---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-018968"
form_type: "8-K"
ticker: "GREE"
cik: "0001844971"
company_name: "Greenidge Generation Holdings Inc."
filed_at: "2024-04-29T23:59:59+00:00"
generated_at: "2026-06-03T05:44:20.725619+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Greenidge CSO Scott MacKenzie departs; unvested options accelerated

## Summary
- Scott MacKenzie terminated as Chief Strategy Officer effective April 26, 2024.
- Departure not due to any disagreement with company operations or policies.
- Responsibilities absorbed by other members of management; no replacement named.
- MacKenzie receives accelerated vesting of 81,602 unvested stock options.

## SEC filing metadata
- accession: 0001628280-24-018968
- form_type: 8-K
- ticker: GREE
- cik: 0001844971
- company_name: Greenidge Generation Holdings Inc.
- filed_at: 2024-04-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844971/000162828024018968/0001628280-24-018968-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844971/000162828024018968/gree-20240426.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-018968
- JSON: https://secwatch.observer/filing/0001628280-24-018968.json
- Plain text: https://secwatch.observer/filing/0001628280-24-018968.txt

## Key facts
- Executive change
  Scott MacKenzie was terminated as Chief Strategy Officer at Greenidge Generation Holdings Inc..
  - Action: terminated
  - Role: Chief Strategy Officer
  source text: The Release Agreement provides for Mr. MacKenzie’s termination as the Company’s Chief Strategy Officer, effective April 26, 2024
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844971/000162828024018968/0001628280-24-018968-index.htm

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