Ticker · CUSIP 91332U101
···Share
Holders (tracked)
23
Combined shares
49,752,230
Combined value
$2.13B
Last close
$25.93
Quarter
2025Q4
Tracked holders · last 8 quarters
+4 vs previous quarter over the last 8.
23182024Q12025Q4
Price is -39.3% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

26 events
  1. +56,114 shares · 2025Q4
    13F
  2. −472,480 shares · 2025Q4
    13F
  3. +275,988 shares · 2025Q4
    13F
  4. −2,727,529 shares · 2025Q4
    13F
  5. +509,275 shares · 2025Q4
    13F
  6. +167,874 shares · 2025Q4
    13F
  7. +2,819,032 shares · 2025Q4
    13F
  8. +811,137 shares · 2025Q4
    13F
  9. +1,944,738 shares · 2025Q4
    13F
  10. +429,124 shares · 2025Q4
    13F
  11. −35,118 shares · 2025Q4
    13F
  12. −2,636 shares · 2025Q4
    13F
  13. +5,213,617 shares · 2025Q4
    13F
  14. −104,753 shares · 2025Q3
    13F
  15. +138,494 shares · 2025Q3
    13F
  16. −370,141 shares · 2025Q3
    13F
  17. −117,507 shares · 2025Q3
    13F
  18. −1,703,365 shares · 2025Q3
    13F
  19. +135,218 shares · 2025Q3
    13F
  20. +6,737,677 shares · 2025Q3
    13F
  21. −891,550 shares · 2025Q3
    13F
  22. +50,000 shares · 2025Q3
    13F
  23. +528,285 shares · 2025Q3
    13F
  24. −6,248,795 shares · 2025Q3
    13F
  25. +95,341 shares · 2025Q3
    13F
  26. +2,870 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of U…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
Stanley Druckenmiller (Duquesne)2025Q2$0.02+107048.8%$10.6M
T. Rowe Price2021Q1$0.97+2564.3%$30.9M
Two Sigma Investments2021Q2$29.63-12.5%$41.1M
Wellington Management2022Q4$30.06-13.7%$401.6M
George Soros (Soros Fund Mgmt)2020Q3$30.59-15.2%$386K
AQR Capital Management2022Q3$39.73-34.7%$8.9M
Paul Tudor Jones (Tudor Investment)2020Q3$40.12-35.4%$1.6M
Paul Tudor Jones (Tudor Investment)2020Q3$40.12-35.4%$1.6M
Paul Tudor Jones (Tudor Investment)2020Q3$40.12-35.4%$1.6M
Izzy Englander (Millennium Mgmt)2020Q3$41.07-36.9%$11.9M
Izzy Englander (Millennium Mgmt)2020Q3$41.07-36.9%$11.9M
Izzy Englander (Millennium Mgmt)2020Q3$41.07-36.9%$11.9M
D.E. Shaw & Co.2021Q2$42.90-39.6%$43.2M
D.E. Shaw & Co.2021Q2$42.90-39.6%$43.2M
D.E. Shaw & Co.2021Q2$42.90-39.6%$43.2M
Ken Griffin (Citadel Advisors)2020Q3$43.98-41.0%$72.4M
Ken Griffin (Citadel Advisors)2020Q3$43.98-41.0%$72.4M
Ken Griffin (Citadel Advisors)2020Q3$43.98-41.0%$72.4M
Steve Cohen (Point72)2022Q2$44.14-41.3%$9.4M
Steve Cohen (Point72)2022Q2$44.14-41.3%$9.4M
Steve Cohen (Point72)2022Q2$44.14-41.3%$9.4M
Cathie Wood (ARK Invest)2020Q3$65.90-60.7%$25.3M
Norges Bank (Norway SWF)2020Q3$11384.73-99.8%$135.2M

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions2
Added to7
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
15
$147.31B
2022Q2
17
$190.98B
2022Q3
17
$170.4M
2022Q4
18
$1.06B
2023Q1
15
$1.24B
2023Q2
19
$2.12B
2023Q3
18
$1.51B
2023Q4
17
$2.19B
2024Q1
18
$1.55B
2024Q2
20
$1.12B
2024Q3
18
$947.3M
2024Q4
19
$840.9M
2025Q1
19
$559.2M
2025Q2
23
$890.1M
2025Q3
19
$1.67B
2025Q4
23
$2.13B

Who owns U

23 super-investors · 2025Q4
Tracked stake
49.75M
shares
Combined value
$2.13B
% of shares outstanding
shares-out unknown
Quarter action mix
New4Added15Trim4
#ManagerSharesValue
1Wellington Management15.49M$684M
2Ken Griffin
Citadel Advisors
6.07M$268M
3Steve Cohen
Point72
5.79M$256M
4Norges Bank
Norway SWF
5.21M$230M
5D.E. Shaw & Co.3.29M$145M
6Ken Griffin
Citadel Advisors
2.79M$123M
7D.E. Shaw & Co.1.66M$74M
8Two Sigma Investments1.59M$70M
9Cathie Wood
ARK Invest
974.3K$43M
10D.E. Shaw & Co.940.4K$42M
11Izzy Englander
Millennium Mgmt
868.8K$38M
12Izzy Englander
Millennium Mgmt
839.8K$37M
13Ken Griffin
Citadel Advisors
573.5K$25M
14Paul Tudor Jones
Tudor Investment
509.3K$22M
15Izzy Englander
Millennium Mgmt
457.7K$20M
16Steve Cohen
Point72
362.0K$16M
17AQR Capital Management344.4K$15M
18Paul Tudor Jones
Tudor Investment
219.6K$10M
19Steve Cohen
Point72
95.9K$4M
20Paul Tudor Jones
Tudor Investment
60.2K$3M
21George Soros
Soros Fund Mgmt
14.9K$657K
22T. Rowe Price1.19M$53K
23Stanley Druckenmiller
Duquesne
410.0K$18K

Recent moves

20 transactions
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