[Form 4] AdvanSix Inc. Insider Trading Activity

Rhea-AI Filing Summary

Patrick Williams, a director of AdvanSix Inc. (ASIX), received an allocation of 677 deferred stock units on 09/30/2025 at an indicated price of $19.38 per share under the company’s deferred compensation plan. Each unit represents the economic equivalent of one share and will be paid out in shares upon distribution. After the allocation, Mr. Williams is reported to beneficially own 34,965 shares, which includes 95 additional shares credited as dividend equivalents related to unvested restricted stock units and deferred stock units acquired in transactions exempt from Rule 16a-11. The Form 4 was signed on 10/01/2025.

Positive

• Deferred compensation was converted into equity units, aligning director incentives with shareholder interests.
• Filing includes explanatory footnotes clarifying dividend equivalents and exempt transactions, supporting transparency.

Negative

• None.

Insights

Financial Analyst

TL;DR: Routine insider allocation of deferred comp to equity; modest change in reported holdings, no immediate cash purchase or sale.

The filing shows a non-derivative allocation of 677 deferred stock units representing an internal conversion of deferred compensation into stock-unit exposure rather than an open-market purchase. The post-transaction beneficial ownership of 34,965 shares is a disclosure of existing holdings plus the allocation and dividend equivalents. This is a routine Section 16 filing with limited market impact because it reflects compensation mechanics rather than a directional investment decision.

Corporate Governance Expert

TL;DR: Governance disclosure is complete and timely; transaction is compensation-related and consistent with plan mechanics.

The Form 4 documents an allocation under the AdvanSix Deferred Compensation Plan and notes dividend-equivalent credits tied to unvested RSUs. The filing includes the required explanatory footnotes and a signature. From a governance perspective, the transaction aligns with standard director compensation practices and raises no immediate compliance or clawback issues based on the information provided.

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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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^*

Williams Patrick

(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		677(1)	A	$19.38	34,965(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 95 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 Patrick Williams	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 Patrick Williams report on Form 4 for ASIX?

He reported an allocation of 677 deferred stock units under AdvanSix’s Deferred Compensation Plan on 09/30/2025.

How many AdvanSix shares does Patrick Williams beneficially own after the transaction?

34,965 shares are reported as beneficially owned following the allocation, including 95 shares credited as dividend equivalents.

What does each deferred stock unit represent in this filing?

Each unit represents the economic equivalent of one share of AdvanSix common stock and will be paid out in shares upon distribution.

Was this transaction an open-market purchase or sale?

No. The Form 4 reports an allocation of deferred compensation into stock units, not a market buy or sell.

Are any transactions described as exempt from reporting?

Yes. The filing notes 95 shares credited as dividend equivalents were acquired in transactions exempt from reporting under Rule 16a-11.