MARKET_TICKER: WLK

WLKInsider Trading & SEC Form 4 Analysis

Institutional analysis of internal capital flows based on SEC Form 4 filings.

Executive Sentiment

BEARISH

SOURCE: EDGAR_SYSTEMSTATUS: VERIFIED

Automated_Intelligence_Report :: WLK

Algorithmic analysis of recent insider trading activity for WLK reveals a bearish posture among the C-suite and board members. Based on the latest SEC Form 4 filings, we have tracked capital events executed by 8 distinct corporate insiders. The aggregate nominal exposure during this reporting cycle reached $18.75M.

Market dynamics show a negative net capital flow of $7.12M when isolating open-market purchases versus open-market sales. The trading volume is heavily weighted towards open-market executions, providing a clearer signal of insider conviction regarding current valuation levels compared to option-based equity grants.

From a microstructural perspective, the most significant liquidity event was a divestment by Bender Mark Steven (Officer/Other), which accounts for a major share of the recent outflow. Continuous monitoring of these Tier-1 actors is essential, as their liquidity decisions often precede material corporate events or reflect an informed, asymmetric perspective on the future performance of WLK.

Volume_30D

$18.75M

USD NOMINAL VALUE

Active_Insiders

UNIQUE C-SUITE ENTITIES

Last_Entry

2026.03.27

ISO_8601 FORMAT

INITIALIZING_CHART_ENGINE...

Entity / Timeline	Methodology	Position	Net Value
Bender Mark Steven2026.03.27	DISPOSAL	16,413	$1,847,036.95
Bender Mark Steven2026.02.27	ACQUISITION	6,199	$407,971.69
Bender Mark Steven2026.02.27	ACQUISITION	6,494	$561,977.12
Bender Mark Steven2026.02.27	ACQUISITION	12,693	$1,246,452.6
Bender Mark Steven2026.02.27	DISPOSAL	16,988	$1,714,259.08
Bender Mark Steven2026.02.27	DISPOSAL	421	$42,737.82
Bender Mark Steven2026.02.27	ACQUISITION	6,199	$407,971.69
Bender Mark Steven2026.02.27	ACQUISITION	6,494	$561,977.12
Bender Mark Steven2026.02.27	ACQUISITION	12,693	$1,246,452.6
Bender Mark Steven2026.02.27	DISPOSAL	16,988	$1,714,259.08
Bender Mark Steven2026.02.27	DISPOSAL	421	$42,737.82
Bender Mark Steven2026.02.27	ACQUISITION	6,199	$407,971.69
Bender Mark Steven2026.02.27	ACQUISITION	6,494	$561,977.12
Bender Mark Steven2026.02.27	ACQUISITION	12,693	$1,246,452.6
Bender Mark Steven2026.02.27	DISPOSAL	16,988	$1,714,259.08
Bender Mark Steven2026.02.27	DISPOSAL	421	$42,737.82
Szwejbka Scott Thomas2026.02.20	ACQUISITION	91	$8,563.1
Szwejbka Scott Thomas2026.02.20	ACQUISITION	91	$8,563.1
Szwejbka Scott Thomas2026.02.20	ACQUISITION	91	$8,563.1
Holy Jeffrey Adam2026.02.20	ACQUISITION	81	$7,622.1
Holy Jeffrey Adam2026.02.20	ACQUISITION	81	$7,622.1
Holy Jeffrey Adam2026.02.20	ACQUISITION	81	$7,622.1
Ederington L. Benjamin2026.02.20	ACQUISITION	357	$33,594.41
Ederington L. Benjamin2026.02.20	ACQUISITION	357	$33,594.41
Ederington L. Benjamin2026.02.20	ACQUISITION	357	$33,594.41
Buesinger Robert F.2026.02.20	ACQUISITION	326	$30,676.93
Buesinger Robert F.2026.02.20	ACQUISITION	326	$30,676.93
Buesinger Robert F.2026.02.20	ACQUISITION	326	$30,676.93
Bender Mark Steven2026.02.20	ACQUISITION	445	$41,874.06
Bender Mark Steven2026.02.20	ACQUISITION	445	$41,874.06
Bender Mark Steven2026.02.20	ACQUISITION	445	$41,874.06
Chao John Tsung-chen2026.02.20	ACQUISITION	91	$8,563.1
Chao John Tsung-chen2026.02.20	ACQUISITION	91	$8,563.1
Chao John Tsung-chen2026.02.20	ACQUISITION	91	$8,563.1
Chao Albert2026.02.20	ACQUISITION	2,501	$235,346.6
Chao Albert2026.02.20	ACQUISITION	2,501	$235,346.6
Chao Albert2026.02.20	ACQUISITION	2,501	$235,346.6
Chao James2026.02.20	ACQUISITION	1,569	$147,644.47
Chao James2026.02.20	ACQUISITION	1,569	$147,644.47
Chao James2026.02.20	ACQUISITION	1,569	$147,644.47
Szwejbka Scott Thomas2026.02.19	ACQUISITION	365	$0
Szwejbka Scott Thomas2026.02.19	ACQUISITION	365	$0
Szwejbka Scott Thomas2026.02.19	ACQUISITION	365	$0
Holy Jeffrey Adam2026.02.19	ACQUISITION	264	$0
Holy Jeffrey Adam2026.02.19	ACQUISITION	264	$0
Holy Jeffrey Adam2026.02.19	ACQUISITION	264	$0
Ederington L. Benjamin2026.02.19	ACQUISITION	1,425	$0
Ederington L. Benjamin2026.02.19	ACQUISITION	1,425	$0
Ederington L. Benjamin2026.02.19	ACQUISITION	1,425	$0
Buesinger Robert F.2026.02.19	ACQUISITION	1,301	$0
Buesinger Robert F.2026.02.19	ACQUISITION	1,301	$0
Buesinger Robert F.2026.02.19	ACQUISITION	1,301	$0
Bender Mark Steven2026.02.19	ACQUISITION	1,777	$0
Bender Mark Steven2026.02.19	ACQUISITION	1,777	$0
Bender Mark Steven2026.02.19	ACQUISITION	1,777	$0
Chao John Tsung-chen2026.02.19	ACQUISITION	213	$0
Chao John Tsung-chen2026.02.19	ACQUISITION	213	$0
Chao John Tsung-chen2026.02.19	ACQUISITION	213	$0
Chao Albert2026.02.19	ACQUISITION	6,193	$0
Chao Albert2026.02.19	ACQUISITION	6,193	$0
Chao Albert2026.02.19	ACQUISITION	6,193	$0
Chao James2026.02.19	ACQUISITION	3,884	$0
Chao James2026.02.19	ACQUISITION	3,884	$0
Chao James2026.02.19	ACQUISITION	3,884	$0
Szwejbka Scott Thomas2026.02.18	ACQUISITION	295	$29,190.25
Szwejbka Scott Thomas2026.02.18	ACQUISITION	295	$29,190.25
Szwejbka Scott Thomas2026.02.18	ACQUISITION	295	$29,190.25
Holy Jeffrey Adam2026.02.18	ACQUISITION	213	$21,076.35
Holy Jeffrey Adam2026.02.18	ACQUISITION	213	$21,076.35
Holy Jeffrey Adam2026.02.18	ACQUISITION	213	$21,076.35
Ederington L. Benjamin2026.02.18	ACQUISITION	978	$96,773.1
Ederington L. Benjamin2026.02.18	ACQUISITION	978	$96,773.1
Ederington L. Benjamin2026.02.18	ACQUISITION	978	$96,773.1
Chao James2026.02.18	ACQUISITION	2,664	$263,602.8
Chao James2026.02.18	ACQUISITION	2,664	$263,602.8
Chao James2026.02.18	ACQUISITION	2,664	$263,602.8
Chao John Tsung-chen2026.02.18	ACQUISITION	242	$23,945.9
Chao John Tsung-chen2026.02.18	ACQUISITION	242	$23,945.9
Chao John Tsung-chen2026.02.18	ACQUISITION	242	$23,945.9
Chao Albert2026.02.18	ACQUISITION	5,089	$503,556.55
Chao Albert2026.02.18	ACQUISITION	5,089	$503,556.55
Chao Albert2026.02.18	ACQUISITION	5,089	$503,556.55
Buesinger Robert F.2026.02.18	ACQUISITION	903	$89,351.85
Buesinger Robert F.2026.02.18	ACQUISITION	903	$89,351.85
Buesinger Robert F.2026.02.18	ACQUISITION	903	$89,351.85
Bender Mark Steven2026.02.18	ACQUISITION	1,209	$119,630.55
Bender Mark Steven2026.02.18	ACQUISITION	1,209	$119,630.55
Bender Mark Steven2026.02.18	ACQUISITION	1,209	$119,630.55
Szwejbka Scott Thomas2026.02.17	ACQUISITION	977	$0
Szwejbka Scott Thomas2026.02.17	ACQUISITION	977	$0
Szwejbka Scott Thomas2026.02.17	ACQUISITION	977	$0
Holy Jeffrey Adam2026.02.17	ACQUISITION	706	$0
Holy Jeffrey Adam2026.02.17	ACQUISITION	706	$0
Holy Jeffrey Adam2026.02.17	ACQUISITION	706	$0
Ederington L. Benjamin2026.02.17	ACQUISITION	3,809	$0
Ederington L. Benjamin2026.02.17	ACQUISITION	3,809	$0
Ederington L. Benjamin2026.02.17	ACQUISITION	3,809	$0
Chao James2026.02.17	ACQUISITION	10,382	$0
Chao James2026.02.17	ACQUISITION	10,382	$0
Chao James2026.02.17	ACQUISITION	10,382	$0

Entity / Timeline	Methodology	Position	Net Value
Bender Mark Steven2026.03.27	DISPOSAL	16,413	$1,847,036.95
Bender Mark Steven2026.02.27	ACQUISITION	6,199	$407,971.69
Bender Mark Steven2026.02.27	ACQUISITION	6,494	$561,977.12
Bender Mark Steven2026.02.27	ACQUISITION	12,693	$1,246,452.6
Bender Mark Steven2026.02.27	DISPOSAL	16,988	$1,714,259.08
Bender Mark Steven2026.02.27	DISPOSAL	421	$42,737.82
Bender Mark Steven2026.02.27	ACQUISITION	6,199	$407,971.69
Bender Mark Steven2026.02.27	ACQUISITION	6,494	$561,977.12
Bender Mark Steven2026.02.27	ACQUISITION	12,693	$1,246,452.6
Bender Mark Steven2026.02.27	DISPOSAL	16,988	$1,714,259.08
Bender Mark Steven2026.02.27	DISPOSAL	421	$42,737.82
Bender Mark Steven2026.02.27	ACQUISITION	6,199	$407,971.69
Bender Mark Steven2026.02.27	ACQUISITION	6,494	$561,977.12
Bender Mark Steven2026.02.27	ACQUISITION	12,693	$1,246,452.6
Bender Mark Steven2026.02.27	DISPOSAL	16,988	$1,714,259.08
Bender Mark Steven2026.02.27	DISPOSAL	421	$42,737.82
Szwejbka Scott Thomas2026.02.20	ACQUISITION	91	$8,563.1
Szwejbka Scott Thomas2026.02.20	ACQUISITION	91	$8,563.1
Szwejbka Scott Thomas2026.02.20	ACQUISITION	91	$8,563.1
Holy Jeffrey Adam2026.02.20	ACQUISITION	81	$7,622.1
Holy Jeffrey Adam2026.02.20	ACQUISITION	81	$7,622.1
Holy Jeffrey Adam2026.02.20	ACQUISITION	81	$7,622.1
Ederington L. Benjamin2026.02.20	ACQUISITION	357	$33,594.41
Ederington L. Benjamin2026.02.20	ACQUISITION	357	$33,594.41
Ederington L. Benjamin2026.02.20	ACQUISITION	357	$33,594.41
Buesinger Robert F.2026.02.20	ACQUISITION	326	$30,676.93
Buesinger Robert F.2026.02.20	ACQUISITION	326	$30,676.93
Buesinger Robert F.2026.02.20	ACQUISITION	326	$30,676.93
Bender Mark Steven2026.02.20	ACQUISITION	445	$41,874.06
Bender Mark Steven2026.02.20	ACQUISITION	445	$41,874.06
Bender Mark Steven2026.02.20	ACQUISITION	445	$41,874.06
Chao John Tsung-chen2026.02.20	ACQUISITION	91	$8,563.1
Chao John Tsung-chen2026.02.20	ACQUISITION	91	$8,563.1
Chao John Tsung-chen2026.02.20	ACQUISITION	91	$8,563.1
Chao Albert2026.02.20	ACQUISITION	2,501	$235,346.6
Chao Albert2026.02.20	ACQUISITION	2,501	$235,346.6
Chao Albert2026.02.20	ACQUISITION	2,501	$235,346.6
Chao James2026.02.20	ACQUISITION	1,569	$147,644.47
Chao James2026.02.20	ACQUISITION	1,569	$147,644.47
Chao James2026.02.20	ACQUISITION	1,569	$147,644.47
Szwejbka Scott Thomas2026.02.19	ACQUISITION	365	$0
Szwejbka Scott Thomas2026.02.19	ACQUISITION	365	$0
Szwejbka Scott Thomas2026.02.19	ACQUISITION	365	$0
Holy Jeffrey Adam2026.02.19	ACQUISITION	264	$0
Holy Jeffrey Adam2026.02.19	ACQUISITION	264	$0
Holy Jeffrey Adam2026.02.19	ACQUISITION	264	$0
Ederington L. Benjamin2026.02.19	ACQUISITION	1,425	$0
Ederington L. Benjamin2026.02.19	ACQUISITION	1,425	$0
Ederington L. Benjamin2026.02.19	ACQUISITION	1,425	$0
Buesinger Robert F.2026.02.19	ACQUISITION	1,301	$0
Buesinger Robert F.2026.02.19	ACQUISITION	1,301	$0
Buesinger Robert F.2026.02.19	ACQUISITION	1,301	$0
Bender Mark Steven2026.02.19	ACQUISITION	1,777	$0
Bender Mark Steven2026.02.19	ACQUISITION	1,777	$0
Bender Mark Steven2026.02.19	ACQUISITION	1,777	$0
Chao John Tsung-chen2026.02.19	ACQUISITION	213	$0
Chao John Tsung-chen2026.02.19	ACQUISITION	213	$0
Chao John Tsung-chen2026.02.19	ACQUISITION	213	$0
Chao Albert2026.02.19	ACQUISITION	6,193	$0
Chao Albert2026.02.19	ACQUISITION	6,193	$0
Chao Albert2026.02.19	ACQUISITION	6,193	$0
Chao James2026.02.19	ACQUISITION	3,884	$0
Chao James2026.02.19	ACQUISITION	3,884	$0
Chao James2026.02.19	ACQUISITION	3,884	$0
Szwejbka Scott Thomas2026.02.18	ACQUISITION	295	$29,190.25
Szwejbka Scott Thomas2026.02.18	ACQUISITION	295	$29,190.25
Szwejbka Scott Thomas2026.02.18	ACQUISITION	295	$29,190.25
Holy Jeffrey Adam2026.02.18	ACQUISITION	213	$21,076.35
Holy Jeffrey Adam2026.02.18	ACQUISITION	213	$21,076.35
Holy Jeffrey Adam2026.02.18	ACQUISITION	213	$21,076.35
Ederington L. Benjamin2026.02.18	ACQUISITION	978	$96,773.1
Ederington L. Benjamin2026.02.18	ACQUISITION	978	$96,773.1
Ederington L. Benjamin2026.02.18	ACQUISITION	978	$96,773.1
Chao James2026.02.18	ACQUISITION	2,664	$263,602.8
Chao James2026.02.18	ACQUISITION	2,664	$263,602.8
Chao James2026.02.18	ACQUISITION	2,664	$263,602.8
Chao John Tsung-chen2026.02.18	ACQUISITION	242	$23,945.9
Chao John Tsung-chen2026.02.18	ACQUISITION	242	$23,945.9
Chao John Tsung-chen2026.02.18	ACQUISITION	242	$23,945.9
Chao Albert2026.02.18	ACQUISITION	5,089	$503,556.55
Chao Albert2026.02.18	ACQUISITION	5,089	$503,556.55
Chao Albert2026.02.18	ACQUISITION	5,089	$503,556.55
Buesinger Robert F.2026.02.18	ACQUISITION	903	$89,351.85
Buesinger Robert F.2026.02.18	ACQUISITION	903	$89,351.85
Buesinger Robert F.2026.02.18	ACQUISITION	903	$89,351.85
Bender Mark Steven2026.02.18	ACQUISITION	1,209	$119,630.55
Bender Mark Steven2026.02.18	ACQUISITION	1,209	$119,630.55
Bender Mark Steven2026.02.18	ACQUISITION	1,209	$119,630.55
Szwejbka Scott Thomas2026.02.17	ACQUISITION	977	$0
Szwejbka Scott Thomas2026.02.17	ACQUISITION	977	$0
Szwejbka Scott Thomas2026.02.17	ACQUISITION	977	$0
Holy Jeffrey Adam2026.02.17	ACQUISITION	706	$0
Holy Jeffrey Adam2026.02.17	ACQUISITION	706	$0
Holy Jeffrey Adam2026.02.17	ACQUISITION	706	$0
Ederington L. Benjamin2026.02.17	ACQUISITION	3,809	$0
Ederington L. Benjamin2026.02.17	ACQUISITION	3,809	$0
Ederington L. Benjamin2026.02.17	ACQUISITION	3,809	$0
Chao James2026.02.17	ACQUISITION	10,382	$0
Chao James2026.02.17	ACQUISITION	10,382	$0
Chao James2026.02.17	ACQUISITION	10,382	$0

Automated_Queries :: Frequently Asked Questions

>Who is currently buying WLK stock?

Our algorithmic tracking of SEC Form 4 filings indicates no significant open-market buying activity by major executives for WLK in the recent reporting period.

>Are WLK insiders selling their shares?

Yes, we have tracked $7.12M in recent insider liquidations. The most notable recent seller is Bender Mark Steven, who executed the largest single offload.

>What is the overall insider sentiment for WLK?

The short-term structural capital flow indicates a BEARISH sentiment, with a net flow of $7.12M generated by 8 active C-Suite entities.

SECTOR_PEERS :: Basic Materials

LYBCompare FCXCompare IPICompare RGLDCompare SCCOCompare JOECompare