---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-090567"
form_type: "8-K"
ticker: "CTSO"
cik: "0001175151"
company_name: "Cytosorbents Corp"
filed_at: "2024-08-16T23:59:59+00:00"
generated_at: "2026-05-31T08:48:01.764404+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# CytoSorbents appoints Peter J. Mariani as CFO; Kathleen P. Bloch retires

## Summary
- Peter J. Mariani appointed CFO effective Aug 14, 2024; previously CFO of Axogen (2016-2023).
- Mariani receives base salary of $425,000, cash bonus up to 45%, and inducement awards of stock options & RSUs.
- Kathleen P. Bloch retired as CFO and will serve as consultant at $335/hour through Dec 31, 2025.
- CEO highlights Mariani's experience as company pursues U.S. FDA/Health Canada approval for DrugSorb-ATR.

## SEC filing metadata
- accession: 0001104659-24-090567
- form_type: 8-K
- ticker: CTSO
- cik: 0001175151
- company_name: Cytosorbents Corp
- filed_at: 2024-08-16T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1175151/000110465924090567/0001104659-24-090567-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1175151/000110465924090567/tm2421901d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-090567
- JSON: https://secwatch.observer/filing/0001104659-24-090567.json
- Plain text: https://secwatch.observer/filing/0001104659-24-090567.txt

## Key facts
- Executive change
  Kathleen P. Bloch retired as Chief Financial Officer at Cytosorbents Corp.
  - Action: retired
  - Role: Chief Financial Officer
  source text: the Company also announced the retirement of Ms. Kathleen P. Bloch, the Company’s then serving Chief Financial Officer, and her transition into a consulting role with the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1175151/000110465924090567/0001104659-24-090567-index.htm
- Executive change
  Peter J. Mariani was appointed as Chief Financial Officer at Cytosorbents Corp.
  - Action: appointed
  - Role: Chief Financial Officer
  source text: On August 13, 2024, CytoSorbents Corporation (the “Company”) issued a press release announcing the appointment of Peter J. Mariani as the Company’s new Chief Financial Officer, effective as of August 14, 2024
  evidence_url: https://www.sec.gov/Archives/edgar/data/1175151/000110465924090567/0001104659-24-090567-index.htm

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