[Form 4] Fulgent Genetics, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Fulgent Genetics (FLGT) reported an insider transaction by its President and COO. On 10/26/2025, 4,353 shares of common stock were withheld at $23.74 per share to cover taxes upon the vesting of previously assumed restricted stock units (Transaction Code F).

After the transaction, the reporting person beneficially owned 359,768 shares directly and 220,816 shares indirectly through The Hsieh Family Dynasty Trust. The filing notes the reporting person disclaims beneficial interest in the trust except for any pecuniary interest.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Xie Jian

(Last) (First) (Middle)

C/O FULGENT GENETICS, INC.

4399 SANTA ANITA AVENUE

(Street)

EL MONTE CA 91731

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Fulgent Genetics, Inc. [ FLGT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

3. Date of Earliest Transaction (Month/Day/Year)
10/26/2025

4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/26/2025		F		4,353(1)	D	$23.74	359,768	D
Common Stock								220,816	I	By Trust(2)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units assumed pursuant to the Agreement and Plan of Merger, dated as of November 7, 2022 by and among Fulgent Genetics, Inc., FG Merger Sub, Inc., Fulgent Pharma Holdings, Inc., and the stockholders listed therein. These awards were originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on November 9, 2022.

2. Securities held by The Hsieh Family Dynasty Trust, dated January 27, 2010 (the "Trust"). Mr. Xie serves on the investment committee of the Trust. Mr. Xie disclaims any beneficial interest except with respect to any pecuniary interest therein.

	/s/ Paul Kim as Attorney-in-Fact	10/28/2025
	** 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 4 (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.

FAQ

What insider transaction did FLGT report on Form 4?

The President and COO reported 4,353 shares withheld at $23.74 to satisfy tax obligations upon RSU vesting on 10/26/2025 (Code F).

How many FLGT shares does the insider own after the transaction?

Following the transaction, the insider holds 359,768 shares directly and 220,816 shares indirectly via a trust.

What does transaction code F signify on FLGT’s Form 4?

Code F indicates shares were withheld by the issuer to cover tax withholding due at vesting of equity awards.

Which trust holds the indirect FLGT shares and what is disclosed?

The Hsieh Family Dynasty Trust holds 220,816 shares. The reporting person disclaims beneficial interest except for any pecuniary interest.

What triggered the tax withholding on FLGT shares?

The withholding arose from the vesting of restricted stock units that were assumed under a prior merger agreement.