Viskase Holdings (ENZND) officer Joseph D. King files initial Form 3

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Form Type

Rhea-AI Filing Summary

Viskase Holdings, Inc. filed an initial insider ownership report for company officer Joseph D. King

Positive

None.

Negative

None.

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Accepted by SEC EDGAR 03/26/2026 - 08:21 PM Learn about SEC filing dates

FAQ

What does the Viskase Holdings (ENZND) Form 3 filing report for Joseph D. King?

The Form 3 filing identifies Joseph D. King as an officer of Viskase Holdings, Inc. It is an initial insider ownership report and does not list any stock transactions or detailed holdings for him.

Does the Viskase Holdings (ENZND) Form 3 show any share purchases or sales?

No, the Form 3 for Viskase Holdings, Inc. reports zero buy, sell, gift, exercise, or other share transactions for Joseph D. King. It only establishes him as an insider subject to future reporting.

What insider activity totals are shown in the Viskase Holdings (ENZND) Form 3?

The filing shows zero counts for buys, sells, exercises, gifts, tax withholding, and restructurings. Net buy/sell shares are reported as 0, with a neutral net direction for Joseph D. King.

Are there any derivative securities reported for Joseph D. King at Viskase Holdings (ENZND)?

No derivative securities are listed. The derivative summary is empty and derivativeTransactionCount is 0, indicating no options, warrants, or similar instruments are reported in this Form 3.

What role does Joseph D. King hold at Viskase Holdings (ENZND) in this Form 3?

The filing classifies Joseph D. King as an officer of Viskase Holdings, Inc. His officer title is referenced as “See Remarks,” but the excerpt contains no additional title details.

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^*
King Joseph D
(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:
Senior Vice President, General Counsel & Secretary. Exhibit 24.1 - Power of Attorney
No securities are beneficially owned.
/s/ Joseph D. King 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)

Source: View Original Filing on SEC EDGAR

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)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	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)

	/s/ Joseph D. King	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)