% of the fund. The largest are WuXi AppTec Co., Ltd. (Class H) at 2.9%, Demant A/S at 2.8%, Baxter International Inc. at 2.7%.

### Has MDEV beaten the S&P 500?

Over the year to Sep 11, 2026 MDEV returned −3.1% with distributions reinvested, against +17.5% for the S&P 500, so it finished behind the index by 20.6 points.

### What does MDEV cost?

The prospectus expense ratio is 0.70% a year. Because 98% of the fund differs from the S&P 500, the fee on that differing part works out at 0.71%.


## Cite this page

ETFIQ, MDEV, data as of Sep 11, 2026. https://etfiq.com/funds/MDEV
Free to use with attribution; the underlying files are at https://etfiq.com/data/.

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