21Shares Ethereum Staking ETF Licenses FTSE Ethereum Index to Value Shares Starting Aug. 27
21Shares Ethereum Staking ETF (TETH) will use FTSE Ethereum Index for NAV calculation starting Aug. 27, 2026, replacing CF Benchmarks' CME CF Ether-Dollar Reference Rate. The new 1-year license auto-renews annually, aligning the ETF with FTSE's digital asset expertise.
How this was made

The 30-second read
Why it matters
Switching to the FTSE Ethereum Index aligns the fund with a globally recognized crypto index, possibly improving transparency.
Market read
A routine but material change for the ETF's benchmark, with modest trading relevance.
What to watch
Potential impact on fund flows if investors prefer the former CME reference rate for liquidity.
Background
21Shares is a provider of crypto‑linked exchange‑traded products. The ETF previously used the CME CF Ether‑Dollar Reference Rate.
Ticker impact
21Shares filed an 8‑K announcing a new licensing agreement to use the FTSE Ethereum Index for NAV calculation starting Aug 27 2026.
Potential modest price adjustment as market absorbs the benchmark change.
Benchmark switches are routine but can cause short‑term re‑pricing of the ETF shares.
Market effects
May influence other crypto‑linked ETFs that track similar benchmarks.
Primarily affects investors in jurisdictions where the ETF is listed.
Limited to the niche crypto‑ETF market.
Counterpoint
The benchmark change could be seen as a negative if the new index underperforms the previous reference rate.
Key entities
- Issuer21Shares
Provider of the Ethereum Staking ETF (ticker TETH).
- Index ProviderFTSE International
Supplier of the FTSE Ethereum Index used for NAV calculation.



