Latest Institutional Transactions on Westlake Corp (WLK)
This table provides information on the latest institutional transactions involving Westlake Corp (WLK) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 04, 2025
Q3 2025
|
Umb Bank, N.A.
|
BUY
|
- |
13+ 2.3% |
$981 - $1.18K
|
578
$36.2K
|
|
|
Nov 04, 2025
Q3 2025
|
Principal Financial Group Inc
Des Moines, IA |
SELL
|
- |
-1.49K- 1.97% |
$113K - $135K
|
74.1K
$4.64M
|
|
|
Nov 04, 2025
Q3 2025
|
Jones Financial Companies Lllp
|
BUY
|
- |
106+ 35.33% |
$8K - $9.6K
|
406
$25.4K
|
|
|
Nov 04, 2025
Q3 2025
|
Peterson Wealth Services
|
BUY
|
- |
1.81K+ 7878.26% |
$137K - $164K
|
1.84K
$115K
|
|
|
Nov 04, 2025
Q3 2025
|
Penserra Capital Management LLC
Orinda, CA |
SELL
|
- |
-3- 25.0% |
$226 - $272
|
9
$563
|
|
|
Nov 04, 2025
Q3 2025
|
Unison Advisors LLC
|
BUY
|
- |
34+ 0.66% |
$2.56K - $3.08K
|
5.18K
$324K
|
|
|
Nov 04, 2025
Q3 2025
|
Hantz Financial Services, Inc.
|
BUY
|
- |
476+ 180.3% |
$35.9K - $43.1K
|
740
$46.3K
|
|
|
Nov 04, 2025
Q3 2025
|
Envestnet Asset Management Inc
|
BUY
|
- |
7.05K+ 34.57% |
$532K - $639K
|
27.4K
$1.72M
|
|
|
Nov 03, 2025
Q3 2025
|
Core Alternative Capital
|
SELL
|
- |
-3- 42.86% |
$226 - $272
|
4
$250
|
|
|
Nov 03, 2025
Q3 2025
|
Federated Hermes, Inc.
Pittsburgh, PA |
BUY
|
- |
1.72K+ 131.75% |
$130K - $156K
|
3.03K
$189K
|
|
|
Nov 03, 2025
Q3 2025
|
New York State Common Retirement Fund
|
BUY
|
- |
3.2K+ 1.04% |
$241K - $290K
|
310K
$19.4M
|
|
|
Nov 03, 2025
Q3 2025
|
Td Waterhouse Canada Inc.
Toronto, A6 |
BUY
|
- |
10+ 25.0% |
$754 - $906
|
50
$3.13K
|
|
|
Nov 03, 2025
Q3 2025
|
Cloud Capital Management, LLC
Seattle, WA |
BUY
|
- |
2New |
$151 - $181
|
2
$125
|
|
|
Nov 03, 2025
Q3 2025
|
Quest Partners LLC
New York, NY |
SELL
|
- |
-86- 11.78% |
$6.49K - $7.79K
|
644
$40.3K
|
|
|
Oct 31, 2025
Q3 2025
|
Cibc Asset Management Inc
Toronto, A6 |
BUY
|
- |
9+ 0.21% |
$679 - $815
|
4.38K
$274K
|
|
|
Oct 31, 2025
Q3 2025
|
Retirement Systems Of Alabama
|
SELL
|
- |
-436- 1.07% |
$32.9K - $39.5K
|
40.3K
$2.52M
|
|
|
Oct 31, 2025
Q3 2025
|
Cullen/Frost Bankers, Inc.
|
BUY
|
- |
133New |
$10K - $12K
|
133
$8.32K
|
|
|
Oct 31, 2025
Q3 2025
|
Mutual Of America Capital Management LLC
New York, NY |
SELL
|
- |
-1.18K- 7.12% |
$89.1K - $107K
|
15.4K
$963K
|
|
|
Oct 31, 2025
Q3 2025
|
Vanguard Personalized Indexing Management, LLC
Oakland, CA |
SELL
|
- |
-701- 6.98% |
$52.9K - $63.5K
|
9.34K
$585K
|
|
|
Oct 30, 2025
Q3 2025
|
Universal Beteiligungs Und Servicegesellschaft Mb H
Frankfurt Am Main, 2M |
BUY
|
- |
577+ 6.49% |
$43.5K - $52.3K
|
9.47K
$593K
|
|
|
Oct 30, 2025
Q3 2025
|
Cva Family Office, LLC
|
BUY
|
- |
37+ 44.58% |
$2.79K - $3.35K
|
120
$7.51K
|
|
|
Oct 30, 2025
Q3 2025
|
Bruce G. Allen Investments, LLC
Denver, CO |
SELL
|
- |
-4- 9.3% |
$302 - $362
|
39
$2.44K
|
|
|
Oct 30, 2025
Q3 2025
|
Covestor LTD
Boston, MA |
BUY
|
- |
1.02K+ 134.39% |
$76.9K - $92.4K
|
1.78K
$111K
|
|
|
Oct 30, 2025
Q3 2025
|
Parkside Financial Bank & Trust
|
SELL
|
- |
-27- 36.49% |
$2.04K - $2.45K
|
47
$2.94K
|
|
|
Oct 29, 2025
Q3 2025
|
Grey Fox Wealth Advisors, LLC
Rockland, DE |
BUY
|
- |
1.15KNew |
$87K - $105K
|
1.15K
$72.2K
|
|
|
Oct 29, 2025
Q3 2025
|
Amalgamated Bank
New York, NY |
BUY
|
- |
64+ 0.42% |
$4.83K - $5.8K
|
15.3K
$957K
|
|
|
Oct 29, 2025
Q3 2025
|
Root Financial Partners, LLC
Solana Beach, CA |
BUY
|
- |
37New |
$2.79K - $3.35K
|
37
$2.31K
|
|
|
Oct 28, 2025
Q3 2025
|
Rakuten Securities, Inc.
Tokyo, M0 |
SELL
|
- |
-10- 90.91% |
$754 - $906
|
1
$62.6
|
|
|
Oct 28, 2025
Q3 2025
|
Bryn Mawr Trust CO
Bryn Mawr, PA |
BUY
|
- |
922+ 1167.09% |
$69.5K - $83.5K
|
1K
$62.6K
|
|
|
Oct 28, 2025
Q3 2025
|
Asr Vermogensbeheer N.V.
Utrecht, P7 |
SELL
|
- |
-28- 1.13% |
$2.11K - $2.54K
|
2.45K
$153K
|
|
|
Oct 27, 2025
Q3 2025
|
Janney Montgomery Scott LLC
|
BUY
|
- |
30+ 0.03% |
$2.26K - $2.72K
|
101K
$6.32M
|
|
|
Oct 27, 2025
Q3 2025
|
Quent Capital, LLC
|
BUY
|
- |
203New |
$15.3K - $18.4K
|
203
$12.7K
|
|
|
Oct 27, 2025
Q3 2025
|
Manning & Napier Advisors LLC
Fairport, NY |
SELL
|
- |
-16.5K- 79.75% |
$1.24M - $1.49M
|
4.19K
$262K
|
|
|
Oct 27, 2025
Q3 2025
|
Versant Capital Management, Inc
|
BUY
|
- |
100+ 454.55% |
$7.54K - $9.06K
|
122
$7.63K
|
|
|
Oct 24, 2025
Q3 2025
|
Sachetta, LLC
Lynnfield, MA |
BUY
|
- |
7+ 36.84% |
$528 - $634
|
26
$1.63K
|
|
|
Oct 24, 2025
Q3 2025
|
Hemington Wealth Management
|
BUY
|
- |
2+ 7.41% |
$151 - $181
|
29
$1.81K
|
|
|
Oct 24, 2025
Q3 2025
|
Pinnacle Bancorp, Inc.
|
BUY
|
- |
43New |
$3.24K - $3.9K
|
43
$2.69K
|
|
|
Oct 24, 2025
Q3 2025
|
First Horizon Corp
Memphis, TN |
BUY
|
- |
48New |
$3.62K - $4.35K
|
48
$3K
|
|
|
Oct 23, 2025
Q3 2025
|
Cromwell Holdings LLC
Jackson, WY |
BUY
|
- |
2New |
$151 - $181
|
2
$125
|
|
|
Oct 23, 2025
Q3 2025
|
Securian Asset Management, Inc
|
SELL
|
- |
-100- 4.0% |
$7.54K - $9.06K
|
2.4K
$150K
|
|
|
Oct 23, 2025
Q3 2025
|
Spire Wealth Management
|
BUY
|
- |
127+ 87.59% |
$9.58K - $11.5K
|
272
$17K
|
|
|
Oct 23, 2025
Q3 2025
|
Sg Americas Securities, LLC
|
SELL
|
- |
-47.6K- 87.27% |
$3.59M - $4.31M
|
6.94K
$434K
|
|
|
Oct 23, 2025
Q3 2025
|
Nisa Investment Advisors, LLC
|
BUY
|
- |
34+ 11.41% |
$2.56K - $3.08K
|
332
$20.8K
|
|
|
Oct 23, 2025
Q3 2025
|
State Of Alaska, Department Of Revenue
|
SELL
|
- |
-24K- 86.82% |
$1.81M - $2.18M
|
3.65K
$228K
|
|
|
Oct 23, 2025
Q3 2025
|
Oregon Public Employees Retirement Fund
|
SELL
|
- |
-200- 2.91% |
$15.1K - $18.1K
|
6.67K
$417K
|
|
|
Oct 22, 2025
Q3 2025
|
Louisiana State Employees Retirement System
|
SELL
|
- |
-100- 1.06% |
$7.54K - $9.06K
|
9.3K
$582K
|
|
|
Oct 22, 2025
Q3 2025
|
Massmutual Trust CO Fsb
|
BUY
|
- |
101+ 77.69% |
$7.62K - $9.15K
|
231
$14.5K
|
|
|
Oct 22, 2025
Q3 2025
|
Cerity Partners LLC
New York, NY |
SELL
|
- |
-3.71K- 4.28% |
$280K - $336K
|
83.1K
$5.2M
|
|
|
Oct 21, 2025
Q3 2025
|
True Wealth Design, LLC
Akron, OH |
SELL
|
- |
-2- 33.33% |
$151 - $181
|
4
$250
|
|
|
Oct 21, 2025
Q3 2025
|
Signaturefd, LLC
Atlanta, GA |
SELL
|
- |
-186- 29.06% |
$14K - $16.9K
|
454
$28.4K
|
|