SEC FORM 3

SEC FORM 3SEC 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^*

Darvish Nissim

(Last)

(First)

(Middle)

C/O CHEMOMAB THERAPEUTICS LTD.

10 HABARZEL ST., BUILDING C, 10TH FLOOR

(Street)

TEL AVIV

6158101

(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
Chemomab Therapeutics Ltd. [ CMMB ]

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)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

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)
American Depositary Shares	300	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)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	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)
Stock option (right to buy American Depositary Shares)	⁽¹⁾	10/27/2026	American Depositary Shares	2,531	$3.2	D
Stock option (right to buy American Depositary Shares)	⁽²⁾	04/19/2031	American Depositary Shares	2,971	$109.04	D
Stock option (right to buy American Depositary Shares)	⁽³⁾	03/07/2032	American Depositary Shares	1,705	$14.12	D
Stock option (right to buy American Depositary Shares)	⁽⁴⁾	03/21/2033	American Depositary Shares	1,714	$6.48	D
Stock option (right to buy American Depositary Shares)	⁽⁵⁾	06/14/2033	American Depositary Shares	5,143	$6.8	D
Stock option (right to buy American Depositary Shares)	⁽⁶⁾	06/01/2034	American Depositary Shares	4,221	$3.44	D
Stock option (right to buy American Depositary Shares)	06/01/2026	06/16/2035	American Depositary Shares	6,599	$5.24	D

Explanation of Responses:

1. The options reported in this row were granted to the Reporting Person by the Issuer on October 28, 2016, and are fully vested and exercisable as of the date of this report.

2. The options reported in this row were granted to the Reporting Person by the Issuer on April 19, 2021, and are fully vested and exercisable as of the date of this report.

3. The options reported in this row were granted to the Reporting Person by the Issuer on March 7, 2022, and are fully vested and exercisable as of the date of this report.

4. The options reported in this row were granted to the Reporting Person by the Issuer on March 21, 2023, and are fully vested and exercisable as of the date of this report.

5. The options reported in this row were granted to the Reporting Person by the Issuer on June 14, 2023, and vest and become exercisable in 36 equal monthly installments of 2.77%, such that all options reported in this row will be exercisable on June 14, 2026.

6. The options reported in this row were granted to the Reporting Person by the Issuer on June 1, 2024, and are fully vested and exercisable as of the date of this report.

Remarks:

This Form 3 has been filed after March 18, 2026 but prior to April 20, 2026 in reliance on the temporary relief made available to the directors and officers of certain foreign private issuers by the Staff of the Securities and Exchange Commission in its no-action letter dated March 13, 2026.

	/s/ Nissim Darvish	04/10/2026
	** 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)

SEC Form 3 filed by new insider Darvish Nissim