Viskase director files initial ownership report

Viskase Holdings, Inc. director Colin Nicholas Kwak filed an initial Form 3, which is the required statement of beneficial ownership for insiders.

Rhea-AI Filing Summary

Viskase Holdings, Inc. director Colin Nicholas Kwak filed an initial Form 3, which is the required statement of beneficial ownership for insiders. The filing identifies him as a director of the company and does not report any insider transactions in the provided data.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Viskase (ENZN) Form 3 filing for Colin Nicholas Kwak show?

The Form 3 shows that Colin Nicholas Kwak is a director of Viskase Holdings, Inc. It serves as his initial beneficial ownership statement and, in the provided data, does not list any specific insider transactions or derivative holdings.

Who is the reporting person in the Viskase (ENZN) Form 3 filing?

The reporting person is Colin Nicholas Kwak, identified as a director of Viskase Holdings, Inc. The filing formally records his insider status with the company but, in the excerpt, does not detail any equity transactions or option positions.

Does the Viskase (ENZN) Form 3 report any insider share purchases or sales?

The summarized data for this Form 3 shows zero buy, sell, acquire, or dispose transactions. All transaction counts and share amounts are reported as zero, indicating no trades were recorded in this initial ownership statement excerpt.

Are there any derivative securities reported in the Viskase (ENZN) Form 3?

The derivative section in the summarized data is empty, and derivative-related counts such as exercises and derivative transactions are zero. This indicates no options, warrants, or other derivative holdings are listed in the provided portion of the Form 3.

What does the transaction summary indicate in the Viskase (ENZN) Form 3?

The transaction summary shows all categories, including buys, sells, exercises, gifts, and tax withholdings, as zero. Net buy/sell direction is labeled neutral, reflecting that no insider trading activity is reported in this initial statement excerpt.

Do the footnotes in the Viskase (ENZN) Form 3 change how ownership is interpreted?

The provided footnotes section contains only a null entry, so there are no additional explanations about voting or investment authority, related entities, or trading plans in the excerpted data from this Form 3 filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/26/2026 - 08:08 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Kwak Colin Nicholas

(Last) (First) (Middle)

333 EAST BUTTERFIELD ROAD, SUITE 400

(Street)

LOMBARD ILLINOIS 60148

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/26/2026

3. Issuer Name and Ticker or Trading Symbol
Viskase Holdings, Inc. [ ENZND ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Colin N. Kwak	03/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)