Ticker · CUSIP 98954M101
Holders (tracked)
13
Combined shares
5,312,409
Combined value
$359.51M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
13132024Q12025Q4

SEC event timeline

23 events
  1. +240,690 shares · 2025Q4
    Position
  2. +152,092 shares · 2025Q4
    Position
  3. +5,856 shares · 2025Q4
    Position
  4. +218,864 shares · 2025Q4
    Position
  5. −191,568 shares · 2025Q4
    Position
  6. +1,064 shares · 2025Q4
    Position
  7. +364,952 shares · 2025Q4
    Position
  8. −328,189 shares · 2025Q4
    Position
  9. +7,721 shares · 2025Q4
    Position
  10. +98,900 shares · 2025Q4
    Position
  11. +2,228,493 shares · 2025Q4
    Position
  12. −43,889 shares · 2025Q4
    Position
  13. −425,261 shares · 2025Q3
    Position
  14. +20,201 shares · 2025Q3
    Position
  15. +209,312 shares · 2025Q3
    Position
  16. −98,703 shares · 2025Q3
    Position
  17. −221,600 shares · 2025Q3
    Position
  18. +2,354 shares · 2025Q3
    Position
  19. +2,749 shares · 2025Q3
    Position
  20. −2,332,747 shares · 2025Q3
    Position
  21. +19,200 shares · 2025Q3
    Position
  22. +32,574 shares · 2024Q3
    Position
  23. −1,762 shares · 2025Q3
    Position

Insider activity

No insider transactions in the last 30 days.

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.
New positions1
Trimmed2
Exited1

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
16
$94.09B
2022Q2
17
$14.12B
2022Q3
15
$8.0M
2022Q4
15
$218.5M
2023Q1
15
$288.3M
2023Q2
16
$314.4M
2023Q3
15
$273.2M
2023Q4
12
$286.6M
2024Q1
13
$276.4M
2024Q2
12
$267.6M
2024Q3
13
$238.2M
2024Q4
15
$239.0M
2025Q1
15
$185.3M
2025Q2
15
$365.7M
2025Q3
14
$189.9M
2025Q4
13
$359.5M

Who owns ZG

13 super-investors · 2025Q4
Tracked stake
5.31M
shares
Combined value
$360M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added10Trim2
#ManagerSharesValue
1Norges Bank
Norway SWF
2.23M$152M
2Chase Coleman
Tiger Global
1.02M$70M
3Wellington Management922.7K$63M
4Renaissance Technologies271.7K$19M
5Two Sigma Investments267.6K$18M
6Ken Griffin
Citadel Advisors
254.0K$17M
7Izzy Englander
Millennium Mgmt
114.4K$8M
8D.E. Shaw & Co.80.1K$5M
9Baillie Gifford & Co45.8K$3M
10AQR Capital Management27.1K$2M
11Ken Griffin
Citadel Advisors
17.0K$1M
12Ken Griffin
Citadel Advisors
16.4K$1M
13T. Rowe Price43.4K$3K

Recent moves

20 transactions
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