Grayscale Sui Staking ETF Form 424B3 — Oct 5, 2026
Grayscale Sui Staking ETF (GSUI) filed Prospectus Supplement No. 3 adding Anchorage Digital Bank N.A. as an additional custodian for the Trust's SUI holdings, effective October 5, 2026, via the Sixth Amendment to the Master Custody Service Agreement dated September 29, 2026. Coinbase Custody Trust Company remains the primary custodian, and the Sponsor will decide how much SUI moves to Anchorage Digital, citing risk management as the Trust grows.
Key figures
- Authorized persons
- at least three designated; approval of at least two required per instruction
- Cold storage threshold
- $100 million per cold storage address (Coinbase)
- Custodian liability cap
- $5 million (or 12-month fees paid), except gross negligence/willful misconduct/fraud
- Custodian insurance limit
- $100 million aggregate commercial crime insurance or fidelity bond
AI analysis
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