AdvanSix (ASIX) CFO Patrick C. Day files Form 3 reporting 0 shares

Rhea-AI Filing Summary

AdvanSix Inc. filed an initial Form 3 for Patrick C. Day, who serves as SVP and CFO. The filing shows his direct holdings of AdvanSix common stock, par value $0.01, as of the reporting date. It reports 0 shares of common stock held directly following the reported entry.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Day Patrick C.

Role SVP, CFO

Type	Security	Shares	Price	Value
holding	Common Stock, par value $0.01	--	--	--

Holdings After Transaction: Common Stock, par value $0.01 — 0 shares (Direct, null)

Footnotes (1)

Key Figures

Common stock held: 0 shares

1 metrics

Common stock held 0 shares Direct holdings of AdvanSix common stock following Form 3 entry

Key Terms

Form 3, beneficial ownership, Common Stock, par value $0.01

3 terms

Form 3 regulatory

"AdvanSix Inc. filed an initial Form 3 for Patrick C. Day"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership regulatory

"establishing his initial beneficial ownership position under SEC rules"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Common Stock, par value $0.01 financial

"The filing shows his direct holdings of AdvanSix common stock, par value $0.01"

Understanding Insider Trading Forms →

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Day Patrick C.

(Last) (First) (Middle)

300 KIMBALL DRIVE

STE 101

(Street)

PARSIPPANY NEW JERSEY 07054

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/27/2026

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

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock, par value $0.01	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Achilles B. Kintiroglou for Patrick Day	04/29/2026
	** 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 5 (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 3: SEC 1473 (03-26)

FAQ

What does Patrick C. Day’s Form 3 filing for AdvanSix (ASIX) show?

The Form 3 filing shows that SVP and CFO Patrick C. Day reported 0 shares of AdvanSix common stock held directly as of the reporting date, establishing his initial beneficial ownership position under SEC rules.

Is Patrick C. Day considered an insider of AdvanSix (ASIX)?

Yes. The filing identifies Patrick C. Day as an insider of AdvanSix through his role as Senior Vice President and Chief Financial Officer, which triggers SEC reporting obligations for his holdings in the company’s common stock.

Did Patrick C. Day buy or sell AdvanSix (ASIX) shares in this Form 3?

No transactions are reported. The Form 3 functions as an initial ownership statement and indicates 0 shares of AdvanSix common stock held directly, with no buy or sell activity disclosed in this filing.

What class of security is reported in Patrick C. Day’s AdvanSix (ASIX) Form 3?

The filing covers AdvanSix Common Stock, par value $0.01. It records Patrick C. Day’s beneficial ownership of this class of equity security, showing that he directly holds zero shares as of the reported date.

Does the Form 3 for AdvanSix (ASIX) include any derivative securities?

The provided data show an empty derivativeSummary, indicating no derivative securities such as options or warrants reported for Patrick C. Day in this Form 3. Only his common stock ownership position is summarized here.