Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Historical Insider Transactions

The table below lists insider purchases and sales reported by company officers, directors, and major shareholders during the last 12 months.

DATE

INSIDER

INSIDER TYPE SHARES PRICE

SHARES

PRICE

VALUE

May 27, 2025

Buesinger Robert F.

Buesinger Robert F.
EVP, PEM Segment Head
Sell
83 $72.70

83

$72.70

$6,034

Apr 22, 2025

Buesinger Robert F.

Buesinger Robert F.
EVP, PEM Segment Head
Buy
83 $93.39

83

$93.39

$7,751

Nov 29, 2024

Chao David Tsung-Hung

Chao David Tsung-Hung
Sell
1,750 $129.08

1,750

$129.08

$225,888

Nov 22, 2024

Chao David Tsung-Hung

Chao David Tsung-Hung
Sell
1,750 $130.00

1,750

$130.00

$227,500

May 09, 2024

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
3,500 $158.50

3,500

$158.50

$554,750

May 03, 2024

Bender Mark Steven

Bender Mark Steven
EVP & CFO
Sell
4,950 $152.19

4,950

$152.19

$753,341

Mar 15, 2024

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
3,878 $144.50

3,878

$144.50

$560,371

Mar 13, 2024

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
122 $144.50

122

$144.50

$17,629

Mar 06, 2024

Bender Mark Steven

Bender Mark Steven
EVP & CFO
Sell
4,804 $141.02

4,804

$141.02

$677,455

Feb 26, 2024

Bender Mark Steven

Bender Mark Steven
EVP & CFO
Sell
4,854 $137.57

4,854

$137.57

$667,765

Nov 15, 2023

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
4,215 $130.50

4,215

$130.50

$550,058

Aug 23, 2023

Chao David Tsung-Hung

Chao David Tsung-Hung
Sell
1,000 $131.00

1,000

$131.00

$131,000

Aug 31, 2022

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
1,000 $98.94

1,000

$98.94

$98,940

Aug 26, 2022

Zoeller Johnathan Stevan

Zoeller Johnathan Stevan
VP & Chief Accounting Officer
Sell
542 $107.08

542

$107.08

$58,037

May 27, 2022

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
14,427 $129.47

14,427

$129.47

$1,867,820

May 19, 2022

Chao Albert

Chao Albert
President & CEO
Sell
12,016 $131.11

12,016

$131.11

$1,575,450

May 19, 2022

Chao Albert

Chao Albert
President & CEO
Sell
20,815 $130.20

20,815

$130.20

$2,710,019

May 19, 2022

Chao Albert

Chao Albert
President & CEO
Sell
5,045 $129.38

5,045

$129.38

$652,712

May 17, 2022

Kearns Roger L.

Kearns Roger L.
COO and EVP - PEM
Sell
8,388 $136.24

8,388

$136.24

$1,142,739

May 05, 2022

Ederington L. Benjamin

Ederington L. Benjamin
EVP, GC, CAO and Secretary
Sell
9,426 $140.00

9,426

$140.00

$1,319,640

May 05, 2022

Ederington L. Benjamin

Ederington L. Benjamin
EVP, GC, CAO and Secretary
Sell
3,143 $139.26

3,143

$139.26

$437,694

Mar 31, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
5,921 $124.34

5,921

$124.34

$736,235

Mar 31, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
100 $124.99

100

$124.99

$12,499

Mar 30, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
2,938 $124.50

2,938

$124.50

$365,766

Mar 30, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
3,062 $125.10

3,062

$125.10

$383,044

Mar 29, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
4,000 $122.44

4,000

$122.44

$489,748

Mar 25, 2022

Kearns Roger L.

Kearns Roger L.
COO and EVP - PEM
Sell
7,472 $125.84

7,472

$125.84

$940,291

Mar 25, 2022

Kearns Roger L.

Kearns Roger L.
COO and EVP - PEM
Sell
2,861 $126.40

2,861

$126.40

$361,636

Mar 25, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
5,053 $125.11

5,053

$125.11

$632,166

Mar 25, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
2,947 $125.74

2,947

$125.74

$370,559

Mar 24, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
8,000 $125.38

8,000

$125.38

$1,003,070

Mar 23, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
5,656 $125.14

5,656

$125.14

$707,775

Mar 23, 2022

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
344 $125.69

344

$125.69

$43,236

Mar 10, 2022

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
22,555 $117.61

22,555

$117.61

$2,652,694

Mar 09, 2022

Buesinger Robert F.

Buesinger Robert F.
EVP, HIP, IT & Digital
Sell
2,730 $115.55

2,730

$115.55

$315,452

Mar 01, 2022

Zoeller Johnathan Stevan

Zoeller Johnathan Stevan
VP and CAO
Sell
1,006 $110.39

1,006

$110.39

$111,052

Dec 02, 2021

Chao Albert

Chao Albert
President & CEO
Sell
1,700 $89.25

1,700

$89.25

$151,725

Dec 02, 2021

Chao Albert

Chao Albert
President & CEO
Sell
1,175 $90.12

1,175

$90.12

$105,891

Dec 02, 2021

Chao Albert

Chao Albert
President & CEO
Sell
7,585 $91.52

7,585

$91.52

$694,179

Dec 02, 2021

Chao Albert

Chao Albert
President & CEO
Sell
20,327 $92.29

20,327

$92.29

$1,875,979

Dec 01, 2021

Chao Albert

Chao Albert
President & CEO
Sell
9,656 $89.47

9,656

$89.47

$863,922

Dec 01, 2021

Chao Albert

Chao Albert
President & CEO
Sell
3,000 $90.47

3,000

$90.47

$271,410

Dec 01, 2021

Chao Albert

Chao Albert
President & CEO
Sell
5,842 $91.83

5,842

$91.83

$536,471

Dec 01, 2021

Chao Albert

Chao Albert
President & CEO
Sell
4,200 $92.78

4,200

$92.78

$389,676

Dec 01, 2021

Chao Albert

Chao Albert
President & CEO
Sell
4,300 $93.98

4,300

$93.98

$404,114

Dec 01, 2021

Chao Albert

Chao Albert
President & CEO
Sell
3,789 $94.80

3,789

$94.80

$359,197

Nov 11, 2021

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
2,369 $101.57

2,369

$101.57

$240,619

Nov 08, 2021

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
631 $100.77

631

$100.77

$63,587

Nov 05, 2021

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
6,356 $98.80

6,356

$98.80

$627,947

Aug 11, 2021

Chao Albert

Chao Albert
President & CEO
Buy
3,000 $86.21

3,000

$86.21

$258,630

May 10, 2021

Buesinger Robert F.

Buesinger Robert F.
EVP, Vinyl Products
Sell
5,000 $105.00

5,000

$105.00

$525,000

Mar 12, 2021

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
9,920 $94.39

9,920

$94.39

$936,349

Mar 12, 2021

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
5,820 $95.23

5,820

$95.23

$554,239

Mar 09, 2021

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
25,811 $92.27

25,811

$92.27

$2,381,630

Mar 08, 2021

Buesinger Robert F.

Buesinger Robert F.
EVP, Vinyl Products
Sell
8,652 $92.50

8,652

$92.50

$800,310

Mar 08, 2021

Buesinger Robert F.

Buesinger Robert F.
EVP, Vinyl Products
Sell
7,861 $95.00

7,861

$95.00

$746,795

Feb 25, 2021

Teel Lawrence E.

Teel Lawrence E.
EVP and Special Advisor to CEO
Sell
28,547 $86.93

28,547

$86.93

$2,481,505

Feb 25, 2021

Teel Lawrence E.

Teel Lawrence E.
EVP and Special Advisor to CEO
Sell
4,902 $87.14

4,902

$87.14

$427,160

Feb 25, 2021

Zoeller Johnathan Stevan

Zoeller Johnathan Stevan
VP and CAO
Sell
1,006 $86.94

1,006

$86.94

$87,457

Nov 24, 2020

Buesinger Robert F.

Buesinger Robert F.
EVP, Vinyl Products
Sell
4,581 $77.50

4,581

$77.50

$355,028

Nov 23, 2020

Kenner Andrew

Kenner Andrew
SVP - Chemical Manufacturing
Sell
5,924 $74.75

5,924

$74.75

$442,819

Nov 06, 2020

Chao Albert

Chao Albert
President & CEO
Sell
28,638 $72.08

28,638

$72.08

$2,064,227

Nov 06, 2020

Chao Albert

Chao Albert
President & CEO
Sell
11,978 $73.30

11,978

$73.30

$877,987

Nov 06, 2020

Chao Albert

Chao Albert
President & CEO
Sell
10,334 $74.29

10,334

$74.29

$767,713

Nov 06, 2020

Chao Albert

Chao Albert
President & CEO
Sell
4,198 $75.12

4,198

$75.12

$315,354

Nov 06, 2020

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
1,600 $74.79

1,600

$74.79

$119,671

Nov 05, 2020

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
24,576 $73.98

24,576

$73.98

$1,818,132

Nov 05, 2020

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
420 $74.54

420

$74.54

$31,307

Mar 27, 2020

TTWFGP LLC

TTWFGP LLC
Buy
16,975 $37.58

16,975

$37.58

$637,921

Mar 27, 2020

TTWFGP LLC

TTWFGP LLC
Buy
42,295 $38.49

42,295

$38.49

$1,627,935

Mar 27, 2020

TTWFGP LLC

TTWFGP LLC
Buy
89,443 $39.49

89,443

$39.49

$3,532,104

Mar 27, 2020

TTWFGP LLC

TTWFGP LLC
Buy
11,287 $40.31

11,287

$40.31

$454,979

Mar 26, 2020

TTWFGP LLC

TTWFGP LLC
Buy
42,199 $40.47

42,199

$40.47

$1,707,794

Mar 26, 2020

TTWFGP LLC

TTWFGP LLC
Buy
94,001 $41.15

94,001

$41.15

$3,868,141

Mar 26, 2020

TTWFGP LLC

TTWFGP LLC
Buy
8,800 $41.99

8,800

$41.99

$369,512

Mar 25, 2020

TTWFGP LLC

TTWFGP LLC
Buy
6,651 $37.98

6,651

$37.98

$252,605

Mar 25, 2020

TTWFGP LLC

TTWFGP LLC
Buy
24,231 $38.87

24,231

$38.87

$941,859

Mar 25, 2020

TTWFGP LLC

TTWFGP LLC
Buy
27,671 $39.83

27,671

$39.83

$1,102,136

Mar 25, 2020

TTWFGP LLC

TTWFGP LLC
Buy
14,025 $40.96

14,025

$40.96

$574,464

Mar 25, 2020

TTWFGP LLC

TTWFGP LLC
Buy
33,358 $42.02

33,358

$42.02

$1,401,703

Mar 25, 2020

TTWFGP LLC

TTWFGP LLC
Buy
24,064 $42.69

24,064

$42.69

$1,027,292

Mar 24, 2020

TTWFGP LLC

TTWFGP LLC
Buy
4,738 $34.94

4,738

$34.94

$165,546

Mar 24, 2020

TTWFGP LLC

TTWFGP LLC
Buy
57,419 $36.00

57,419

$36.00

$2,067,084

Mar 24, 2020

TTWFGP LLC

TTWFGP LLC
Buy
67,812 $36.86

67,812

$36.86

$2,499,550

Mar 24, 2020

TTWFGP LLC

TTWFGP LLC
Buy
15,031 $37.60

15,031

$37.60

$565,166

Mar 19, 2020

TTWFGP LLC

TTWFGP LLC
Buy
3,002 $35.23

3,002

$35.23

$105,760

Mar 19, 2020

TTWFGP LLC

TTWFGP LLC
Buy
22,497 $36.20

22,497

$36.20

$814,391

Mar 19, 2020

TTWFGP LLC

TTWFGP LLC
Buy
54,388 $38.22

54,388

$38.22

$2,078,709

Mar 19, 2020

TTWFGP LLC

TTWFGP LLC
Buy
21,777 $39.09

21,777

$39.09

$851,263

Mar 18, 2020

TTWFGP LLC

TTWFGP LLC
Buy
25,970 $30.58

25,970

$30.58

$794,163

Mar 18, 2020

TTWFGP LLC

TTWFGP LLC
Buy
99,940 $31.31

99,940

$31.31

$3,129,121

Mar 18, 2020

TTWFGP LLC

TTWFGP LLC
Buy
36,790 $32.13

36,790

$32.13

$1,182,063

Mar 18, 2020

TTWFGP LLC

TTWFGP LLC
Buy
2,300 $33.03

2,300

$33.03

$75,969

Mar 18, 2020

TTWFGP LLC

TTWFGP LLC
Buy
63,336 $37.32

63,336

$37.32

$2,363,700

Mar 17, 2020

TTWFGP LLC

TTWFGP LLC
Buy
9,160 $30.21

9,160

$30.21

$276,724

Mar 17, 2020

TTWFGP LLC

TTWFGP LLC
Buy
2,840 $31.63

2,840

$31.63

$89,829

Mar 17, 2020

TTWFGP LLC

TTWFGP LLC
Buy
41,076 $32.51

41,076

$32.51

$1,335,381

Mar 17, 2020

TTWFGP LLC

TTWFGP LLC
Buy
69,003 $33.40

69,003

$33.40

$2,304,700

Mar 17, 2020

TTWFGP LLC

TTWFGP LLC
Buy
42,821 $34.46

42,821

$34.46

$1,475,612

Mar 17, 2020

TTWFGP LLC

TTWFGP LLC
Buy
100 $35.06

100

$35.06

$3,506

Mar 16, 2020

Kearns Roger L.

Kearns Roger L.
EVP, Vinyls Chemicals
Buy
5,000 $29.89

5,000

$29.89

$149,450

Mar 16, 2020

TTWFGP LLC

TTWFGP LLC
Buy
90,472 $30.97

90,472

$30.97

$2,801,918

Mar 16, 2020

TTWFGP LLC

TTWFGP LLC
Buy
57,203 $31.88

57,203

$31.88

$1,823,632

Mar 16, 2020

TTWFGP LLC

TTWFGP LLC
Buy
12,325 $32.63

12,325

$32.63

$402,165

Mar 13, 2020

TTWFGP LLC

TTWFGP LLC
Buy
113,737 $32.71

113,737

$32.71

$3,720,337

Mar 13, 2020

TTWFGP LLC

TTWFGP LLC
Buy
46,263 $33.52

46,263

$33.52

$1,550,736

Feb 21, 2020

Chao Albert

Chao Albert
President & CEO
Sell
51,592 $62.42

51,592

$62.42

$3,220,373

Nov 08, 2019

Mangieri George J

Mangieri George J
SVP & Chief Accounting Officer
Sell
1,583 $75.05

1,583

$75.05

$118,804

Aug 20, 2019

Jenkins Dorothy C

Jenkins Dorothy C
Sell
390 $62.30

390

$62.30

$24,296

Mar 19, 2019

RILEY H JOHN JR

RILEY H JOHN JR
Sell
3,327 $69.92

3,327

$69.92

$232,624

Nov 16, 2018

Chao Albert

Chao Albert
President & CEO
Sell
17,389 $71.62

17,389

$71.62

$1,245,313

Nov 16, 2018

Chao Albert

Chao Albert
President & CEO
Sell
7,120 $72.09

7,120

$72.09

$513,295

Nov 15, 2018

Chao Albert

Chao Albert
President & CEO
Sell
7,100 $70.43

7,100

$70.43

$500,060

Nov 15, 2018

Chao Albert

Chao Albert
President & CEO
Sell
16,309 $71.48

16,309

$71.48

$1,165,702

Nov 15, 2018

Chao Albert

Chao Albert
President & CEO
Sell
1,100 $71.98

1,100

$71.98

$79,181

Nov 14, 2018

Chao Albert

Chao Albert
President & CEO
Sell
10,519 $70.92

10,519

$70.92

$745,955

Nov 14, 2018

Chao Albert

Chao Albert
President & CEO
Sell
13,202 $71.77

13,202

$71.77

$947,494

Nov 14, 2018

Chao Albert

Chao Albert
President & CEO
Sell
900 $72.50

900

$72.50

$65,250

Nov 13, 2018

Chao Albert

Chao Albert
President & CEO
Sell
10,200 $71.28

10,200

$71.28

$727,056

Nov 13, 2018

Chao Albert

Chao Albert
President & CEO
Sell
3,600 $72.47

3,600

$72.47

$260,892

Nov 13, 2018

Chao Albert

Chao Albert
President & CEO
Sell
1,200 $73.20

1,200

$73.20

$87,840

Nov 12, 2018

Chao Albert

Chao Albert
President & CEO
Sell
18,100 $74.30

18,100

$74.30

$1,344,830

Nov 12, 2018

Chao Albert

Chao Albert
President & CEO
Sell
6,900 $75.10

6,900

$75.10

$518,190

May 24, 2018

Chao James

Chao James
Chairman
Sell
33,305 $120.69

33,305

$120.69

$4,019,580

May 21, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
2,300 $121.90

2,300

$121.90

$280,370

May 21, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
9,505 $123.04

9,505

$123.04

$1,169,495

May 21, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
261 $123.59

261

$123.59

$32,257

May 15, 2018

Buesinger Robert F.

Buesinger Robert F.
EVP, Vinyl Products
Sell
1,447 $118.88

1,447

$118.88

$172,012

May 11, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
23,506 $117.33

23,506

$117.33

$2,757,959

May 10, 2018

Jenkins Dorothy C

Jenkins Dorothy C
Sell
52 $117.01

52

$117.01

$6,085

Mar 09, 2018

Kenner Andrew

Kenner Andrew
SVP - Chemical Manufacturing
Sell
6,028 $120.00

6,028

$120.00

$723,360

Mar 05, 2018

Buesinger Robert F.

Buesinger Robert F.
EVP, Vinyl Products
Sell
15,315 $113.05

15,315

$113.05

$1,731,361

Mar 05, 2018

Buesinger Robert F.

Buesinger Robert F.
EVP, Vinyl Products
Sell
4,034 $113.00

4,034

$113.00

$455,842

Mar 05, 2018

Kenner Andrew

Kenner Andrew
SVP - Chemical Manufacturing
Sell
24,318 $110.61

24,318

$110.61

$2,689,814

Mar 05, 2018

Mangieri George J

Mangieri George J
SVP & Chief Accounting Officer
Sell
2,161 $113.41

2,161

$113.41

$245,079

Feb 28, 2018

Mangieri George J

Mangieri George J
SVP & Chief Accounting Officer
Sell
4,335 $111.22

4,335

$111.22

$482,139

Feb 27, 2018

BLAKELY ROBERT T

BLAKELY ROBERT T
Sell
4,038 $111.00

4,038

$111.00

$448,218

Feb 26, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
1,500 $110.84

1,500

$110.84

$166,260

Feb 26, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
3,500 $112.06

3,500

$112.06

$392,210

Feb 26, 2018

Teel Lawrence E.

Teel Lawrence E.
EVP, Olefins
Sell
9,351 $111.86

9,351

$111.86

$1,046,003

Feb 22, 2018

Ederington L. Benjamin

Ederington L. Benjamin
SVP, GC, CAO and Secretary
Sell
6,942 $111.45

6,942

$111.45

$773,665

Feb 22, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
4,000 $110.97

4,000

$110.97

$443,880

Feb 22, 2018

Bender Mark Steven

Bender Mark Steven
EVP and CFO
Sell
2,000 $110.64

2,000

$110.64

$221,270

Feb 22, 2018

LUKENS MAX L

LUKENS MAX L
Sell
17,458 $110.93

17,458

$110.93

$1,936,616

Feb 22, 2018

LUKENS MAX L

LUKENS MAX L
Sell
100 $111.41

100

$111.41

$11,141

TOP