---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-23-085601"
form_type: "8-K"
ticker: null
cik: "0001522602"
company_name: "CohBar, Inc."
filed_at: "2023-11-13T23:59:59+00:00"
generated_at: "2026-06-08T05:02:11.388591+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.95
calibrated_materiality_score: 0.95
confidence: "high"
source: SEC EDGAR
---

# CohBar to liquidate; all directors resign, CEO and CFO depart effective Nov 10

## Summary
- Board increased to 8; Craig R. Jalbert appointed director, paid $10k/month until dissolution filing.
- Seven directors resigned effective Nov 10; CEO Joseph Sarret and CFO Jeffery Biunno also resigned.
- No estimate available for amounts to be returned to public stockholders from dissolution.
- Dissolution process announced Nov 1; expenses unquantifiable at this time.

## SEC filing metadata
- accession: 0001213900-23-085601
- form_type: 8-K
- cik: 0001522602
- company_name: CohBar, Inc.
- filed_at: 2023-11-13T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.95
- calibrated_materiality_score: 0.95
- confidence: high
- sec_items: 5.02, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/ea188067-8k_cohbarinc.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-23-085601
- JSON: https://secwatch.observer/filing/0001213900-23-085601.json
- Plain text: https://secwatch.observer/filing/0001213900-23-085601.txt

## Key facts
- Executive change
  Carol Nast resigned as Director at CohBar, Inc..
  - Action: resigned
  - Role: Director
  source text: each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Misha Petkevich resigned as Director at CohBar, Inc..
  - Action: resigned
  - Role: Director
  source text: each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Albion J. Fitzgerald resigned as Director at CohBar, Inc..
  - Action: resigned
  - Role: Director
  source text: each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Effie Tozzo resigned as Director at CohBar, Inc..
  - Action: resigned
  - Role: Director
  source text: each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Joseph J. Sarret departed as President and Chief Executive Officer at CohBar, Inc..
  - Action: ceased to be an officer
  - Role: President and Chief Executive Officer
  source text: Joseph J. Sarret, M.D., J.D., CohBar’s President and Chief Executive Officer, at the direction of the Board, ceased to be an officer of CohBar, effective as of November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Craig R. Jalbert was appointed as Director at CohBar, Inc..
  - Action: appointed
  - Role: Director
  source text: resolved to increase the size of the Board from seven to eight directors and to appoint Craig R. Jalbert to the Board to fill the newly-created directorship
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Jeffery F. Biunno departed as Chief Financial Officer at CohBar, Inc..
  - Action: ceased to be an officer
  - Role: Chief Financial Officer
  source text: Jeffery F. Biunno, CohBar’s Chief Financial Officer, at the direction of the Board, ceased to be an officer of CohBar, effective as of November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  David L. Greenwood resigned as Director at CohBar, Inc..
  - Action: resigned
  - Role: Director
  source text: each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Joseph J. Sarret resigned as Director at CohBar, Inc..
  - Action: resigned
  - Role: Director
  source text: each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm
- Executive change
  Joanne Yun resigned as Director at CohBar, Inc..
  - Action: resigned
  - Role: Director
  source text: each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1522602/000121390023085601/0001213900-23-085601-index.htm

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