[Form 4] ArriVent BioPharma, Inc. Insider Trading Activity

Rhea-AI Filing Summary

ArriVent BioPharma director Chris Nolet received a new stock option grant on June 18, 2025. The transaction details include:

• Granted 15,502 non-qualified stock options to purchase common stock
• Exercise price set at $24.89 per share
• Options become exercisable on June 18, 2026
• Options expire on June 17, 2035
• Zero cost basis for the options grant

This Form 4 filing, signed by James Kastenmayer as attorney-in-fact, represents a standard director compensation equity grant. The options provide Nolet with long-term alignment with shareholder interests through a 10-year exercise window, subject to a one-year vesting requirement.

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
Estimated average burden
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^*

Nolet Chris

(Last) (First) (Middle)

C/O ARRIVENT BIOPHARMA, INC.

18 CAMPUS BOULEVARD SUITE 100

(Street)

NEWTOWN SQUARE PA 19073

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ArriVent BioPharma, Inc. [ AVBP ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
06/18/2025

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

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
Non-Qualified Stock Option (right to buy)	$24.89	06/18/2025		A		15,502		06/18/2026	06/17/2035	Common Stock	15,502	$0.00	15,502	D

Explanation of Responses:

	By: /s/ James Kastenmayer, Attorney-in-Fact for Chris Nolet	06/20/2025
	** 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 stock options did Chris Nolet receive from AVBP on June 18, 2025?

Chris Nolet received 15,502 non-qualified stock options with an exercise price of $24.89 per share. These options are exercisable starting June 18, 2026 and expire on June 17, 2035.

What is Chris Nolet's role at AVBP?

According to the Form 4 filing, Chris Nolet serves as a Director of ArriVent BioPharma, Inc. (AVBP). This is indicated by the 'X' marked in the Director box under the Relationship of Reporting Person(s) to Issuer section.

What is the exercise price and expiration date of AVBP stock options granted to Nolet?

The non-qualified stock options were granted with an exercise price of $24.89 per share and will expire on June 17, 2035. The options have a 10-year term from the grant date.

When do Chris Nolet's AVBP stock options become exercisable?

The stock options become exercisable on June 18, 2026, which is one year after the grant date of June 18, 2025.

Who signed the Form 4 filing for AVBP Director Chris Nolet?

The Form 4 was signed by James Kastenmayer as Attorney-in-Fact for Chris Nolet on June 20, 2025, two days after the transaction date.