---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-21-025790"
form_type: "8-K"
ticker: "DYAI"
cik: "0001213809"
company_name: "DYADIC INTERNATIONAL INC"
filed_at: "2021-11-09T23:59:59+00:00"
generated_at: "2026-06-28T10:29:32.192607+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Dyadic appoints Joseph Hazelton as Chief Business Officer; base salary $240k, option grant of 75k shares

## Summary
- Joseph Hazelton appointed CBO effective Nov 9, 2021; reports to CEO Mark Emalfarb.
- Annual base salary $240k; eligible for cash bonus up to 30% of base.
- Received option to purchase 75k shares at Nov 9 closing price; vests upon $10M in non-refundable cash from transactions he initiated within 3 years.
- Over 20 years pharma experience; previously COO/CCO at Charleston Labs, 15 years at Novartis.
- Press release issued Nov 9, 2021 announcing the appointment.

## SEC filing metadata
- accession: 0001437749-21-025790
- form_type: 8-K
- ticker: DYAI
- cik: 0001213809
- company_name: DYADIC INTERNATIONAL INC
- filed_at: 2021-11-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1213809/000143774921025790/0001437749-21-025790-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1213809/000143774921025790/dyai20211105_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-21-025790
- JSON: https://secwatch.observer/filing/0001437749-21-025790.json
- Plain text: https://secwatch.observer/filing/0001437749-21-025790.txt

## Key facts
- Executive change
  Joseph Hazelton was appointed as Chief Business Officer at DYADIC INTERNATIONAL INC.
  - Action: appointed
  - Role: Chief Business Officer
  source text: Effective November 9, 2021, Dyadic International, Inc. (“Dyadic” or the “Company”) appointed Joseph Hazelton, age 46 as its Chief Business Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1213809/000143774921025790/0001437749-21-025790-index.htm

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