(ICCC)

Reporting relationship: Director
Issuer ticker: ICCC
Reported as of: 20 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 24 Mar 2026, 19:57:33 UTC
Prior SEC filing: 09 Feb 2022
Source filing: View source filing
Reporting owner signature: /s/ Timothy C. Fiori Attorney-in-Fact

Key filing fact

Michael F. Brigham filed Form 4 for IMMUCELL CORP /DE/ (ICCC) on 24 Mar 2026.

Key facts

This page summarizes Michael F. Brigham's Form 4 filing for IMMUCELL CORP /DE/ (ICCC).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 24 Mar 2026, 19:57.

Change

Previous filing in this sequence was filed on 09 Feb 2022.
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

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001136544 Primary reporting owner

BRIGHAM MICHAEL F

Relationship: Director
Address: C/O IMMUCELL CORPORATION, 56 EVERGREEN DRIVE, PORTLAND
Signature: /s/ Timothy C. Fiori Attorney-in-Fact
Signature date: 24 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ICCC transaction

Common Stock, par value $.01 per share

Options Exercise

Transaction value
Shares: +25,000
Change %: +12%
Price: $5.84^*
Shares after: 229,752
Date: 20 Mar 2026
Ownership: Direct
Footnotes: F1

ICCC transaction

Common Stock, par value $.01 per share

Tax liability

Transaction value
Shares: -24,052
Change %: -10%
Price: $6.07^*
Shares after: 205,700
Date: 20 Mar 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ICCC transaction Derivative

Stock Options (right to buy)

Options Exercise

Transaction value
Shares: -25,000
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 20 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 25,000
Exercise price: $5.84

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Number of shares resulting from stock-for-stock exercise of stock option. The Reporting Person surrendered previously owned shares in full payment of the exercise price for that option.

Footnote F2

Number of shares surrendered to the Issuer in payment of the exercise price of the option.