Caesarstone (CSTE) CEO Shiran Yosef details 1.2M options and share stake

Rhea-AI Filing Summary

Caesarstone Ltd. Chief Executive Officer Shiran Yosef filed an initial Form 3 detailing her equity holdings in the company. She indirectly holds stock options over 1,000,000 ordinary shares at an exercise price of $4.6800 per share expiring on March 14, 2030, and options over 200,000 ordinary shares at $3.9500 per share expiring on March 15, 2031, both held by a trust. She also directly owns 20,112 ordinary shares. The options were granted in March 2023 and March 2024 and vest over four years, with 25% vesting after one year and the remainder vesting quarterly over the following three years. This filing reports existing positions rather than new market transactions.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Shiran Yosef

Role Chief Executive Officer

Type	Security	Shares	Price	Value
holding	Stock Option	--	--	--
holding	Stock Option	--	--	--
holding	Ordinary Shares	--	--	--

Holdings After Transaction: Stock Option — 1,000,000 shares (Indirect, By Trust); Ordinary Shares — 20,112 shares (Direct)

Footnotes (1)

1. The stock options were granted on 16 March 2023, and vest over a period of four years, whereby 25% of the options will vest upon the first year of the grant, and subsequently 6.25% of the options will vest on a quarterly basis during the three years thereafter. The stock options were granted on 16 March 2024, and vest over a period of four years, whereby 25% of the options will vest upon the first year of the grant, and subsequently 6.25% of the options will vest on a quarterly basis during the three years thereafter.

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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^*

Shiran Yosef

(Last) (First) (Middle)

KIBBUTZ SDOT-YAM

(Street)

SDOT-YAM, MP MENASHE 3780400

(City) (State) (Zip)

ISRAEL

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
Caesarstone Ltd. [ CSTE ]

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 Executive 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	20,112	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
Stock Option	(1)	03/14/2030	Ordinary Shares	1,000,000	$4.68	I	By Trust
Stock Option	(2)	03/15/2031	Ordinary Shares	200,000	$3.95	I	By Trust

Explanation of Responses:

1. The stock options were granted on 16 March 2023, and vest over a period of four years, whereby 25% of the options will vest upon the first year of the grant, and subsequently 6.25% of the options will vest on a quarterly basis during the three years thereafter.

2. The stock options were granted on 16 March 2024, and vest over a period of four years, whereby 25% of the options will vest upon the first year of the grant, and subsequently 6.25% of the options will vest on a quarterly basis during the three years thereafter.

	/s/ Yosef Shiran	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 did Caesarstone (CSTE) CEO Shiran Yosef report on this Form 3?

She reported her existing equity holdings in Caesarstone, including stock options and ordinary shares. The filing outlines indirect options held via a trust and directly owned shares, providing a baseline of her ownership as an executive stakeholder.

How many Caesarstone (CSTE) shares are covered by Shiran Yosef’s stock options?

Her options cover 1,200,000 Caesarstone ordinary shares in total. This includes 1,000,000 shares at an exercise price of $4.6800 and 200,000 shares at $3.9500, all held indirectly through a trust structure.

What stock option terms did Caesarstone (CSTE) disclose for its CEO Shiran Yosef?

The filing shows two option grants with exercise prices of $4.6800 and $3.9500, expiring in March 2030 and March 2031. Both grants vest over four years, with 25% after one year and 6.25% quarterly thereafter.

How many Caesarstone (CSTE) ordinary shares does CEO Shiran Yosef own directly?

She directly owns 20,112 Caesarstone ordinary shares. This direct ownership is separate from her indirect holdings through stock options held by a trust, which cover an additional 1,200,000 underlying ordinary shares.

Were there any buy or sell transactions in this Caesarstone (CSTE) Form 3?

No buy or sell transactions are reported. The Form 3 lists existing holdings, including stock options and ordinary shares, and serves as an initial statement of beneficial ownership rather than a record of recent trading activity.

How do the vesting schedules work for Caesarstone (CSTE) CEO stock options?

Both option grants vest over four years. Twenty-five percent of each grant vests after the first year from grant date, with the remaining 75% vesting in equal 6.25% installments on a quarterly basis over the next three years.