8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 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): October 24, 2023

NKGen Biotech, Inc.

(Exact name of registrant as specified in its charter)

Delaware	001-40427	86-2191918
(State of incorporation)	(Commission File No.)	(IRS Employer Identification No.)

3001 Daimler St.

Santa Ana, California 92705

(Address of principal executive offices and zip code)

Registrant’s telephone number, including area code: (949) 396-6830

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, $0.0001 par value per share	NKGN	Nasdaq Global Market
Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share	NKGNW	Nasdaq Capital Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company x

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 Section 13(a) of the Exchange Act.  ¨

Item 8.01 Other Events.

On October 24, 2023, NKGen Biotech, Inc. announced that the U.S. Food and Drug Administration cleared its investigational new drug application for SNK01 natural killer cell therapy for treatment of moderate Alzheimer’s Disease.

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.

Date: October 24, 2023	NKGEN BIOTECH, INC.
	By:	/s/ Paul Y. Song
		Paul Y. Song
		Chief Executive Officer

XML

Cover	Oct. 24, 2023
Document Information [Line Items]
Document Type	8-K
Amendment Flag	false
Document Period End Date	Oct. 24, 2023
Entity File Number	001-40427
Entity Registrant Name	NKGen Biotech, Inc.
Entity Central Index Key	0001845459
Entity Tax Identification Number	86-2191918
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	3001 Daimler St.
Entity Address, City or Town	Santa Ana
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	92705
City Area Code	949
Local Phone Number	396-6830
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Entity Emerging Growth Company	true
Elected Not To Use the Extended Transition Period	false
Common Stock [Member]
Document Information [Line Items]
Title of 12(b) Security	Common Stock, $0.0001 par value per share
Trading Symbol	NKGN
Security Exchange Name	NASDAQ
Warrant [Member]
Document Information [Line Items]
Title of 12(b) Security	Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share
Trading Symbol	NKGNW
Security Exchange Name	NASDAQ