Ticker · CUSIP 68287N100
···Share
Holders (tracked)
6
Combined shares
1,593,416
Combined value
$19.73M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
692024Q12025Q4

SEC event timeline

12 events
  1. −19,096 shares · 2025Q4
    13F
  2. +1,103,360 shares · 2025Q4
    13F
  3. +8,256 shares · 2025Q4
    13F
  4. −107,777 shares · 2025Q4
    13F
  5. +55,836 shares · 2025Q4
    13F
  6. −78,217 shares · 2025Q3
    13F
  7. −14,925 shares · 2025Q3
    13F
  8. −42,685 shares · 2025Q3
    13F
  9. −20,469 shares · 2025Q3
    13F
  10. +2,863 shares · 2025Q3
    13F
  11. −131,317 shares · 2025Q3
    13F
  12. −82,800 shares · 2024Q3
    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.
New positions1
Added to2
Trimmed2
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
7
$93.7M
2022Q2
8
$78.5M
2022Q3
9
$61K
2022Q4
11
$77.0M
2023Q1
11
$114.5M
2023Q2
10
$100.9M
2023Q3
5
$68.1M
2023Q4
7
$45.4M
2024Q1
9
$52.4M
2024Q2
11
$61.1M
2024Q3
7
$10.5M
2024Q4
9
$11.5M
2025Q1
9
$15.7M
2025Q2
8
$13.6M
2025Q3
5
$8.2M
2025Q4
6
$19.7M

Who owns OSPN

6 super-investors · 2025Q4
Tracked stake
1.59M
shares
Combined value
$20M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added2Trim3
#ManagerSharesValue
1Izzy Englander
Millennium Mgmt
1.21M$16M
2AQR Capital Management237.1K$3M
3Two Sigma Investments55.8K$717K
4Ken Griffin
Citadel Advisors
21.5K$276K
5Ken Griffin
Citadel Advisors
10.3K$132K
6T. Rowe Price57.0K$733

Recent moves

20 transactions
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