Polyrizon (PLRZ) Chief Science Officer reports share and option holdings

Rhea-AI Filing Summary

Polyrizon Ltd. Chief Science Officer Ron Eyal S filed an initial ownership statement showing his equity position in the company. He directly holds 1,459 ordinary shares, including 208 vested shares and 1,251 restricted ordinary shares that vest in six equal quarterly installments beginning on March 31, 2026, subject to continued service. He also holds options over 8, 10 and 4 ordinary shares, with exercise prices of 1018.3000, 1699.3000 and 1700.3000, expiring in 2028 and 2030.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider Ron Eyal S

Role Chief Science Officer

Type	Security	Shares	Price	Value
holding	Option to Purchase Ordinary Shares	--	--	--
holding	Option to Purchase Ordinary Shares	--	--	--
holding	Option to Purchase Ordinary Shares	--	--	--
holding	Ordinary Shares	--	--	--

Holdings After Transaction: Option to Purchase Ordinary Shares — 8 shares (Direct); Ordinary Shares — 1,459 shares (Direct)

Footnotes (1)

1. These ordinary shares represent restricted ordinary shares, of which (1) 208 ordinary shares are vested and (2) 1,251 restricted ordinary shares vest in 6 equal quarterly installments on a quarterly basis beginning on March 31, 2026, subject to the Reporting Person's continued service. To qualify for certain tax benefits under Section 102 of the Israeli Tax Ordinance, securities issued to an employee in connection with the Polyrizon Ltd. Amended and Restated Equity Incentive Plan must be registered in the name of a trustee.

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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^*

Ron Eyal S

(Last) (First) (Middle)

C/O POLYRIZON LTD.

9 HAPNINA STREET

(Street)

RAANANA 4321546

(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
Polyrizon Ltd. [ PLRZ ]

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)
	Chief Science Officer

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	1,459(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
Option to Purchase Ordinary Shares	08/30/2021	08/30/2028	Ordinary Shares	8(2)	$1,018.3	D
Option to Purchase Ordinary Shares	10/07/2021	07/10/2028	Ordinary Shares	10(2)	$1,699.3	D
Option to Purchase Ordinary Shares	07/05/2023	06/06/2030	Ordinary Shares	4(2)	$1,700.3	D

Explanation of Responses:

1. These ordinary shares represent restricted ordinary shares, of which (1) 208 ordinary shares are vested and (2) 1,251 restricted ordinary shares vest in 6 equal quarterly installments on a quarterly basis beginning on March 31, 2026, subject to the Reporting Person's continued service.

2. To qualify for certain tax benefits under Section 102 of the Israeli Tax Ordinance, securities issued to an employee in connection with the Polyrizon Ltd. Amended and Restated Equity Incentive Plan must be registered in the name of a trustee.

	/s/ Eyal S. Ron	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 the Polyrizon (PLRZ) Form 3 filing by the Chief Science Officer show?

The Form 3 shows Chief Science Officer Ron Eyal S’s initial equity holdings in Polyrizon Ltd., including 1,459 ordinary shares and several small option grants, establishing his baseline ownership position as a company officer at the reported date.

How many Polyrizon (PLRZ) ordinary shares does Ron Eyal S currently hold?

He holds 1,459 ordinary shares. Of these, 208 are vested ordinary shares and 1,251 are restricted ordinary shares scheduled to vest in six equal quarterly installments starting March 31, 2026, assuming his continued service with Polyrizon Ltd.

How do the restricted Polyrizon (PLRZ) shares for Ron Eyal S vest over time?

1,251 restricted ordinary shares vest in six equal quarterly installments, beginning on March 31, 2026. Each installment requires Ron Eyal S to remain in continued service with Polyrizon Ltd. for the vesting schedule to be fulfilled as disclosed.

What stock options are disclosed for Ron Eyal S in the Polyrizon (PLRZ) Form 3?

He holds options to purchase ordinary shares with underlying totals of 8, 10 and 4 shares, at exercise prices of 1018.3000, 1699.3000 and 1700.3000, expiring in 2028 and 2030, all reported as directly owned derivative positions.

Are the Polyrizon (PLRZ) securities for Ron Eyal S held through a trustee for tax purposes?

Yes. The filing explains that, to qualify for certain tax benefits under Section 102 of the Israeli Tax Ordinance, securities issued under the Polyrizon Ltd. Amended and Restated Equity Incentive Plan must be registered in the name of a trustee.

Does the Polyrizon (PLRZ) Form 3 report any recent insider buying or selling by Ron Eyal S?

No specific buy or sell transactions are highlighted. The entries are characterized as holdings, presenting his existing ordinary share and option positions rather than new open-market purchases, sales, or option exercises during the reported period.