Ticker · CUSIP 45778Q107
Holders (tracked)
11
Combined shares
2,685,864
Combined value
$102.23M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
11122024Q12025Q4

SEC event timeline

18 events
  1. +363,263 shares · 2025Q4
    13F
  2. −493,467 shares · 2025Q4
    13F
  3. +6,339 shares · 2025Q4
    13F
  4. +359,069 shares · 2025Q4
    13F
  5. +272,960 shares · 2025Q4
    13F
  6. −97,844 shares · 2025Q4
    13F
  7. +26,210 shares · 2025Q4
    13F
  8. −124,300 shares · 2025Q4
    13F
  9. +21,145 shares · 2025Q4
    13F
  10. −129,609 shares · 2025Q3
    13F
  11. −79,730 shares · 2025Q3
    13F
  12. +142,587 shares · 2025Q3
    13F
  13. +403,679 shares · 2025Q3
    13F
  14. +416,754 shares · 2025Q3
    13F
  15. +2,188 shares · 2025Q3
    13F
  16. +254,100 shares · 2025Q3
    13F
  17. −448,432 shares · 2025Q3
    13F
  18. +14,135 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 to5
Trimmed3
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
13
$32.57B
2022Q2
13
$32.31B
2022Q3
12
$32.8M
2022Q4
11
$774.7M
2023Q1
12
$815.6M
2023Q2
12
$807.6M
2023Q3
12
$642.0M
2023Q4
11
$738.6M
2024Q1
12
$729.9M
2024Q2
15
$588.5M
2024Q3
11
$94.7M
2024Q4
11
$96.1M
2025Q1
10
$82.9M
2025Q2
12
$101.9M
2025Q3
10
$113.8M
2025Q4
11
$102.2M

Who owns NSP

11 super-investors · 2025Q4
Tracked stake
2.69M
shares
Combined value
$102M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added7Trim3
#ManagerSharesValue
1D.E. Shaw & Co.899.8K$35M
2Ken Griffin
Citadel Advisors
482.1K$19M
3AQR Capital Management483.1K$19M
4Two Sigma Investments373.0K$14M
5Tom Gayner
Markel Group
152.9K$6M
6Renaissance Technologies137.1K$5M
7Izzy Englander
Millennium Mgmt
46.3K$2M
8Ray Dalio
Bridgewater Associates
26.2K$1M
9Ken Griffin
Citadel Advisors
24.2K$937K
10Ken Griffin
Citadel Advisors
18.2K$705K
11T. Rowe Price42.9K$2K

Recent moves

20 transactions
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