Viskase Holdings (ENZN) officer files initial Form 3

Rhea-AI Filing Summary

Viskase Holdings, Inc. reported that executive Armando Herrera Jr. filed an initial Form 3 as an officer of the company. The filing lists no stock transactions and shows no reported derivative positions or holdings in the provided data. This is a routine disclosure of insider status required under SEC rules.

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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

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1. Name and Address of Reporting Person^*

Herrera Armando Jr.

(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)

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

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:

Remarks:

Vice President of Global Human Resources. Exhibit 24.1 - Power of Attorney

No securities are beneficially owned.

	/s/ Armando Herrera Jr.	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)

FAQ

What does the Viskase (ENZN) Form 3 filing for Armando Herrera Jr. show?

The Form 3 filing shows that Armando Herrera Jr. is an officer of Viskase Holdings, Inc. It reports no stock transactions, no derivative positions, and no holdings in the excerpt, serving as a baseline disclosure of his insider status under SEC requirements.

Did Armando Herrera Jr. buy or sell Viskase (ENZN) shares in this Form 3?

No, the Form 3 for Armando Herrera Jr. reports no purchases or sales of Viskase Holdings, Inc. shares. The transaction summary shows zero buy, sell, exercise, gift, or tax-withholding events, indicating this is solely an initial ownership status filing.

Does the Viskase (ENZN) Form 3 disclose any option or derivative holdings?

No, the derivative section in the Form 3 is empty in the provided data. The derivativeSummary and derivativeTransactionCount are both zero, indicating no reported options, warrants, or other derivative securities for Armando Herrera Jr. in this filing excerpt.

Why is a Form 3 filed for Viskase (ENZN) officer Armando Herrera Jr.?

Form 3 is required when someone becomes an insider, such as an officer, at a public company. This filing records Armando Herrera Jr.’s status with Viskase Holdings, Inc., even though it shows no current holdings or transactions in the provided summary data.

Is this Viskase (ENZN) Form 3 filing a significant trading event?

No, this Form 3 does not represent a trading event. It contains no reported share purchases, sales, or exercises and simply registers Armando Herrera Jr. as an officer of Viskase Holdings, Inc. under SEC insider reporting rules.