Ticker · CUSIP 960413102
Holders (tracked)
15
Combined shares
8,127,306
Combined value
$437.78M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
SEC event timeline
25 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−997,548 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+326,272 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+95,414 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+321,434 shares · 2025Q413F
- Steve Cohen (Point72) exited2026-02-17−84,884 shares · 2025Q413F
- T. Rowe Price added2026-02-17+572 shares · 2025Q413F
- Wellington Management added2026-02-17+4,163,207 shares · 2025Q413F
- +3,300 shares · 2025Q413F
- AQR Capital Management trimmed2026-02-17−31,987 shares · 2025Q413F
- Renaissance Technologies exited2026-02-12−25,900 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+181,328 shares · 2025Q413F
- Mario Gabelli (GAMCO) trimmed2026-02-05−200 shares · 2025Q413F
- +53 shares · 2025Q413F
- Two Sigma Investments trimmed2025-11-14−19,150 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−182,951 shares · 2025Q313F
- AQR Capital Management trimmed2025-11-14−80,833 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−683,526 shares · 2025Q313F
- Steve Cohen (Point72) opened position2025-11-14+84,884 shares · 2025Q313F
- T. Rowe Price added2025-11-14+149,555 shares · 2025Q313F
- Wellington Management opened position2025-11-14+57,510 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−118,300 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−1,373,816 shares · 2025Q313F
- Norges Bank (Norway SWF) added2025-11-12+6,931 shares · 2024Q313F
- First Eagle Investment Management exited2025-11-12−6,885 shares · 2025Q313F
- Mario Gabelli (GAMCO) trimmed2025-11-12−7,425 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions3
- Norges Bank (Norway SWF)+181,328$13.4M
- Paul Tudor Jones (Tudor Investment)+3,300$244K
- First Eagle Investment Management+53$4K
Added to5
- Wellington Management+4,163,207$307.8M
- D.E. Shaw & Co.+326,272$24.1M
- Izzy Englander (Millennium Mgmt)+321,434$23.8M
- Two Sigma Investments+95,414$7.1M
- T. Rowe Price+572$42
Trimmed3
- Ken Griffin (Citadel Advisors)−997,548$73.8M
- AQR Capital Management−31,987$2.4M
- Mario Gabelli (GAMCO)−200$15K
Exited2
- Steve Cohen (Point72)−84,884$6.5M
- Renaissance Technologies−25,900$2.0M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 13 | $42.19B |
| 2022Q2 | 16 | $52.15B |
| 2022Q3 | 17 | $27.8M |
| 2022Q4 | 15 | $559.2M |
| 2023Q1 | 14 | $688.6M |
| 2023Q2 | 14 | $689.8M |
| 2023Q3 | 14 | $705.7M |
| 2023Q4 | 13 | $708.9M |
| 2024Q1 | 13 | $753.5M |
| 2024Q2 | 15 | $716.7M |
| 2024Q3 | 14 | $271.2M |
| 2024Q4 | 11 | $240.6M |
| 2025Q1 | 11 | $261.6M |
| 2025Q2 | 15 | $230.1M |
| 2025Q3 | 12 | $144.1M |
| 2025Q4 | 15 | $437.8M |
Who owns WLK
15 super-investors · 2025Q4
Tracked stake
8.13M
shares
Combined value
$438M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added7Trim5
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Wellington Management | 4.22M | $312M |
| 2 | D.E. Shaw & Co. | 486.3K | $36M |
| 3 | Izzy Englander Millennium Mgmt | 427.8K | $32M |
| 4 | Ken Griffin Citadel Advisors | 203.3K | $15M |
| 5 | Two Sigma Investments | 198.4K | $15M |
| 6 | Norges Bank Norway SWF | 181.3K | $13M |
| 7 | Ken Griffin Citadel Advisors | 104.9K | $8M |
| 8 | Ken Griffin Citadel Advisors | 58.6K | $4M |
| 9 | AQR Capital Management | 20.5K | $2M |
| 10 | D.E. Shaw & Co. | 6.6K | $488K |
| 11 | Mario Gabelli GAMCO | 3.9K | $291K |
| 12 | Paul Tudor Jones Tudor Investment | 3.3K | $244K |
| 13 | Two Sigma Investments | 2.9K | $214K |
| 14 | T. Rowe Price | 2.21M | $163K |
| 15 | First Eagle Investment Management | 53 | $4K |
Recent moves
20 transactions
- −84,884 · 2025Q4
- +3,300 · 2025Q4
- +572 · 2025Q4
- +95,414 · 2025Q4
- −31,987 · 2025Q4
- −997,548 · 2025Q4
- +4,163,207 · 2025Q4
- +321,434 · 2025Q4
- +326,272 · 2025Q4
- −25,900 · 2025Q4
- +181,328 · 2025Q4
- −200 · 2025Q4
- +53 · 2025Q4
- +84,884 · 2025Q3
- −683,526 · 2025Q3
- −19,150 · 2025Q3
- TRIMD.E. Shaw & Co.−182,951 · 2025Q3
- +149,555 · 2025Q3
- +57,510 · 2025Q3
- −80,833 · 2025Q3
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