Ticker · CUSIP 971378104
Holders (tracked)
18
Combined shares
14,338,709
Combined value
$266.27M
Last close
$18.96
Quarter
2025Q4
Tracked holders · last 8 quarters
+4 vs previous quarter over the last 8.
Price is +2.1% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
26 events
- Jeremy Grantham (GMO) trimmed2026-02-17−111,702 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+472,876 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−3,600 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−365,771 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+11,100 shares · 2025Q413F
- T. Rowe Price added2026-02-17+17,976 shares · 2025Q413F
- +11,900 shares · 2025Q413F
- AQR Capital Management added2026-02-17+89,314 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+159,532 shares · 2025Q413F
- −393,540 shares · 2025Q413F
- +45,138 shares · 2025Q413F
- Renaissance Technologies opened position2026-02-12+493,194 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+2,173,407 shares · 2025Q413F
- Ken Fisher (Fisher Asset Mgmt) exited2026-02-09−1,385,845 shares · 2025Q413F
- Baillie Gifford & Co trimmed2026-01-23−145,585 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2025-11-14+317,054 shares · 2025Q313F
- Steve Cohen (Point72) exited2025-11-14−449,187 shares · 2025Q313F
- D.E. Shaw & Co. exited2025-11-14−20,460 shares · 2025Q313F
- AQR Capital Management added2025-11-14+111,398 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−226,925 shares · 2025Q313F
- Ray Dalio (Bridgewater Associates) added2025-11-13+37,493 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−4,566,653 shares · 2025Q313F
- Jeremy Grantham (GMO) trimmed2025-11-13−194,905 shares · 2025Q313F
- Ken Fisher (Fisher Asset Mgmt) added2025-11-12+68,943 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−43,570 shares · 2024Q313F
- Baillie Gifford & Co trimmed2025-10-31−252,863 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of WSC…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Renaissance Technologies | 2020Q4 | $0.75 | +2443.8% | $9.4M |
| T. Rowe Price | 2020Q3 | $2.13 | +788.4% | $3.8M |
| George Soros (Soros Fund Mgmt) | 2025Q4 | $18.83 | +0.7% | $856K |
| Ken Griffin (Citadel Advisors) | 2020Q3 | $19.01 | -0.2% | $866K |
| Ken Griffin (Citadel Advisors) | 2020Q3 | $19.01 | -0.2% | $866K |
| Ken Griffin (Citadel Advisors) | 2020Q3 | $19.01 | -0.2% | $866K |
| Two Sigma Investments | 2020Q3 | $19.43 | -2.4% | $3.0M |
| AQR Capital Management | 2020Q3 | $19.86 | -4.5% | $4.0M |
| Izzy Englander (Millennium Mgmt) | 2020Q3 | $21.18 | -10.5% | $10.3M |
| Baillie Gifford & Co | 2025Q1 | $27.80 | -31.8% | $89.3M |
| Ray Dalio (Bridgewater Associates) | 2024Q2 | $28.05 | -32.4% | $4.9M |
| Jeremy Grantham (GMO) | 2024Q4 | $28.17 | -32.7% | $6.1M |
| D.E. Shaw & Co. | 2022Q1 | $30.51 | -37.8% | $201K |
| D.E. Shaw & Co. | 2022Q1 | $30.51 | -37.8% | $201K |
| Paul Tudor Jones (Tudor Investment) | 2021Q4 | $30.62 | -38.1% | $226K |
| Steve Cohen (Point72) | 2022Q3 | $35.82 | -47.1% | $210K |
| Norges Bank (Norway SWF) | 2020Q3 | $2579.74 | -99.3% | $41.2M |
| Leon Cooperman (Omega Family Office) | 2020Q4 | $2820.72 | -99.3% | $76.4M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions6
- Norges Bank (Norway SWF)+2,173,407$40.9M
- Renaissance Technologies+493,194$9.3M
- Two Sigma Investments+159,532$3.0M
- George Soros (Soros Fund Mgmt)+45,138$850K
- Paul Tudor Jones (Tudor Investment)+11,900$224K
- Steve Cohen (Point72)+11,100$209K
Added to3
- Ken Griffin (Citadel Advisors)+472,876$8.9M
- AQR Capital Management+89,314$1.7M
- T. Rowe Price+17,976$339
Trimmed5
- Ray Dalio (Bridgewater Associates)−393,540$7.4M
- Izzy Englander (Millennium Mgmt)−365,771$6.9M
- Baillie Gifford & Co−145,585$2.7M
- Jeremy Grantham (GMO)−111,702$2.1M
- D.E. Shaw & Co.−3,600$68K
Exited1
- Ken Fisher (Fisher Asset Mgmt)−1,385,845$29.3M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 15 | $149.49B |
| 2022Q2 | 15 | $138.19B |
| 2022Q3 | 14 | $162.4M |
| 2022Q4 | 15 | $1.24B |
| 2023Q1 | 17 | $1.14B |
| 2023Q2 | 16 | $1.16B |
| 2023Q3 | 13 | $1.04B |
| 2023Q4 | 13 | $965.0M |
| 2024Q1 | 15 | $1.00B |
| 2024Q2 | 14 | $792.9M |
| 2024Q3 | 15 | $378.1M |
| 2024Q4 | 17 | $511.3M |
| 2025Q1 | 15 | $435.9M |
| 2025Q2 | 19 | $571.6M |
| 2025Q3 | 14 | $285.2M |
| 2025Q4 | 18 | $266.3M |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2025-01-13 | Rob Bresnahan | Sell | $1K – $15K | PDF ↗ |
Who owns WSC
18 super-investors · 2025Q4
Tracked stake
14.34M
shares
Combined value
$266M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New6Added5Trim6Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Baillie Gifford & Co | 4.71M | $89M |
| 2 | Leon Cooperman Omega Family Office | 4.03M | $76M |
| 3 | Norges Bank Norway SWF | 2.17M | $41M |
| 4 | Ken Griffin Citadel Advisors | 1.03M | $19M |
| 5 | Izzy Englander Millennium Mgmt | 541.8K | $10M |
| 6 | Renaissance Technologies | 493.2K | $9M |
| 7 | Jeremy Grantham GMO | 319.6K | $6M |
| 8 | Ray Dalio Bridgewater Associates | 256.4K | $5M |
| 9 | AQR Capital Management | 210.9K | $4M |
| 10 | Two Sigma Investments | 159.5K | $3M |
| 11 | Ken Griffin Citadel Advisors | 65.1K | $1M |
| 12 | Ken Griffin Citadel Advisors | 45.7K | $861K |
| 13 | George Soros Soros Fund Mgmt | 45.1K | $850K |
| 14 | D.E. Shaw & Co. | 19.8K | $373K |
| 15 | Paul Tudor Jones Tudor Investment | 11.9K | $224K |
| 16 | Steve Cohen Point72 | 11.1K | $209K |
| 17 | D.E. Shaw & Co. | 10.6K | $200K |
| 18 | T. Rowe Price | 198.0K | $4K |
Recent moves
20 transactions
- +11,900 · 2025Q4
- +89,314 · 2025Q4
- −111,702 · 2025Q4
- +159,532 · 2025Q4
- TRIMD.E. Shaw & Co.−3,600 · 2025Q4
- −365,771 · 2025Q4
- +11,100 · 2025Q4
- +17,976 · 2025Q4
- +472,876 · 2025Q4
- +45,138 · 2025Q4
- −393,540 · 2025Q4
- +493,194 · 2025Q4
- +2,173,407 · 2025Q4
- −1,385,845 · 2025Q4
- −145,585 · 2025Q4
- +317,054 · 2025Q3
- −449,187 · 2025Q3
- SOLDD.E. Shaw & Co.−20,460 · 2025Q3
- TRIMT. Rowe Price−226,925 · 2025Q3
- +111,398 · 2025Q3
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