---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-054318"
form_type: "8-K"
ticker: "ABTC"
cik: "0001755953"
company_name: "American Bitcoin Corp."
filed_at: "2025-06-13T23:59:59+00:00"
generated_at: "2026-05-19T08:43:17.064717+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Director Dan Tolhurst resigns from Gryphon Digital Mining board effective June 12

## Summary
- Dan Tolhurst resigned as director effective June 12, 2025.
- Resignation not due to any disagreement with company operations, policies, or practices.
- No replacement named; board size remains as previously constituted.

## SEC filing metadata
- accession: 0001213900-25-054318
- form_type: 8-K
- ticker: ABTC
- cik: 0001755953
- company_name: American Bitcoin Corp.
- filed_at: 2025-06-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1755953/000121390025054318/0001213900-25-054318-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1755953/000121390025054318/ea0245327-8k_gryphon.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-054318
- JSON: https://secwatch.observer/filing/0001213900-25-054318.json
- Plain text: https://secwatch.observer/filing/0001213900-25-054318.txt

## Key facts
- Executive change
  Dan Tolhurst resigned as director at American Bitcoin Corp..
  - Action: resigned
  - Role: director
  source text: On June 10, 2025, Mr. Dan Tolhurst resigned, effective as of June 12, 2025, as a director of Gryphon Digital Mining, Inc. (the “ Company ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1755953/000121390025054318/0001213900-25-054318-index.htm

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