---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-084005"
form_type: "8-K"
ticker: "HDSN"
cik: "0000925528"
company_name: "HUDSON TECHNOLOGIES INC /NY"
filed_at: "2024-07-30T23:59:59+00:00"
generated_at: "2026-05-31T15:34:48.920564+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Hudson appoints Brian J. Bertaux as CFO, replacing Nat Krishnamurti

## Summary
- Brian J. Bertaux appointed CFO effective July 30, 2024; Nat Krishnamurti steps down immediately.
- Bertaux previously CFO at Brown Haven Homes; 20-year tenure at Trex Company.
- Initial base salary of $357,000 per year; target bonus of 35% of base salary.
- Bertaux receives $11,000 sign-on bonus after 30 days; $15,000 relocation payment after one year.
- Bertaux is a CPA and Certified Treasury Professional; holds MBA from University of Maryland.

## SEC filing metadata
- accession: 0001104659-24-084005
- form_type: 8-K
- ticker: HDSN
- cik: 0000925528
- company_name: HUDSON TECHNOLOGIES INC /NY
- filed_at: 2024-07-30T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/925528/000110465924084005/0001104659-24-084005-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/925528/000110465924084005/tm2420410d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-084005
- JSON: https://secwatch.observer/filing/0001104659-24-084005.json
- Plain text: https://secwatch.observer/filing/0001104659-24-084005.txt

## Key facts
- Executive change
  Brian J. Bertaux was appointed as Vice President, Chief Financial Officer and Secretary at HUDSON TECHNOLOGIES INC /NY.
  - Action: appointed
  - Role: Vice President, Chief Financial Officer and Secretary
  source text: On July 30, 2024 Hudson Technologies, Inc. (the “Company”) appointed Brian J. Bertaux as its Vice President, Chief Financial Officer and Secretary.
  evidence_url: https://www.sec.gov/Archives/edgar/data/925528/000110465924084005/0001104659-24-084005-index.htm
- Executive change
  Nat Krishnamurti departed as Vice President, Chief Financial Officer and Secretary at HUDSON TECHNOLOGIES INC /NY.
  - Action: stepped down
  - Role: Vice President, Chief Financial Officer and Secretary
  source text: Simultaneously, on such date, Nat Krishnamurti stepped down, effective immediately, from his positions as Vice President, Chief Financial Officer and Secretary of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/925528/000110465924084005/0001104659-24-084005-index.htm

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