Ticker · CUSIP 948849104
Holders (tracked)
9
Combined shares
871,827
Combined value
$55.38M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
SEC event timeline
19 events
- Ken Griffin (Citadel Advisors) exited2026-02-17−88,681 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+15,624 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+5,947 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+4,329 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+5,898 shares · 2025Q413F
- T. Rowe Price trimmed2026-02-17−1,272 shares · 2025Q413F
- +93,002 shares · 2025Q413F
- AQR Capital Management added2026-02-17+18,499 shares · 2025Q413F
- Lee Ainslie (Maverick Capital) trimmed2026-02-13−38,035 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−41,700 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2025-11-14+112,265 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+6,384 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+3,622 shares · 2025Q313F
- T. Rowe Price added2025-11-14+758 shares · 2025Q313F
- AQR Capital Management added2025-11-14+8 shares · 2025Q313F
- Lee Ainslie (Maverick Capital) added2025-11-14+34,155 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−21,400 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−9,846 shares · 2025Q313F
- Norges Bank (Norway SWF) added2025-11-12+63,929 shares · 2024Q313F
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
- Paul Tudor Jones (Tudor Investment)+93,002$6.0M
- Steve Cohen (Point72)+5,898$378K
Added to4
- AQR Capital Management+18,499$1.2M
- Two Sigma Investments+15,624$1.0M
- D.E. Shaw & Co.+5,947$381K
- Izzy Englander (Millennium Mgmt)+4,329$277K
Trimmed3
- Renaissance Technologies−41,700$2.7M
- Lee Ainslie (Maverick Capital)−38,035$2.4M
- T. Rowe Price−1,272$82
Exited1
- Ken Griffin (Citadel Advisors)−88,681$6.4M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 11 | $9.53B |
| 2022Q2 | 11 | $8.98B |
| 2022Q3 | 11 | $8.6M |
| 2022Q4 | 13 | $128.7M |
| 2023Q1 | 14 | $144.1M |
| 2023Q2 | 12 | $118.7M |
| 2023Q3 | 13 | $121.3M |
| 2023Q4 | 12 | $119.6M |
| 2024Q1 | 12 | $108.3M |
| 2024Q2 | 13 | $125.1M |
| 2024Q3 | 11 | $46.2M |
| 2024Q4 | 10 | $35.0M |
| 2025Q1 | 8 | $39.4M |
| 2025Q2 | 10 | $57.7M |
| 2025Q3 | 9 | $64.4M |
| 2025Q4 | 9 | $55.4M |
Who owns WMK
9 super-investors · 2025Q4
Tracked stake
871.8K
shares
Combined value
$55M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added4Trim3
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Izzy Englander Millennium Mgmt | 262.0K | $17M |
| 2 | Renaissance Technologies | 193.0K | $12M |
| 3 | Two Sigma Investments | 172.6K | $11M |
| 4 | Paul Tudor Jones Tudor Investment | 93.0K | $6M |
| 5 | D.E. Shaw & Co. | 57.7K | $4M |
| 6 | Lee Ainslie Maverick Capital | 49.2K | $3M |
| 7 | AQR Capital Management | 30.6K | $2M |
| 8 | Steve Cohen Point72 | 5.9K | $378K |
| 9 | T. Rowe Price | 7.7K | $496 |
Recent moves
20 transactions
- −88,681 · 2025Q4
- +18,499 · 2025Q4
- +15,624 · 2025Q4
- TRIMT. Rowe Price−1,272 · 2025Q4
- +5,898 · 2025Q4
- +93,002 · 2025Q4
- +5,947 · 2025Q4
- +4,329 · 2025Q4
- −38,035 · 2025Q4
- −41,700 · 2025Q4
- +8 · 2025Q3
- +6,384 · 2025Q3
- +112,265 · 2025Q3
- +3,622 · 2025Q3
- +34,155 · 2025Q3
- +758 · 2025Q3
- −9,846 · 2025Q3
- −21,400 · 2025Q3
- +63,929 · 2024Q3
- +30,773 · 2025Q2
Embed this chart
Paste this iframe anywhere to embed the live WMK chart.
<iframe src="https://openstocks.me/embed/stock/WMK" width="100%" height="480" frameborder="0" loading="lazy" title="WMK chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>