---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-098970"
form_type: "8-K"
ticker: "SEM"
cik: "0001320414"
company_name: "SELECT MEDICAL HOLDINGS CORP"
filed_at: "2023-09-07T23:59:59+00:00"
generated_at: "2026-06-10T22:37:00.275151+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Select Medical names Saich, Mullin Co-Presidents; Malatesta CFO effective Oct 1

## Summary
- John Saich and Thomas Mullin become Co-Presidents; David Chernow remains CEO. Effective Oct 1, 2023.
- Michael Malatesta appointed CFO; Martin Jackson elevates to SEVP Strategic Finance & Operations.
- Saich (26-year veteran) oversaw Outpatient Rehab; Mullin led Critical Illness Recovery Hospital Operations.
- Other promotions: Tarvin to SEVP General Counsel, Hollenbach to EVP Strategy & Growth, among 12 total.

## SEC filing metadata
- accession: 0001104659-23-098970
- form_type: 8-K
- ticker: SEM
- cik: 0001320414
- company_name: SELECT MEDICAL HOLDINGS CORP
- filed_at: 2023-09-07T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1320414/000110465923098970/0001104659-23-098970-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1320414/000110465923098970/tm2325650d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-098970
- JSON: https://secwatch.observer/filing/0001104659-23-098970.json
- Plain text: https://secwatch.observer/filing/0001104659-23-098970.txt

## Key facts
- Executive change
  David Chernow changed role as President at SELECT MEDICAL HOLDINGS CORP.
  - Action: no longer serve as President
  - Role: President
  source text: David Chernow will no longer serve as President of Select as of October 1, 2023, but will continue to serve as Chief Executive Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1320414/000110465923098970/0001104659-23-098970-index.htm
- Executive change
  John A. Saich was appointed as Co-President at SELECT MEDICAL HOLDINGS CORP.
  - Action: appointed
  - Role: Co-President
  source text: Select Medical Holdings Corporation, a Delaware corporation (“Select”), announced the appointments of John A. Saich, 55, and Thomas P. Mullin, 39, as Co-Presidents, effective October 1, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1320414/000110465923098970/0001104659-23-098970-index.htm
- Executive change
  Martin F. Jackson changed role as Chief Financial Officer at SELECT MEDICAL HOLDINGS CORP.
  - Action: no longer serve as Chief Financial Officer
  - Role: Chief Financial Officer
  source text: Martin F. Jackson will no longer serve as Chief Financial Officer of Select as of October 1, 2023, but will continue to serve as Senior Executive Vice President of Strategic Finance and Operations.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1320414/000110465923098970/0001104659-23-098970-index.htm
- Executive change
  Michael F. Malatesta was appointed as Chief Financial Officer at SELECT MEDICAL HOLDINGS CORP.
  - Action: appointed
  - Role: Chief Financial Officer
  source text: Select also announced the appointment of Michael F. Malatesta, 54, as the Chief Financial Officer of Select, effective October 1, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1320414/000110465923098970/0001104659-23-098970-index.htm
- Executive change
  Thomas P. Mullin was appointed as Co-President at SELECT MEDICAL HOLDINGS CORP.
  - Action: appointed
  - Role: Co-President
  source text: Select Medical Holdings Corporation, a Delaware corporation (“Select”), announced the appointments of John A. Saich, 55, and Thomas P. Mullin, 39, as Co-Presidents, effective October 1, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1320414/000110465923098970/0001104659-23-098970-index.htm

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