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*
Koslowski Thilo

(Last) (First) (Middle)
C/O ARBE ROBOTICS LTD.
HAHASHMONAIM ST. 107

(Street)
TEL AVIV 000000

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026
3. Issuer Name and Ticker or Trading Symbol
Arbe Robotics Ltd. [ ARBE ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
5. If Amendment, Date of Original Filed (Month/Day/Year)
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)
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 Options (1) 02/21/2032 Ordinary Shares 80,000 8 D
Stock Options (2) 08/07/2033 Ordinary Shares 40,000 2.873 D
Stock Options (3) 09/17/2035 Ordinary Shares 120,000 1.313 D
Explanation of Responses:
1. Stock options were granted on February 21, 2022, and were fully vested as of March 1, 2025.
2. Stock options were granted on August 7, 2023, with 33,333 options vested as of February 7, 2026 and the remaining 6,667 options vesting in two equal three month installments commencing on May 7, 2026 subject to the Reporting Person's continued service to the Issuer or its subsidiaries through each vesting date.
3. Stock options were granted on September 17, 2025, with 20,000 options vested as of March 17, 2026 and the remaining 100,000 options vesting in ten equal three month installments commencing on June 17, 2026 subject to the Reporting Person's continued service to the Issuer or its subsidiaries through each vesting date.
/s/ Thilo Koslowski 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.

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