---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-087028"
form_type: "8-K"
ticker: "SHAK"
cik: "0001620533"
company_name: "Shake Shack Inc."
filed_at: "2023-08-03T23:59:59+00:00"
generated_at: "2026-06-12T08:28:04.578830+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Shake Shack COO Zachary Koff to depart; severance includes base salary, bonus, accelerated RSUs

## Summary
- COO Zachary Koff leaving effective Sept 7, 2023; will transition duties through that date.
- Receives lump-sum base salary of $386,250 plus accelerated vesting of 2020-2022 RSUs and 2021 PSU awards.
- Eligible for 2/3 of Q3 FY2023 performance-based cash bonus if company meets goals.
- COBRA premium reimbursement for 12 months post-separation, ceasing if he obtains other employment.
- Non-compete permits competing in fast-casual business but forfeits severance; subject to confidentiality/non-solicitation.

## SEC filing metadata
- accession: 0001104659-23-087028
- form_type: 8-K
- ticker: SHAK
- cik: 0001620533
- company_name: Shake Shack Inc.
- filed_at: 2023-08-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1620533/000110465923087028/0001104659-23-087028-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1620533/000110465923087028/tm2322704d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-087028
- JSON: https://secwatch.observer/filing/0001104659-23-087028.json
- Plain text: https://secwatch.observer/filing/0001104659-23-087028.txt

## Key facts
- Executive change
  Zachary Koff departed as Chief Operating Officer at Shake Shack Inc..
  - Action: leaving
  - Role: Chief Operating Officer
  source text: On August 3, 2023, Shake Shack Inc. (the “Company”) announced that Zachary Koff, its Chief Operating Officer, will be leaving the Company, effective September 7, 2023 (the “Separation Date”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1620533/000110465923087028/0001104659-23-087028-index.htm

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