---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-064506"
form_type: "8-K"
ticker: "MSBT"
cik: "0002103612"
company_name: "Morgan Stanley Bitcoin Trust"
filed_at: "2026-05-20T20:07:51+00:00"
generated_at: "2026-05-20T21:39:40.993961+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "medium"
source: SEC EDGAR
---

# Morgan Stanley Bitcoin Trust sponsor appoints new CFO following resignation

## Summary
- Sally Diffley appointed CFO of Morgan Stanley Investment Management Inc., the Trust's Delegated Sponsor, effective May 14, 2026.
- Prior CFO Rohit Goenka resigned on May 11, 2026; Diffley previously served as Investment Management Controller.
- Diffley is a CPA with a background at Deloitte and E*TRADE, and holds degrees from University of Notre Dame.

## SEC filing metadata
- accession: 0001104659-26-064506
- form_type: 8-K
- ticker: MSBT
- cik: 0002103612
- company_name: Morgan Stanley Bitcoin Trust
- filed_at: 2026-05-20T20:07:51+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: medium
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2103612/000110465926064506/0001104659-26-064506-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2103612/000110465926064506/tm2615256d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-064506
- JSON: https://secwatch.observer/filing/0001104659-26-064506.json
- Plain text: https://secwatch.observer/filing/0001104659-26-064506.txt

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