Key facts
- This page summarizes Arindam Bose's Form 4 filing for DYADIC INTERNATIONAL INC (DYAI).
- 3 reported transactions and 2 derivative rows are listed below.
- Accepted by SEC: 24 Jun 2025, 10:34.
Arindam Bose - 20 Jun 2025 Form 4 Insider Report for DYADIC INTERNATIONAL INC (DYAI)
- Reporting relationship
- Director
- Issuer ticker
- DYAI
- Reported as of
- 20 Jun 2025
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 24 Jun 2025, 10:34:02 UTC
- Prior SEC filing
- 07 Jan 2025
- Source filing
- View source filing
- Reporting owner signature
- /s/ Ping Rawson, attorney-in-fact
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Arindam Bose filed Form 4 for DYADIC INTERNATIONAL INC (DYAI) on 24 Jun 2025.
Change
- Previous filing in this sequence was filed on 07 Jan 2025.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001702631
Primary reporting owner
Bose Arindam
- Relationship
- Director
- Address
- C/O DYADIC INTERNATIONAL, INC., 1044 NORTH U.S. HIGHWAY ONE, SUITE 201, JUPITER
- Signature
- /s/ Ping Rawson, attorney-in-fact
- Signature date
- 24 Jun 2025
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
DYAI
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +10,776
- Change %
- +21%
- Price
- Shares after
- 61,535
- Date
- 20 Jun 2025
- Ownership
- Direct
- Footnotes
- F1
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
DYAI
transaction
Derivative
Restricted Stock Unit
Options Exercise
- Transaction value
- $0
- Shares
- -10,776
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 20 Jun 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 10,776
- Exercise price
- Footnotes
- F1
DYAI
transaction
Derivative
Restricted Stock Unit
Disposed to Issuer
- Transaction value
- $0
- Shares
- -10,776
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 20 Jun 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 10,776
- Exercise price
- Footnotes
- F2
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Section 16 status
Arindam Bose is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.
Explanation of responses 2 footnotes
Footnote F1
The restricted stock units vested upon retirement from service as a member of the board of directors.
Footnote F2
The restricted stock units were forfeited upon retirement from service as a member of the board of directors.