Westlake Corporation — Institutional Ownership
Which tracked institutions hold WLK, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.
31
Funds holding
$655777951
Total value held
Buying
19 added/new · 12 reduced
| # | Institution | Value | Shares | Δ Shares | Change (QoQ) |
|---|---|---|---|---|---|
| 1 | Blackrock, Inc. | $240473839 | 3294162 | +215075 | +6.99% |
| 2 | State Street Corp | $106098711 | 1453407 | +72914 | +5.28% |
| 3 | Goldman Sachs Group Inc | $93503694 | 1280873 | -112454 | -8.07% |
| 4 | Morgan Stanley | $31942742 | 437571 | -48937 | -10.06% |
| 5 | Janus Henderson Group Plc | $31517599 | 269783 | +269783 | NEW BUY |
| 6 | Ubs Group Ag | $31509209 | 431633 | +431633 | NEW BUY |
| 7 | Northern Trust Corp | $19193598 | 262926 | -6223 | -2.31% |
| 8 | Bank Of America Corp /De/ | $16951549 | 232213 | -4773 | -2.01% |
| 9 | Invesco Ltd. | $13939423 | 190951 | +190951 | NEW BUY |
| 10 | Jpmorgan Chase & Co | $12303025 | 163287 | +65548 | +67.06% |
| 11 | Bank Of New York Mellon Corp | $11932247 | 163455 | -17615 | -9.73% |
| 12 | Sprott Inc. | $11688030 | 160110 | +160110 | NEW BUY |
| 13 | Wells Fargo & Company/Mn | $7733378 | 105936 | -769 | -0.72% |
| 14 | Royal Bank Of Canada | $7065000 | 96772 | -7179 | -6.91% |
| 15 | Principal Financial Group Inc | $5522669 | 75653 | +1172 | +1.57% |
| 16 | Citigroup Inc | $2669537 | 36569 | +9232 | +33.77% |
| 17 | Bank Of Montreal /Can/ | $2598070 | 35590 | -3448 | -8.83% |
| 18 | Ameriprise Financial Inc | $2284000 | 31288 | +31288 | NEW BUY |
| 19 | Barclays Plc | $1936252 | 26524 | +12068 | +83.48% |
| 20 | Stifel Financial Corp | $1907344 | 26128 | +26128 | NEW BUY |
| 21 | Sei Investments Co | $795471 | 10896 | -1873 | -14.67% |
| 22 | Fifth Third Bancorp | $772230 | 10578 | -5467 | -34.07% |
| 23 | Allstate Corp | $503627 | 6899 | +6899 | NEW BUY |
| 24 | Pinnacle Financial Partners, Inc. | $497349 | 6813 | +6813 | NEW BUY |
| 25 | Federated Hermes, Inc. | $187902 | 2574 | +2574 | NEW BUY |
| 26 | Us Bancorp \De\ | $144467 | 1979 | -191 | -8.80% |
| 27 | Pnc Financial Services Group, Inc. | $92710 | 1270 | -252 | -16.56% |
| 28 | Cullen/Frost Bankers, Inc. | $12106 | 166 | +166 | NEW BUY |
| 29 | First Horizon Corp | $803 | 11 | +11 | NEW BUY |
| 30 | Amalgamated Financial Corp. | $786 | 6372 | +6372 | NEW BUY |
| 31 | Southstate Bank Corp | $584 | 8 | +8 | NEW BUY |
Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.