secwatch.observer — SEC 8-K summary
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Issuer:     Grayscale Bittensor Trust (TAO) (GTAO)
CIK:        0002029297
Form:       8-K
Filed at:   2026-03-04T23:59:59+00:00
Accession:  0001193125-26-089976
Event type: other_material
Sentiment:  neutral
Materiality: 0.55
Item codes: 8.01
LLM model:  deepseek-v4-flash:cloud@v2

Grayscale Bittensor Trust (TAO) changes NAV valuation index to CoinDesk Bittensor Benchmark Rate effective March 6, 2026
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- As of March 6, 2026, Trust's NAV per share will be calculated using CoinDesk Bittensor Benchmark Rate (previously Coin Metrics Real-Time Rate).
- Index provider CoinDesk selects constituent trading platforms based on criteria including market quality, security, legal/regulatory, KYC, data, transparency, team, and negative events.
- Index algorithm uses volume weighting, FX conversion, outlier detection, inactivity adjustment, and manipulation resistance; recalculation every 5 seconds over 24-hour period.
- If Index becomes unavailable, Sponsor will cascade to Secondary Index (Coin Metrics Real-Time Rate), Tertiary Pricing Option (principal market), or good faith estimate.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/2029297/000119312526089976/0001193125-26-089976-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/2029297/000119312526089976/tao-20260304.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-089976

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer