Caesarstone CFO reports initial share holdings

Caesarstone Ltd. Chief Financial Officer Trost Nahum filed an initial ownership report showing existing equity interests in the company.

Rhea-AI Filing Summary

Caesarstone Ltd. Chief Financial Officer Trost Nahum filed an initial ownership report showing existing equity interests in the company. The filing lists indirect stock options held through a trust over blocks of Ordinary Shares at exercise prices from $1.60 to $13.31 expiring between 2028 and 2032, along with both indirect and direct holdings of Ordinary Shares. Footnotes also describe restricted stock units, including 9,125 already vested and additional RSUs scheduled to vest on specified dates, reflecting compensation tied to continued service.

Insider Trade Summary

8 transactions reported

Mixed 8 txns

Insider Trost Nahum

Role Chief Financial Officer

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

Holdings After Transaction: Stock Option — 116,100 contracts (Indirect, By Trust); Ordinary Shares — 9,800 shares (Indirect, By Trust); Ordinary Shares — 7,600 shares (Direct)

Footnotes (7)

1. F1. Restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Ordinary Shares, subject to the Reporting Person's continued service through the applicable vesting date. Of the RSUs reported herein, 9,125 are fully vested. The remaining RSUs vest as follows: 225 RSUs vest on September 21, 2026; and 450 RSUs vest in two equal installments on September 19, 2026, and September 19, 2027.
2. F2. The stock options were granted on July 14, 2021, and are fully vested.
3. F3. The stock options were granted on September 22, 2022, and vest in four equal annual installments on September 21, 2023, September 21, 2024, September 21, 2025, September 21, 2026, subject to the Reporting Person's continued service through each applicable vesting date.
4. F4. The stock options were granted on September 20, 2023, and vest in four equal annual installments on September 19, 2024, September 19, 2025, September 19, 2026, September 19, 2027, subject to the Reporting Person's continued service through each applicable vesting date.
5. F5. The stock options were granted on February 20, 2024, and vest in four equal annual installments on February 19, 2025, February 19, 2026, February 19, 2027, February 19, 2028, subject to the Reporting Person's continued service through each applicable vesting date.
6. F6. The stock options were granted on May 8, 2024, and vest in four equal annual installments on May 7, 2025, May 7, 2026, May 7, 2027, May 7, 2028, subject to the Reporting Person's continued service through each applicable vesting date.
7. F7. The stock options were granted on December 17, 2025, and vest in four equal annual installments on December 16, 2026, December 16, 2027, December 16, 2028, December 16, 2029, subject to the Reporting Person's continued service through each applicable vesting date.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Caesarstone (CSTE) Form 3 filing by CFO Trost Nahum report?

The Form 3 reports Trost Nahum’s existing equity holdings in Caesarstone, not new trades. It details stock options over multiple blocks of Ordinary Shares, indirect and direct share ownership, and restricted stock units with specific vesting schedules tied to continued service.

How many Caesarstone stock options does CFO Trost Nahum indirectly hold via a trust?

Trost Nahum indirectly holds several stock option grants through a trust over underlying Ordinary Shares, including 40,000 at $13.31, 6,000 at $9.12, 6,000 at $4.31, 34,000 at $4.10, 1,400 at $5.94, and 28,700 at $1.60, with expirations from 2028 to 2032.

What direct and indirect Caesarstone Ordinary Share holdings are reported for Trost Nahum?

The filing shows Trost Nahum indirectly holds 9,800 Caesarstone Ordinary Shares through a trust and directly holds 7,600 Ordinary Shares. These positions reflect his existing ownership at the time of the Form 3, rather than newly purchased or sold shares.

What restricted stock units (RSUs) for Caesarstone are disclosed for CFO Trost Nahum?

The footnotes state that each RSU converts into one Ordinary Share, with 9,125 RSUs already vested. Additional RSUs vest as 225 on September 21, 2026, and 450 in two equal installments on September 19, 2026 and September 19, 2027, subject to continued service.

Are Trost Nahum’s Caesarstone stock options fully vested or still vesting?

Some option grants are fully vested, while others vest over time. One grant dated July 14, 2021 is fully vested, and later grants from 2022, 2023, February 2024, May 2024, and December 2025 vest in four equal annual installments, contingent on continued service.

Does the Caesarstone (CSTE) Form 3 show any recent buying or selling by the CFO?

No, the Form 3 lists holdings rather than new transactions. All entries are categorized as holdings, with no buy or sell counts, indicating this filing establishes Trost Nahum’s baseline equity position as a Caesarstone officer.

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Accepted by SEC EDGAR 03/18/2026 - 12:23 PM Learn about SEC filing dates

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^*

Trost Nahum

(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 Financial 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	9,800(1)	I	By Trust
Ordinary Shares	7,600	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	(2)	07/12/2028	Ordinary Shares	40,000	$13.31	I	By Trust
Stock Option	(3)	09/20/2029	Ordinary Shares	6,000	$9.12	I	By Trust
Stock Option	(4)	09/18/2030	Ordinary Shares	6,000	$4.31	I	By Trust
Stock Option	(5)	02/18/2031	Ordinary Shares	34,000	$4.1	I	By Trust
Stock Option	(6)	05/07/2031	Ordinary Shares	1,400	$5.94	I	By Trust
Stock Option	(7)	12/15/2032	Ordinary Shares	28,700	$1.6	I	By Trust

Explanation of Responses:

1. Restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Ordinary Shares, subject to the Reporting Person's continued service through the applicable vesting date. Of the RSUs reported herein, 9,125 are fully vested. The remaining RSUs vest as follows: 225 RSUs vest on September 21, 2026; and 450 RSUs vest in two equal installments on September 19, 2026, and September 19, 2027.

2. The stock options were granted on July 14, 2021, and are fully vested.

3. The stock options were granted on September 22, 2022, and vest in four equal annual installments on September 21, 2023, September 21, 2024, September 21, 2025, September 21, 2026, subject to the Reporting Person's continued service through each applicable vesting date.

4. The stock options were granted on September 20, 2023, and vest in four equal annual installments on September 19, 2024, September 19, 2025, September 19, 2026, September 19, 2027, subject to the Reporting Person's continued service through each applicable vesting date.

5. The stock options were granted on February 20, 2024, and vest in four equal annual installments on February 19, 2025, February 19, 2026, February 19, 2027, February 19, 2028, subject to the Reporting Person's continued service through each applicable vesting date.

6. The stock options were granted on May 8, 2024, and vest in four equal annual installments on May 7, 2025, May 7, 2026, May 7, 2027, May 7, 2028, subject to the Reporting Person's continued service through each applicable vesting date.

7. The stock options were granted on December 17, 2025, and vest in four equal annual installments on December 16, 2026, December 16, 2027, December 16, 2028, December 16, 2029, subject to the Reporting Person's continued service through each applicable vesting date.

	/s/ Nahum Trost	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)