Kelly Slieter - 28 Feb 2026 Form 4 Insider Report for AdvanSix Inc. (ASIX)

Signature
/s/ Achilles B. Kintiroglou for Kelly Slieter
Issuer symbol
ASIX
Transactions as of
28 Feb 2026
Net transactions value
-$94,757
Form type
4
Filing time
03 Mar 2026, 16:54:21 UTC
Previous filing
02 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
SLIETER KELLY SVP, Chief HR Officer 300 KIMBALL DRIVE, SUITE 101, PARSIPPANY /s/ Achilles B. Kintiroglou for Kelly Slieter 03 Mar 2026 0001815987

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ASIX Common Stock, par value $0.01 Tax liability $94,757 -5,424 -7.7% $17.47 65,029 28 Feb 2026 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares withheld to satisfy tax withholding obligations related to Restricted Stock Units that vested on February 28, 2026.