8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 6, 2026

ImmunityBio, Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-37507

43-1979754

(State or other jurisdiction

of incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

3530 John Hopkins Court

San Diego, California 92121

(Address of principal executive offices, including zip code)

Registrant’s telephone number, including area code: (844) 696-5235

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.0001 per share	IBRX	The Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section13(a) of the Exchange Act. ☐

Item 7.01

Regulation FD Disclosure.

On April 6, 2026, ImmunityBio, Inc. (the “Company”) issued a press release announcing it had submitted a comprehensive response to the Warning Letter issued by the U.S. Food and Drug Administration Office of Prescription Drug Promotion on March 13, 2026 and outlining the Company’s immediate and planned corrective actions related thereto. The press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated into this Item 7.01 by reference.

The information in this Item 7.01, including Exhibit 99.1 attached hereto, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as expressly set forth by specific reference in such filing.

Item 9.01

Financial Statements and Exhibits.

(d)

Exhibits.


Exhibit Number		Description of Exhibit

99.1*		Press Release dated April 6, 2026

104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

*	Furnished herewith.

SIGNATURES

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


		IMMUNITYBIO, INC.
		Registrant

Date: April 6, 2026	By:	/s/ David C. Sachs
		David C. Sachs
		Chief Financial Officer

ImmunityBio Inc. filed SEC Form 8-K: Regulation FD Disclosure