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.
SEC event timeline
18 events
- Ken Griffin (Citadel Advisors) added2026-02-17+363,263 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−493,467 shares · 2025Q413F
- T. Rowe Price added2026-02-17+6,339 shares · 2025Q413F
- AQR Capital Management added2026-02-17+359,069 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+272,960 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−97,844 shares · 2025Q413F
- +26,210 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−124,300 shares · 2025Q413F
- Tom Gayner (Markel Group) added2026-02-06+21,145 shares · 2025Q413F
- −129,609 shares · 2025Q313F
- AQR Capital Management trimmed2025-11-14−79,730 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+142,587 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+403,679 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+416,754 shares · 2025Q313F
- T. Rowe Price added2025-11-14+2,188 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+254,100 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−448,432 shares · 2025Q313F
- Norges Bank (Norway SWF) added2025-11-12+14,135 shares · 2024Q313F
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
- Ray Dalio (Bridgewater Associates)+26,210$1.0M
Added to5
- Ken Griffin (Citadel Advisors)+363,263$14.1M
- AQR Capital Management+359,069$13.8M
- D.E. Shaw & Co.+272,960$10.6M
- Tom Gayner (Markel Group)+21,145$819K
- T. Rowe Price+6,339$245
Trimmed3
- Izzy Englander (Millennium Mgmt)−493,467$19.1M
- Renaissance Technologies−124,300$4.8M
- Two Sigma Investments−97,844$3.8M
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined 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
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | D.E. Shaw & Co. | 899.8K | $35M |
| 2 | Ken Griffin Citadel Advisors | 482.1K | $19M |
| 3 | AQR Capital Management | 483.1K | $19M |
| 4 | Two Sigma Investments | 373.0K | $14M |
| 5 | Tom Gayner Markel Group | 152.9K | $6M |
| 6 | Renaissance Technologies | 137.1K | $5M |
| 7 | Izzy Englander Millennium Mgmt | 46.3K | $2M |
| 8 | Ray Dalio Bridgewater Associates | 26.2K | $1M |
| 9 | Ken Griffin Citadel Advisors | 24.2K | $937K |
| 10 | Ken Griffin Citadel Advisors | 18.2K | $705K |
| 11 | T. Rowe Price | 42.9K | $2K |
Recent moves
20 transactions
- +359,069 · 2025Q4
- +363,263 · 2025Q4
- +272,960 · 2025Q4
- +6,339 · 2025Q4
- −493,467 · 2025Q4
- −97,844 · 2025Q4
- +26,210 · 2025Q4
- −124,300 · 2025Q4
- +21,145 · 2025Q4
- −129,609 · 2025Q3
- +2,188 · 2025Q3
- +416,754 · 2025Q3
- +142,587 · 2025Q3
- +403,679 · 2025Q3
- −79,730 · 2025Q3
- +254,100 · 2025Q3
- −448,432 · 2025Q3
- +14,135 · 2024Q3
- +73,298 · 2025Q2
- +57,687 · 2025Q2
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