---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-21-115113"
form_type: "8-K"
ticker: "MED"
cik: "0000910329"
company_name: "MEDIFAST INC"
filed_at: "2021-09-13T23:59:59+00:00"
generated_at: "2026-06-29T04:23:43.524910+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Medifast appoints Jonathan B. MacKenzie as Chief Accounting Officer effective Sept 13, 2021

## Summary
- MacKenzie succeeds James P. Maloney, who remains CFO; Maloney ceases as Interim CAO.
- Annual base salary of $280,000; target annual bonus of 40% of base salary, prorated for 2021.
- Cash sign-on bonus of $20,000; equity sign-on award of $25,000 in time-based deferred shares vesting ratably over 3 years.
- MacKenzie previously a Managing Director at PwC Risk Assurance; no family relationships or arrangements with other officers.

## SEC filing metadata
- accession: 0001104659-21-115113
- form_type: 8-K
- ticker: MED
- cik: 0000910329
- company_name: MEDIFAST INC
- filed_at: 2021-09-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/910329/000110465921115113/0001104659-21-115113-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/910329/000110465921115113/tm2127498d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-21-115113
- JSON: https://secwatch.observer/filing/0001104659-21-115113.json
- Plain text: https://secwatch.observer/filing/0001104659-21-115113.txt

## Key facts
- Executive change
  Jonathan B. MacKenzie was appointed as Chief Accounting Officer at MEDIFAST INC.
  - Action: appointed
  - Role: Chief Accounting Officer
  source text: Effective as of September 13, 2021, the Board of Directors of Medifast, Inc. (the “Company”) appointed Jonathan B. MacKenzie to serve as Chief Accounting Officer of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/910329/000110465921115113/0001104659-21-115113-index.htm
- Executive change
  James P. Maloney changed role as Interim Chief Accounting Officer at MEDIFAST INC.
  - Action: ceased
  - Role: Interim Chief Accounting Officer
  source text: Mr. MacKenzie succeeds James P. Maloney, who will cease to serve as the Company’s Interim Chief Accounting Officer upon the effectiveness of Mr. MacKenzie’s employment.
  evidence_url: https://www.sec.gov/Archives/edgar/data/910329/000110465921115113/0001104659-21-115113-index.htm

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