Compugen (CGEN) director Mathias Hukkelhoven details initial equity holdings

Rhea-AI Filing Summary

COMPUGEN LTD director Mathias Hukkelhoven filed an initial ownership report showing his existing equity stake in the company. The filing lists direct holdings of 10,000 Ordinary Shares and several stock option awards over Ordinary Shares with different exercise prices and maturities.

He holds options over 35,000 Ordinary Shares at an exercise price of $3.09 expiring in 2032, 10,000 shares at $1.15 expiring in 2033, 8,000 shares at $1.69 expiring in 2034, 12,000 shares at $1.97 expiring in 2034, and 10,000 shares at $1.46 expiring in 2035.

The disclosure also notes 9,216 restricted stock units, with portions vesting in quarterly installments starting on April 1, 2026 and on October 1, 2026, subject to his continued service. The document records holdings only and does not show new purchases or sales.

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^*

Hukkelhoven Mathias

(Last) (First) (Middle)

C/O COMPUGEN LTD.

26 HAROKMIM STREET

(Street)

HOLON 5885849

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
COMPUGEN LTD [ CGEN ]

3a. Foreign Trading Symbol
[CGEN]

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)
Ordinary Shares	10,000(1)	D

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
Share Option (right to buy)	(2)	03/01/2032	Ordinary Shares	35,000	$3.09	D
Share Option (right to buy)	(3)	08/03/2033	Ordinary Shares	10,000	$1.15	D
Share Option (right to buy)	(4)	07/31/2034	Ordinary Shares	8,000	$1.69	D
Share Option (right to buy)	(4)	09/12/2034	Ordinary Shares	12,000	$1.97	D
Share Option (right to buy)	(5)	08/05/2035	Ordinary Shares	10,000	$1.46	D

Explanation of Responses:

1. Includes 9,216 restricted stock units ("RSUs"). 1,716 RSUs vest in 11 equal quarterly installments commencing on April 1, 2026; and 7,500 RSUs vest 25% on October 1, 2026 and the remainder vests in 12 equal quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer.

2. This option vested 25% on April 1, 2023 and the remainder vested or vests in 12 equal quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer.

3. This option vested 25% on October 1, 2024 and the remainder vested or vests in 12 equal quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer.

4. This option vested 25% on October 1, 2025 and the remainder vested or vests in 12 equal quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer.

5. This option vests 25% on October 1, 2026 and the remainder vests in 12 equal quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer.

	/s/ Mathias Hukkelhoven	03/18/2026
	** 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 Mathias Hukkelhoven’s Form 3 for COMPUGEN (CGEN) disclose?

The Form 3 discloses Mathias Hukkelhoven’s initial ownership in COMPUGEN, including 10,000 Ordinary Shares, several stock option grants over Ordinary Shares, and 9,216 restricted stock units with service-based vesting schedules extending into 2026 and beyond.

How many COMPUGEN (CGEN) stock options does Mathias Hukkelhoven report on Form 3?

He reports multiple option positions over Ordinary Shares: 35,000 at $3.09, 10,000 at $1.15, 8,000 at $1.69, 12,000 at $1.97, and 10,000 at $1.46, each with stated expiration dates between 2032 and 2035.

What COMPUGEN (CGEN) common share holdings does Mathias Hukkelhoven report?

The filing shows direct ownership of 10,000 Ordinary Shares of COMPUGEN. These are separate from his listed stock options and restricted stock units, and the Form 3 does not indicate any concurrent purchase or sale activity affecting this share count.

What restricted stock units (RSUs) are included in Mathias Hukkelhoven’s COMPUGEN (CGEN) holdings?

He holds 9,216 RSUs. According to the disclosure, 1,716 RSUs vest in 11 equal quarterly installments starting April 1, 2026, while 7,500 RSUs vest 25% on October 1, 2026, with the remainder vesting in 12 quarterly installments.

Does Mathias Hukkelhoven’s COMPUGEN (CGEN) Form 3 show any stock purchases or sales?

No. The Form 3 records existing holdings in Ordinary Shares, stock options, and RSUs. All transactions are coded as holdings, and the summarized data show no buy or sell activity associated with this initial ownership report.

When do Mathias Hukkelhoven’s COMPUGEN (CGEN) stock options expire?

His reported option grants over Ordinary Shares have expiration dates on March 1, 2032, August 3, 2033, July 31, 2034, September 12, 2034, and August 5, 2035, matching exercise prices between $1.15 and $3.09 per share.