Security key
960413102
- Security type / class
- Equity / COM
- Total 13F shares
- 34,008,729
- Total 13F value
- $5,196,165,363
- Share change
- -1,836,751
- Put/Call ratio
- 803%
- SEC-reported price per share
- $152.80
- Number of holders
- 341
- Value change
- -$259,342,603
- Number of buys
- 158
- Number of sells
- 172
Open additional details 1 more signal available
Report period
Q1 2024
Institutions
341
Top holders
10
WLK full security history
Ownership snapshot
Full 13F holder table
WESTLAKE CORP SEC filings
WESTLAKE CORP company facts
Broader feeds
Ownership snapshot
Top reported holders of WLK - WESTLAKE CORP - COM (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Dorothy C. Jenkins
Disclosed value leader
Dorothy C. Jenkins
Comparable rows
0/15
Latest evidence
31 Dec 2023
3/4/5
13F
Highest disclosed value: $12,071,920,935
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Dorothy C. Jenkins has the largest disclosed position value at $12.07B.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Dorothy C. Jenkins's linked filing trail.
Disclosed position value
Top 5
Dorothy C. Jenkins
$12.07B
FMR LLC
$602.15M
BlackRock Finance, Inc.
$496.18M
VANGUARD GROUP INC
$474.1M
VICTORY CAPITAL MANAGEMENT INC
$457.03M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Dorothy C. Jenkins |
3/4/5
Director, 10%+ Owner
|
—
class O/S missing
|
$12,071,920,935
93,479,332 shares
|
— | 12 Aug 2022 |
| FMR LLC |
13F
Company
|
—
class O/S missing
|
$602,150,226
4,302,302 shares
|
— | 31 Dec 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
—
class O/S missing
|
$496,180,352
3,545,158 shares
|
— | 31 Dec 2023 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$474,099,384
3,387,392 shares
|
— | 31 Dec 2023 |
| VICTORY CAPITAL MANAGEMENT INC |
13F
Company
|
—
class O/S missing
|
$457,028,183
3,265,420 shares
|
— | 31 Dec 2023 |
| Orbis Allan Gray Ltd |
13F
Company
|
—
class O/S missing
|
$395,700,370
2,827,239 shares
|
— | 31 Dec 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
341
Shares
34,008,729
Rows available
341
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2024 vs Q1 2024 Across Filers
Q1 2024 holders
341
Q1 2024 holders
341
Holder diff
0
| Investor | Q1 2024 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q1 2024 value | Q1 2024 value | Value change | Value Chg % |
|---|