21Shares Ethereum ETF (TETH): Termination of a Material Definitive Agreement
21Shares Ethereum ETF (TETH) filed an SEC Form 8-K — Termination of a Material Definitive Agreement. false 0001992508 0001992508 2026-06-30 2026-06-30 iso4217:USD xbrli:shares iso4217:USD xbrli:shares UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Repor
How this was made
The 30-second read
Why it matters
The sponsor terminated the CF Benchmarks licensing agreement effective Aug. 31, 2026 and expects to license FTSE index data around Aug. 24, 2026, implying a change in the benchmark data source used for valuation/NAV calculations.
Market read
This is a concrete SEC-filed contract termination with a defined effective date and an expected replacement benchmark provider, relevant for valuation mechanics and potential transition volatility.
What to watch
Traders should monitor whether the filing implies any gap/overlap in benchmark usage, any changes to index methodology, and whether additional 8-Ks/prospectus supplements address investor-facing mechanics.
Background
TETH uses a third-party pricing benchmark (CME CF Ether-Dollar Reference Rate—New York Variant) licensed via CF Benchmarks to value shares daily and compute NAV.
Ticker impact
21Shares Ethereum ETF (TETH) disclosed termination of its CME Ether-Dollar reference rate licensing agreement effective Aug. 31, 2026.
Likely limited near-term price impact, but watch for volatility or spreads around the Aug. 31, 2026 benchmark switch and any related disclosures.
The filing is a primary SEC 8-K contract termination notice; it does not state a change in the ETF’s investment strategy, but it does change the pricing benchmark provider and timing for NAV/share valuation mechanics.
Market effects
Highlights that crypto ETPs’ NAV/valuation depend on third-party benchmark licensing, so similar transitions could be a broader operational theme for the sector.
Minimal direct regional impact; the ETF is US-listed but the benchmark providers are global (CME/CF Benchmarks/FTSE).
Moderate for crypto ETP infrastructure—benchmark-provider changes can propagate across multiple products using the same reference rate.
Counterpoint
Because the agreement is described as perpetual and the sponsor intends to move to another benchmark provider, the transition may be largely seamless, limiting any real valuation disruption.
Key entities
- issuer/ETF21Shares Ethereum ETF
US-listed Ethereum ETP whose sponsor terminated a pricing benchmark licensing agreement and plans to switch benchmark data to FTSE.
- benchmark providerCF Benchmarks Ltd.
Current administrator of the pricing benchmark used for daily valuation and NAV calculations under the licensing agreement.
- benchmark providerFTSE International Limited
Planned new provider expected to supply index data for TETH’s valuation/NAV mechanics starting around Aug. 24, 2026.
