UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO SECTION 13A-16 OR 15D-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of ~~May~~June 2026

Commission File Number: 001-41316

Alpha Tau Medical Ltd.

(Exact Name of Registrant as Specified in Its Charter)

Kiryat HaMada St. 5

Jerusalem, Israel 9777605

+972 (3) 577-4115

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

CONTENTS

On June 1, 2026, Alpha Tau Medical Ltd. (the “Company”) ~~hereby~~issued ~~furnishes~~a ~~the~~press ~~following~~release ~~documents:~~titled “Alpha Tau Announces Strong Overall Survival Results from Alpha DaRT® Pancreatic Cancer Studies Presented at 2026 ASCO Annual Meeting.” A copy of this press release is attached to this Form 6-K as Exhibit 99.1.

~~(i)~~The ~~notice~~information in this Report on Form 6-K, including Exhibit 99.1 attached hereto, is being furnished and ~~proxy~~shall ~~statement~~not ~~with~~be ~~respect~~deemed to“filed” for the ~~Company’s~~purposes ~~annual~~of ~~general~~Section ~~meeting~~18 of ~~shareholders~~the Securities Exchange Act of 1934, as amended (the “~~Meeting~~Exchange Act”), toor beotherwise ~~held~~subject atto ~~4:00~~the ~~p.m.~~liabilities ~~(Israel~~of ~~time)~~that Section, onnor ~~June~~shall it ~~23,~~be ~~2026,~~deemed atincorporated ~~the~~by ~~Company’s~~reference ~~headquarters~~in atany 5filing ~~Kiryat~~made ~~Hamada~~by ~~St.,~~the ~~Jerusalem~~Company ~~9777605,~~under ~~Israel,~~the ~~describing~~Securities ~~proposals~~Act toof be1933, ~~voted~~as ~~upon~~amended, ator the ~~Meeting~~Exchange Act, ~~the~~except ~~procedure~~as ~~for~~otherwise ~~voting~~set inforth ~~person~~herein or byas ~~proxy~~shall atbe ~~the~~expressly ~~Meeting~~set ~~and~~forth ~~various~~by ~~other~~specific ~~details~~reference ~~related~~in tosuch ~~the~~a ~~Meeting; and~~filing.

(ii) a proxy card for use in connection with the Meeting.

The proxy statement is furnished with this report of foreign private issuer on Form 6-K (this “Form 6-K”) as Exhibit 99.1 and the proxy card is furnished with this Form 6-K as Exhibit 99.2.

This Report and the related exhibits are incorporated by reference into the Company’s Registration Statements on Form F-3 (File Nos. 333-274457, 333-288240 and 333-295359) and Form S-8 (File Nos. 333-264169, 333-270406, 333-277733, 333-285745 and 333-294151).

EXHIBIT INDEX

Exhibit No.		Description
99.1		~~Notice~~Press ~~and~~release ~~proxy~~dated ~~statement for the annual general meeting of shareholders of the Company to be held on~~ June 231, 2026.
99.2		Proxy card to be mailed for the annual general meeting of shareholders of the Company to be held on June 23, 2026

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	Alpha Tau Medical Ltd.
Date: May 18, 2026	By:	/s/ Uzi Sofer
Date: June 1, 2026	By:	/s/ Uzi Sofer
		Uzi Sofer
		Chief Executive Officer

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