# T. Rowe Price Biotech ETF (TDNA) — Holdings

TDNA · NASDAQ · Fund

Canonical page: https://www.lighthorse.io/tickers/tdna/holdings

## Top holdings (as of Oct 1, 2026)

The 10 largest positions make up 27.8% of the fund.

| Ticker | Weight |
| --- | --- |
| ARGX | 5.41% |
| KYMR | 4.04% |
| KOD | 2.68% |
| INSM | 2.59% |
| NTRA | 2.41% |
| RVMD | 2.37% |
| VRTX | 2.25% |
| UTHR | 2.20% |
| ALNY | 1.98% |
| DNTH | 1.91% |

## Frequently Asked Questions

### What are the top holdings of TDNA?

As of Oct 1, 2026, the largest positions in T. Rowe Price Biotech ETF are ARGX (5.4%), KYMR (4.0%), KOD (2.7%), INSM (2.6%), NTRA (2.4%).

### How concentrated is TDNA?

The 10 largest positions make up 27.8% of T. Rowe Price Biotech ETF, as reported on Oct 1, 2026.

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Fund holdings are reported periodically and are a snapshot of a past date, not a live position list — what the fund holds today may differ. Weights cover only the largest positions shown, not the whole portfolio.

This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).