Cellebrite (CLBT) officer discloses 375,953 RSUs in initial Form 3

Rhea-AI Filing Summary

Cellebrite DI Ltd. officer David Barter filed an initial ownership report showing a compensatory equity position in the company. He beneficially holds 375,953 restricted share units (RSUs), each representing one ordinary share. These RSUs were granted on July 7, 2025 and vest over time through July 7, 2029, starting with 93,989 units on the first anniversary and 23,497 units every three months thereafter.

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^*

Barter David

(Last) (First) (Middle)

94 SHLOMO SHMELZER ROAD

(Street)

PETAH TIKVA 4970602

(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
Cellebrite DI Ltd. [ CLBT ]

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)
Ordinary shares, par value NIS 0.00001 ("Ordinary Shares")	375,953(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

Explanation of Responses:

1. Consists of 375,953 Ordinary Shares that are represented by restricted share units ("RSUs") that were granted on July 7, 2025 and vest as follows: 93,989 vest on the first anniversary of the grant date and 23,497 vest every three months thereafter through July 7, 2029. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer upon settlement.

Remarks:

Chief Financial Officer & Chief Accounting Officer

	/s/ David Barter	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 Cellebrite (CLBT) Form 3 filing by David Barter show?

The Form 3 filing shows that officer David Barter holds 375,953 RSUs in Cellebrite DI Ltd.. These restricted share units represent potential ordinary shares that will vest over time according to a specified schedule through 2029.

How many Cellebrite (CLBT) RSUs does David Barter beneficially own?

David Barter beneficially owns 375,953 restricted share units (RSUs) of Cellebrite. Each RSU represents a contingent right to receive one ordinary share of the company upon settlement, subject to the vesting conditions described in the filing.

What is the vesting schedule for David Barter’s Cellebrite (CLBT) RSUs?

The RSUs granted on July 7, 2025 vest as follows: 93,989 units vest on the first anniversary of the grant date, and 23,497 units vest every three months thereafter through July 7, 2029, assuming continued satisfaction of vesting conditions.

What type of security is reported in the Cellebrite (CLBT) Form 3 for David Barter?

The filing reports restricted share units (RSUs) that correspond to Cellebrite’s ordinary shares with par value NIS 0.00001. Each RSU gives a contingent right to receive one ordinary share upon settlement, subject to the stated vesting schedule.

Is David Barter’s ownership in Cellebrite (CLBT) on the Form 3 direct or indirect?

The Form 3 indicates direct ownership of the reported RSUs. The ownership code is listed as “D,” reflecting that the 375,953 restricted share units are held directly rather than through an intermediary entity or indirect structure.