Quick Takeaways
- Mark A. Emalfarb filed SCHEDULE 13G/A for DYADIC INTERNATIONAL INC. Common Stock (DYAI).
- Disclosed ownership: 17%.
- Date of event: 30 Sep 2025.
Mark A. Emalfarb - 30 Sep 2025 SCHEDULE 13G/A Report for DYADIC INTERNATIONAL INC. Common Stock (DYAI)
- Filing Manager
- Mark A. Emalfarb
- Reporting Manager
- Mark A. Emalfarb
- Symbol
- DYAI
- Shares outstanding
- 37,616,530 shares
- Disclosed Ownership
- 6,244,344 shares
- Ownership
- 17%
- Form type
- SCHEDULE 13G/A
- Filing time
- 14 Nov 2025, 17:21:21 UTC
- Date of event
- 30 Sep 2025
- Next filing
- 17 Feb 2026
- SEC
- View on sec.gov
Quoteable Key Fact
"Mark A. Emalfarb disclosed 17% ownership in DYADIC INTERNATIONAL INC. Common Stock (DYAI) on 30 Sep 2025."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 14 Nov 2025, 17:21.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Mark A. Emalfarb | 17% | 6,244,344 | 6,244,344 | 0 | /s/ Mark Emalfarb | Self |