---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-029937"
form_type: "8-K"
ticker: "GBTC"
cik: "0001588489"
company_name: "Grayscale Bitcoin Trust ETF"
filed_at: "2024-03-12T23:59:59+00:00"
generated_at: "2026-06-04T23:01:32.246043+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Grayscale announces spin-off of new lower-fee Bitcoin Mini Trust (BTC) for GBTC shareholders

## Summary
- GBTC to seed new Grayscale Bitcoin Mini Trust (ticker 'BTC') via spin-off, distributing shares pro rata to GBTC holders.
- New BTC ETF designed with materially lower fee than GBTC, subject to SEC effectiveness and NYSE Arca listing approval.
- Spin-off expected to be non-taxable for GBTC shareholders except for cash from de minimis fractional shares.
- If approved, existing GBTC holders would benefit from lower blended fee on same Bitcoin exposure.

## SEC filing metadata
- accession: 0000950170-24-029937
- form_type: 8-K
- ticker: GBTC
- cik: 0001588489
- company_name: Grayscale Bitcoin Trust ETF
- filed_at: 2024-03-12T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1588489/000095017024029937/0000950170-24-029937-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1588489/000095017024029937/gbtc-20240312.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-029937
- JSON: https://secwatch.observer/filing/0000950170-24-029937.json
- Plain text: https://secwatch.observer/filing/0000950170-24-029937.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.