AdvanSix VP has 2,074 shares withheld for taxes

AdvanSix Inc. reported a Form 4 for VP, Controller Rachael E. Ryan showing a routine tax-related share disposition.

Rhea-AI Filing Summary

AdvanSix Inc. reported a Form 4 for VP, Controller Rachael E. Ryan showing a routine tax-related share disposition. On March 24, 2026, 2,074 shares of common stock were withheld at $22.02 per share to satisfy tax obligations tied to vested restricted stock units.

After this withholding, Ryan directly holds 16,513 shares of AdvanSix common stock. This event reflects automatic tax settlement on equity compensation rather than an open-market sale or discretionary trading decision.

Insider Trade Summary

Exercise Price or Tax Liability: 2,074 shares

Exercise Price or Tax Liability 1 txn

Insider Ryan Rachael E

Role VP, Controller

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock, par value $0.01	2,074	$22.02	$46K

Holdings After Transaction: Common Stock, par value $0.01 — 16,513 shares (Direct)

Footnotes (1)

1. F1. Shares withheld to satisfy tax withholding obligations related to Restricted Stock Units that vested on March 24, 2026.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did AdvanSix (ASIX) disclose for Rachael E. Ryan?

AdvanSix disclosed that VP, Controller Rachael E. Ryan had 2,074 shares withheld to cover taxes on vested restricted stock units. This tax-withholding disposition is an automatic equity compensation event, not an open-market sale, and leaves her with 16,513 directly held shares.

Was the AdvanSix (ASIX) Form 4 transaction an open-market sale of shares?

No, the Form 4 transaction was not an open-market sale. It reflects 2,074 AdvanSix shares withheld at $22.02 to satisfy tax obligations on restricted stock units vesting on March 24, 2026, a routine administrative step in equity compensation programs.

How many AdvanSix (ASIX) shares does Rachael E. Ryan hold after this Form 4?

After the tax-withholding transaction, Rachael E. Ryan directly holds 16,513 AdvanSix common shares. The Form 4 shows 2,074 shares withheld for taxes upon RSU vesting, meaning her overall equity stake remains intact apart from this mandatory tax settlement.

What does the F code mean in the AdvanSix (ASIX) Form 4 filing?

The F transaction code indicates shares were disposed to pay taxes or exercise costs. In this AdvanSix filing, 2,074 shares were withheld to satisfy tax obligations related to restricted stock units that vested on March 24, 2026, rather than being sold on the open market.

Which AdvanSix (ASIX) executive is involved in this Form 4 tax-withholding event?

The Form 4 involves Rachael E. Ryan, who serves as VP, Controller at AdvanSix. Her filing reports 2,074 shares of common stock withheld for tax obligations on vested restricted stock units, leaving her with 16,513 shares held directly after the transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/26/2026 - 06:18 PM Learn about SEC filing dates

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^*

Ryan Rachael E

(Last) (First) (Middle)

300 KIMBALL DRIVE

SUITE 101

(Street)

PARSIPPANY NEW JERSEY 07054

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/24/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	03/24/2026		F		2,074(1)	D	$22.02	16,513	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. Shares withheld to satisfy tax withholding obligations related to Restricted Stock Units that vested on March 24, 2026.

Remarks:

	/s/ Achilles B. Kintiroglou for Rachael Ryan	03/26/2026
	** 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.
* Form 4: SEC 1474 (03-26)