---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-341385"
form_type: "8-K"
ticker: "FULC"
cik: "0001680581"
company_name: "Fulcrum Therapeutics, Inc."
filed_at: "2026-08-10T12:43:36+00:00"
generated_at: "2026-08-10T12:45:06.118767+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Fulcrum CFO Musso takes on principal accounting officer role as Tourangeau departs

## Summary
- Greg Tourangeau, VP Finance and principal accounting officer, departs Fulcrum effective August 7, 2026.
- CFO Alan Musso appointed principal accounting officer effective August 7, 2026, succeeding Tourangeau.
- Musso receives no additional compensation for the added principal accounting officer duties.
- No family relationships or material interests involving Musso were disclosed in the filing.

## SEC filing metadata
- accession: 0001193125-26-341385
- form_type: 8-K
- ticker: FULC
- cik: 0001680581
- company_name: Fulcrum Therapeutics, Inc.
- filed_at: 2026-08-10T12:43:36+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1680581/000119312526341385/0001193125-26-341385-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1680581/000119312526341385/fulc-20260807.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-341385
- JSON: https://secwatch.observer/filing/0001193125-26-341385.json
- Plain text: https://secwatch.observer/filing/0001193125-26-341385.txt

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