[Form 4] AdvanSix Inc. Insider Trading Activity

Rhea-AI Filing Summary

AdvanSix Inc. (ASIX) director Donald P. Newman reported a transaction dated 09/30/2025 allocating 1,418 deferred stock units to his deferred stock unit fund under the AdvanSix Deferred Compensation Plan at an indicated value of $19.38 per unit. Each deferred stock unit represents the economic equivalent of one share and will be paid out in shares upon distribution. After this allocation, Mr. Newman beneficially owns 13,497 shares/units, which includes an additional 53 shares credited as dividend equivalents tied to unvested restricted stock units and deferred stock units acquired in transactions exempt from Rule 16a-11. The Form 4 was signed on behalf of Mr. Newman on 10/01/2025.

Positive

• Allocation of deferred stock units converts compensation into equity-linked units, aligning director economic interest with shareholders
• Clear disclosure including number of units (1,418), price per unit ($19.38), and post-transaction beneficial ownership (13,497) supports transparency

Negative

• None.

Insights

Financial Analyst

TL;DR: Routine deferred compensation allocation increases director's economic exposure by 1,418 units, no cash sale or exercise.

The filing documents a non-cash allocation of deferred stock units under the company's Deferred Compensation Plan, recorded at $19.38 per unit. Such allocations convert deferred compensation into equity-linked units and do not reflect an open-market purchase or sale. The post-transaction beneficial ownership of 13,497 units includes 53 dividend-equivalent units from exempt transactions, indicating modest incremental equity exposure but not a material change in control or stake.

Corporate Governance Expert

TL;DR: Standard Section 16 filing showing director's compensation election, no governance red flags.

This Form 4 reflects a routine compliance disclosure for a director electing to receive deferred compensation in the form of stock units. The report was executed properly and includes customary explanatory notes about dividend equivalents and exempt transactions. There is no indication of insider trading, exercises, or disposals that would raise governance concerns.

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).

1. Name and Address of Reporting Person^*

NEWMAN DONALD P

(Last) (First) (Middle)

300 KIMBALL DRIVE, SUITE 101

(Street)

PARSIPPANY NJ 07054

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AdvanSix Inc. [ ASIX ]

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)
09/30/2025

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, par value $0.01	09/30/2025		A		1,418(1)	A	$19.38	13,497(2)	D

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. Represents the allocation of deferred compensation to the reporting person's deferred stock unit fund account under the AdvanSix Inc. Deferred Compensation Plan. Each unit allocated under the stock unit fund represents the economic equivalent of one share of common stock. Units are paid out in shares of AdvanSix Inc. common stock upon distribution.

2. Includes an additional 53 shares representing stock units credited as dividend equivalents in connection with unvested restricted stock units under the 2016 Stock Incentive Plan of AdvanSix Inc. and its Affiliates, as amended and restated, and deferred stock units under the AdvanSix Inc. Deferred Compensation Plan, which were acquired in transactions exempt from reporting under Rule 16a-11.

Remarks:

	/s/ Achilles B. Kintiroglou for Donald P. Newman	10/01/2025
	** 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 transaction did Donald P. Newman report on Form 4 for ASIX?

The Form 4 reports an allocation of 1,418 deferred stock units to Mr. Newman on 09/30/2025 under the AdvanSix Deferred Compensation Plan.

How many shares/units does Donald P. Newman beneficially own after the reported transaction?

Following the allocation, Mr. Newman beneficially owns 13,497 shares/units, which includes 53 dividend-equivalent shares credited to unvested awards.

What is the reported price or value of the deferred stock units?

The deferred stock units are reported with a value of $19.38 per unit in the filing.

Were any open-market purchases, sales, exercises, or dispositions reported?

No; the filing shows a non-cash allocation (A) of deferred stock units rather than an open-market purchase, sale, exercise, or disposal.

When was the Form 4 signed and filed?

The Form 4 is signed on behalf of Donald P. Newman by Achilles B. Kintiroglou on 10/01/2025.