Ticker · CUSIP 68373M107
Holders (tracked)
6
Combined shares
1,090,242
Combined value
$15.44M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
662024Q12025Q4

SEC event timeline

11 events
  1. −52,798 shares · 2025Q4
    13F
  2. −12,716 shares · 2025Q4
    13F
  3. −48,675 shares · 2025Q4
    13F
  4. +196,434 shares · 2025Q4
    13F
  5. +12,100 shares · 2025Q4
    13F
  6. +121,301 shares · 2025Q4
    13F
  7. +12,716 shares · 2025Q3
    13F
  8. −419,035 shares · 2025Q3
    13F
  9. −80,200 shares · 2025Q3
    13F
  10. −88,557 shares · 2025Q3
    13F
  11. +23,700 shares · 2025Q3
    13F

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.
Added to1
Trimmed1
Exited2

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
6
$3.0M
2022Q2
4
$1.5M
2022Q3
6
$2K
2022Q4
6
$453K
2023Q1
7
$2.8M
2023Q2
6
$16.7M
2023Q3
9
$14.2M
2023Q4
6
$24.8M
2024Q1
6
$34.9M
2024Q2
7
$25.0M
2024Q3
7
$29.6M
2024Q4
6
$26.1M
2025Q1
8
$18.0M
2025Q2
7
$28.2M
2025Q3
6
$15.2M
2025Q4
6
$15.4M

Who owns OPRA

6 super-investors · 2025Q4
Tracked stake
1.09M
shares
Combined value
$15M
% of shares outstanding
shares-out unknown
Quarter action mix
New2Added1Trim3
#ManagerSharesValue
1Ken Griffin
Citadel Advisors
282.6K$4M
2Ken Griffin
Citadel Advisors
244.3K$3M
3Renaissance Technologies231.8K$3M
4Izzy Englander
Millennium Mgmt
196.4K$3M
5Ken Griffin
Citadel Advisors
123.0K$2M
6Paul Tudor Jones
Tudor Investment
12.1K$171K

Recent moves

20 transactions
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