Insider Transactions Reported by 21 Insiders of AdvanSix Inc.

Symbol: ASIX on NYSE
Location: Parsippany, NJ

Quick Takeaways

ASIX - AdvanSix Inc. has 21 insiders with reported activity on this page.
Net insider value flow over the last year: -$131,939.
Recent transaction rows are available for direct filing-level review.

What Changed

Buy value: ; sell value: $131,939.
Net share flow: -6,098.

Why This Matters

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Official SEC Source

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Net insider flow leans to selling over the last 12 months. Net value: -$131,939.

Buys

Shares: 0

Insiders: 0

Sells

$131,939

Shares: 6,098

Insiders: 1

Net

-$131,939

Shares: -6,098

Insiders: -1

Window (months)	Sell shares	Buy $	Sell $	Net $
0-3	0	$0	$0	$0
3-6	0	$0	$0	$0
6-9	1,719	$0	$35,168	-$35,168
9-12	4,379	$0	$96,771	-$96,771

AdvanSix Inc. executives and other stock owners filed with the SEC include:

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
Erin N. Kane	Chief Executive Officer, Director	$10,885,609			Mixed	28 Feb 2026
Michael Preston	SVP & Chief Financial Officer	$4,525,618			Mixed	28 Feb 2024
Michael L. Marberry	Director	$3,847,860			Mixed	31 Mar 2023
Todd D. Karran	Director	$2,054,306			Mixed	18 Jun 2025
Sharon Spurlin	Director	$1,790,914			Mixed	18 Jun 2025
Christopher Gramm	VP and Interim CFO	$1,275,746			Mixed	28 Feb 2026
Siddharth Manjeshwar	SVP & Chief Financial Officer	$1,254,565			Mixed	28 Feb 2025
Kelly Slieter	SVP, Chief HR Officer	$1,136,056			Mixed	28 Feb 2026
Paul E. Huck	Director	$1,054,290			Mixed	10 Jun 2021
Darrell K. Hughes	Director	$904,568			Mixed	11 Jun 2024
Achilles B. Kintiroglou	SVP, General Counsel	$879,841	-$131,939	-13%	Mixed	28 Feb 2026
Daniel F. Sansone	Director	$869,460			Mixed	18 Jun 2025
Willem L. Blindenbach	SVP, Integrated Supply Chain	$809,940			Mixed	28 Feb 2022
Patrick Williams	Director	$632,609			Mixed	31 Mar 2026
Gena C. Lovett	Director	$363,281			Mixed	18 Jun 2025
Rachael E. Ryan	VP, Controller	$285,674			Mixed	24 Mar 2026
Donald P. Newman	Director	$244,436			Mixed	15 Dec 2025
Farha Aslam	Director	$241,464			Mixed	11 Jun 2024
Dana C. O'Brien	Director	$0			Mixed	02 Sep 2025
Daryl Roberts	Director	$0			Mixed	02 Sep 2025
Jeffrey J. Bird	Director	$0			Mixed	01 Jan 2026

Top shareholders of AdvanSix Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
BlackRock, Inc.	13F 13D/G	Company	12% from 13D/G	3,392,470	$58,689,729	—	31 Dec 2025	13F 13D/G
VANGUARD GROUP INC	13F	Company	6.3%	1,706,709	$29,526,066	—	31 Dec 2025	13F
DIMENSIONAL FUND ADVISORS LP	13F 13D/G	Company	4.8% from 13D/G	1,302,875	$22,540,124	—	31 Dec 2025	13F 13D/G
AEGIS FINANCIAL CORP	13F	Company	4.5%	1,209,629	$20,926,582	—	31 Dec 2025	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	3.8%	1,021,114	$17,665,272	—	31 Dec 2025	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	3.5%	943,913	$16,329,695	—	31 Dec 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	2.6%	711,634	$12,311,268	—	31 Dec 2025	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	2.5%	663,537	$11,479,190	—	31 Dec 2025	13F
STATE STREET CORP	13F	Company	2.4%	639,053	$11,055,617	—	31 Dec 2025	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	2.4%	636,364	$11,011,564	—	31 Dec 2025	13F
Erin N. Kane	3/4/5	Chief Executive Officer, Director	2.3%	623,103	$10,885,609	—	28 Feb 2026	3/4/5
Solas Capital Management, LLC	13F	Company	2.3%	615,445	$10,647,199	—	31 Dec 2025	13F
LSV ASSET MANAGEMENT	13F	Company	2.1%	569,479	$9,852,000	—	31 Dec 2025	13F
FMR LLC	13F	Company	1.9%	506,466	$8,761,850	—	31 Dec 2025	13F
JANE STREET GROUP, LLC	13F	Company	1.9%	505,934	$8,752,659	—	31 Dec 2025	13F
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F	Company	1.5%	408,764	$7,071,617	—	31 Dec 2025	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	1.5%	405,407	$7,013,541	—	31 Dec 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	1.4%	378,610	$6,549,949	—	31 Dec 2025	13F
Invenomic Capital Management LP	13F	Company	1.2%	326,227	$5,643,727	—	31 Dec 2025	13F
Qube Research & Technologies Ltd	13F	Company	1.2%	318,733	$5,514,081	—	31 Dec 2025	13F
DEPRINCE RACE & ZOLLO INC	13F	Company	1.1%	293,768	$5,082,187	—	31 Dec 2025	13F
Russell Investments Group, Ltd.	13F	Company	1.1%	293,409	$5,075,973	—	31 Dec 2025	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	1.1%	292,316	$5,057,075	—	31 Dec 2025	13F
D. E. Shaw & Co., Inc.	13F	Company	0.99%	266,547	$4,611,263	—	31 Dec 2025	13F
MORGAN STANLEY	13F	Company	0.97%	261,856	$4,530,135	—	31 Dec 2025	13F
Michael Preston	3/4/5	SVP & Chief Financial Officer	— mixed-class rows	176,496 mixed-class rows	$4,525,618	—	28 Feb 2024	3/4/5
DONALD SMITH & CO., INC.	13F	Company	0.91%	245,950	$4,254,935	—	31 Dec 2025	13F
NORTHERN TRUST CORP	13F	Company	0.89%	238,993	$4,134,579	—	31 Dec 2025	13F
Michael L. Marberry	3/4/5	Director	— class O/S missing	128,262	$3,847,860	—	31 Mar 2023	3/4/5
THOMPSON SIEGEL & WALMSLEY LLC	13F	Company	0.82%	220,342	$3,812,000	—	31 Dec 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.78%	210,807	$3,646,952	—	31 Dec 2025	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.76%	205,984	$3,563,523	—	31 Dec 2025	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.76%	203,800	$3,525,740	—	31 Dec 2025	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.74%	199,961	$3,459,325	—	31 Dec 2025	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.71%	192,380	$3,328,174	—	31 Dec 2025	13F
HRT FINANCIAL LP	13F	Company	0.7%	188,538	$3,261,000	—	31 Dec 2025	13F
Y-Intercept (Hong Kong) Ltd	13F	Company	0.67%	180,089	$3,115,540	—	31 Dec 2025	13F
First Eagle Investment Management, LLC	13F	Company	0.65%	175,024	$3,027,915	—	31 Dec 2025	13F
Point72 Asset Management, L.P.	13F	Company	0.59%	159,994	$2,767,896	—	31 Dec 2025	13F
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	13F	Company	0.54%	145,626	$2,519,330	—	31 Dec 2025	13F
VICTORY CAPITAL MANAGEMENT INC	13D/G 13F	Company	0.51%	137,620	$2,512,941	-$42,615,188	30 Sep 2025	13D/G 13F
Lumbard & Kellner, LLC	13F	Company	0.54%	145,128	$2,510,714	—	31 Dec 2025	13F
Empowered Funds, LLC	13F	Company	0.53%	144,284	$2,496,113	—	31 Dec 2025	13F
UBS Group AG	13F	Company	0.53%	141,875	$2,454,438	—	31 Dec 2025	13F
Todd D. Karran	3/4/5	Director	0.32%	85,739	$2,054,306	—	18 Jun 2025	3/4/5
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	13F	Company	0.41%	109,711	$1,898,000	—	31 Dec 2025	13F
PRUDENTIAL FINANCIAL INC	13F	Company	0.4%	108,408	$1,875,458	—	31 Dec 2025	13F
JPMORGAN CHASE & CO	13F	Company	0.4%	107,882	$1,866,358	—	31 Dec 2025	13F
Jump Financial, LLC	13F	Company	0.4%	107,200	$1,854,560	—	31 Dec 2025	13F
Ballast Asset Management, LP	13F	Company	0.4%	106,734	$1,846,498	—	31 Dec 2025	13F

Recent Insider Transactions by Companies or Individuals for AdvanSix Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
Patrick Williams	ASIX	Common Stock, par value $0.01	Award	1.49%			537	36,567	31 Mar 2026	Direct
Rachael E. Ryan	ASIX	Common Stock, par value $0.01	Tax liability	-11.2%			-2,074	16,513	24 Mar 2026	Direct
Christopher Gramm	ASIX	Common Stock, par value $0.01	Tax liability	-3.47%			-2,624	73,025	28 Feb 2026	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Tax liability	-13.7%			-8,008	50,363	28 Feb 2026	Direct
Kelly Slieter	ASIX	Common Stock, par value $0.01	Tax liability	-7.7%			-5,424	65,029	28 Feb 2026	Direct
Erin N. Kane	ASIX	Common Stock, par value $0.01	Tax liability	-5.12%			-33,642	623,103	28 Feb 2026	Direct
Rachael E. Ryan	ASIX	Common Stock, par value $0.01	Award	43.4%			5,621	18,587	26 Feb 2026	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Award	92.9%			28,106	58,371	26 Feb 2026	Direct
Kelly Slieter	ASIX	Common Stock, par value $0.01	Award	46.9%			22,485	70,453	26 Feb 2026	Direct
Christopher Gramm	ASIX	Common Stock, par value $0.01	Award	38.6%			21,079	75,649	26 Feb 2026	Direct
Erin N. Kane	ASIX	Common Stock, par value $0.01	Award	20.4%			111,298	656,745	26 Feb 2026	Direct
Donald P. Newman	ASIX	Common Stock, par value $0.01	Award	12.7%			1,721	15,306	15 Dec 2025	Direct
Patrick Williams	ASIX	Common Stock, par value $0.01	Award	2.34%			821	35,923	15 Dec 2025	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Sale	-1.87%	$11,540	$20.00	-577	30,265	03 Oct 2025	Direct
Patrick Williams	ASIX	Common Stock, par value $0.01	Award	1.97%			677	34,965	30 Sep 2025	Direct
Donald P. Newman	ASIX	Common Stock, par value $0.01	Award	11.7%			1,418	13,497	30 Sep 2025	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Sale	-1.82%	$12,105	$21.20	-571	30,842	02 Sep 2025	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Sale	-1.79%	$11,523	$20.18	-571	31,413	01 Aug 2025	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Sale	-1.75%	$14,189	$24.85	-571	31,984	02 Jul 2025	Direct
Patrick Williams	ASIX	Common Stock, par value $0.01	Award	1.64%			552	34,193	30 Jun 2025	Direct
Donald P. Newman	ASIX	Common Stock, par value $0.01	Award	8.84%			977	12,026	30 Jun 2025	Direct
Patrick Williams	ASIX	Common Stock, par value $0.01	Award	17.5%			5,020	33,641	18 Jun 2025	Direct
Sharon Spurlin	ASIX	Common Stock, par value $0.01	Award	7.2%			5,020	74,746	18 Jun 2025	Direct
Daniel F. Sansone	ASIX	Common Stock, par value $0.01	Award	16%			5,020	36,288	18 Jun 2025	Direct
Donald P. Newman	ASIX	Common Stock, par value $0.01	Award	83.3%			5,020	11,049	18 Jun 2025	Direct
Gena C. Lovett	ASIX	Common Stock, par value $0.01	Award	49.5%			5,020	15,162	18 Jun 2025	Direct
Todd D. Karran	ASIX	Common Stock, par value $0.01	Award	6.22%			5,020	85,739	18 Jun 2025	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Sale	-1.72%	$13,504	$23.65	-571	32,555	02 Jun 2025	Direct
Achilles B. Kintiroglou	ASIX	Common Stock, par value $0.01	Sale	-8.9%	$69,078	$21.34	-3,237	33,126	01 May 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.