Ticker · CUSIP 948596101
Holders (tracked)
7
Combined shares
2,655,489
Combined value
$27.14M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
SEC event timeline
12 events
- Ken Griffin (Citadel Advisors) exited2026-02-17−56,972 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+32,159 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+42,200 shares · 2025Q413F
- +102,254 shares · 2025Q413F
- Wellington Management trimmed2026-02-17−208,730 shares · 2025Q413F
- Jeremy Grantham (GMO) trimmed2026-02-17−408,656 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) exited2025-11-14−107,790 shares · 2025Q313F
- Steve Cohen (Point72) exited2025-11-14−71,269 shares · 2025Q313F
- Two Sigma Investments exited2025-11-14−537,739 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+605,491 shares · 2025Q313F
- Wellington Management added2025-11-14+238,120 shares · 2025Q313F
- Jeremy Grantham (GMO) added2025-11-13+522,400 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 positions2
- Izzy Englander (Millennium Mgmt)+102,254$1.0M
- Two Sigma Investments+42,200$431K
Added to1
- D.E. Shaw & Co.+32,159$329K
Trimmed2
- Jeremy Grantham (GMO)−408,656$4.2M
- Wellington Management−208,730$2.1M
Exited1
- Ken Griffin (Citadel Advisors)−56,972$706K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 12 | $218.2M |
| 2022Q2 | 14 | $6.58B |
| 2022Q3 | 11 | $10.3M |
| 2022Q4 | 13 | $128.5M |
| 2023Q1 | 14 | $138.4M |
| 2023Q2 | 14 | $67.1M |
| 2023Q3 | 12 | $67.8M |
| 2023Q4 | 10 | $67.9M |
| 2024Q1 | 11 | $57.7M |
| 2024Q2 | 14 | $59.8M |
| 2024Q3 | 10 | $46.0M |
| 2024Q4 | 9 | $45.0M |
| 2025Q1 | 10 | $37.1M |
| 2025Q2 | 9 | $26.3M |
| 2025Q3 | 6 | $38.5M |
| 2025Q4 | 7 | $27.1M |
Who owns WB
7 super-investors · 2025Q4
Tracked stake
2.66M
shares
Combined value
$27M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added1Trim2Sold2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Wellington Management | 946.8K | $10M |
| 2 | D.E. Shaw & Co. | 660.2K | $7M |
| 3 | Jeremy Grantham GMO | 637.1K | $7M |
| 4 | Ken Griffin Citadel Advisors | 148.7K | $2M |
| 5 | Ken Griffin Citadel Advisors | 118.1K | $1M |
| 6 | Izzy Englander Millennium Mgmt | 102.3K | $1M |
| 7 | Two Sigma Investments | 42.2K | $431K |
Recent moves
20 transactions
- +102,254 · 2025Q4
- +32,159 · 2025Q4
- +42,200 · 2025Q4
- −208,730 · 2025Q4
- −408,656 · 2025Q4
- −56,972 · 2025Q4
- +238,120 · 2025Q3
- +605,491 · 2025Q3
- −71,269 · 2025Q3
- −107,790 · 2025Q3
- −537,739 · 2025Q3
- +522,400 · 2025Q3
- −12,339 · 2025Q2
- +71,269 · 2025Q2
- +11,697 · 2025Q2
- −573,548 · 2025Q2
- −149,307 · 2025Q2
- −214,580 · 2025Q2
- −100,000 · 2025Q2
- +74,400 · 2025Q2
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