A detailed history of Robotti Robert transactions in Westlake Corp stock. As of the latest transaction made, Robotti Robert holds 164,299 shares of WLK stock, worth $18 Million. This represents 3.35% of its overall portfolio holdings.

Number of Shares
164,299
Previous 164,083 0.13%
Holding current value
$18 Million
Previous $24.7 Million 23.62%
% of portfolio
3.35%
Previous 3.79%

Shares

30 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q4 2024

Feb 12, 2025

BUY
$113.23 - $148.98 $24,457 - $32,179
216 Added 0.13%
164,299 $18.8 Million
Q3 2024

Nov 14, 2024

SELL
$133.5 - $150.97 $28,702 - $32,458
-215 Reduced 0.13%
164,083 $24.7 Million
Q2 2024

Aug 14, 2024

SELL
$144.82 - $162.06 $488,043 - $546,142
-3,370 Reduced 2.01%
164,298 $23.8 Million
Q1 2024

May 15, 2024

SELL
$132.81 - $152.8 $7.82 Million - $9 Million
-58,899 Reduced 26.0%
167,668 $25.6 Million
Q4 2023

Feb 14, 2024

SELL
$113.19 - $142.69 $119,415 - $150,537
-1,055 Reduced 0.46%
226,567 $31.7 Million
Q3 2023

Nov 14, 2023

SELL
$116.44 - $137.5 $85,816 - $101,337
-737 Reduced 0.32%
227,622 $28.4 Million
Q2 2023

Aug 14, 2023

SELL
$103.95 - $121.29 $89,085 - $103,945
-857 Reduced 0.37%
228,359 $27.3 Million
Q1 2023

May 12, 2023

SELL
$99.0 - $124.98 $5,049 - $6,373
-51 Reduced 0.02%
229,216 $26.6 Million
Q4 2022

Feb 14, 2023

SELL
$87.54 - $113.37 $61,190 - $79,245
-699 Reduced 0.3%
229,267 $23.5 Million
Q3 2022

Nov 14, 2022

SELL
$0.0 - $109.19 $0 - $45,313
-415 Reduced 0.18%
229,966 $20 Million
Q2 2022

Aug 12, 2022

BUY
$94.83 - $140.33 $53,768 - $79,567
567 Added 0.25%
230,381 $22.6 Million
Q1 2022

May 16, 2022

BUY
$96.43 - $127.2 $9.44 Million - $12.4 Million
97,865 Added 74.17%
229,814 $28.4 Million
Q4 2021

Feb 14, 2022

SELL
$88.62 - $104.51 $8.78 Million - $10.3 Million
-99,021 Reduced 42.87%
131,949 $12.8 Million
Q3 2021

Nov 15, 2021

BUY
$78.98 - $93.55 $46,598 - $55,194
590 Added 0.26%
230,970 $21.1 Million
Q2 2021

Aug 16, 2021

SELL
$88.5 - $105.19 $2.56 Million - $3.04 Million
-28,944 Reduced 11.16%
230,380 $20.8 Million
Q1 2021

May 17, 2021

SELL
$76.46 - $95.16 $233,355 - $290,428
-3,052 Reduced 1.16%
259,324 $23 Million
Q4 2020

Feb 16, 2021

SELL
$62.25 - $84.08 $311,250 - $420,400
-5,000 Reduced 1.87%
262,376 $21.4 Million
Q3 2020

Nov 16, 2020

SELL
$51.08 - $68.49 $444,498 - $595,999
-8,702 Reduced 3.15%
267,376 $16.9 Million
Q2 2020

Aug 14, 2020

SELL
$35.12 - $59.72 $939,740 - $1.6 Million
-26,758 Reduced 8.84%
276,078 $14.8 Million
Q1 2020

May 15, 2020

BUY
$29.87 - $71.26 $440,253 - $1.05 Million
14,739 Added 5.12%
302,836 $11.6 Million
Q4 2019

Feb 14, 2020

SELL
$58.61 - $74.82 $47,532 - $60,679
-811 Reduced 0.28%
288,097 $20.2 Million
Q3 2019

Nov 14, 2019

SELL
$56.1 - $69.99 $71,751 - $89,517
-1,279 Reduced 0.44%
288,908 $18.9 Million
Q2 2019

Aug 14, 2019

SELL
$57.29 - $77.56 $310,511 - $420,375
-5,420 Reduced 1.83%
290,187 $20.2 Million
Q1 2019

May 14, 2019

SELL
$64.87 - $80.88 $144,465 - $180,119
-2,227 Reduced 0.75%
295,607 $20.1 Million
Q4 2018

Feb 15, 2019

BUY
$60.82 - $83.63 $2.18 Million - $3 Million
35,864 Added 13.69%
297,834 $19.7 Million
Q3 2018

Nov 14, 2018

BUY
$83.11 - $111.6 $112,032 - $150,436
1,348 Added 0.52%
261,970 $21.8 Million
Q2 2018

Aug 07, 2018

SELL
$104.99 - $123.67 $475,604 - $560,225
-4,530 Reduced 1.71%
260,622 $28.1 Million
Q1 2018

May 15, 2018

SELL
$102.09 - $119.95 $212,653 - $249,855
-2,083 Reduced 0.78%
265,152 $29.5 Million
Q4 2017

Feb 08, 2018

SELL
$83.1 - $106.53 $138,610 - $177,692
-1,668 Reduced 0.62%
267,235 $28.5 Million
Q3 2017

Nov 13, 2017

BUY
$69.16 - $83.55 $18.6 Million - $22.5 Million
268,903
268,903 $22.3 Million

Others Institutions Holding WLK

About WESTLAKE CORP


  • Ticker WLK
  • Exchange NYSE
  • Sector Basic Materials
  • Industry Specialty Chemicals
  • Shares Outstandng 127,961,000
  • Market Cap $14B
  • Description
  • Westlake Corporation manufactures and supplies petrochemicals, polymers, and building products worldwide. It operates through two segments, Performance and Essential Materials; and Housing and Infrastructure Products. The Performance and Essential Materials segment manufactures and markets polyethylene, styrene monomer, ethylene co-products, PVC...
More about WLK
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