Ticker · CUSIP 44930G107
Holders (tracked)
11
Combined shares
1,396,305
Combined value
$195.79M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
21 events
- D.E. Shaw & Co. opened position2026-02-17+6,605 shares · 2025Q413F
- +210,899 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−1,001,882 shares · 2025Q413F
- Steve Cohen (Point72) added2026-02-17+285,843 shares · 2025Q413F
- T. Rowe Price added2026-02-17+1,008 shares · 2025Q413F
- Wellington Management added2026-02-17+10,606 shares · 2025Q413F
- AQR Capital Management added2026-02-17+808 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−33,100 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+407,115 shares · 2025Q413F
- Mario Gabelli (GAMCO) trimmed2026-02-05−1,088 shares · 2025Q413F
- −2,109 shares · 2025Q313F
- AQR Capital Management added2025-11-14+166 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+690,694 shares · 2025Q313F
- Steve Cohen (Point72) trimmed2025-11-14−329,615 shares · 2025Q313F
- D.E. Shaw & Co. exited2025-11-14−56,360 shares · 2025Q313F
- T. Rowe Price added2025-11-14+1,225 shares · 2025Q313F
- Wellington Management added2025-11-14+102,356 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−17,200 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−277,210 shares · 2025Q313F
- Norges Bank (Norway SWF) added2025-11-12+44,270 shares · 2024Q313F
- Mario Gabelli (GAMCO) added2025-11-12+590 shares · 2025Q313F
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 positions3
- Norges Bank (Norway SWF)+407,115$58.1M
- Ken Griffin (Citadel Advisors)+210,899$30.1M
- D.E. Shaw & Co.+6,605$942K
Added to4
- Steve Cohen (Point72)+285,843$40.8M
- Wellington Management+10,606$1.5M
- AQR Capital Management+808$115K
- T. Rowe Price+1,008$144
Trimmed3
- Izzy Englander (Millennium Mgmt)−1,001,882$142.9M
- Renaissance Technologies−33,100$4.7M
- Mario Gabelli (GAMCO)−1,088$155K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 16 | $50.75B |
| 2022Q2 | 12 | $32.94B |
| 2022Q3 | 13 | $17.2M |
| 2022Q4 | 15 | $685.0M |
| 2023Q1 | 16 | $697.8M |
| 2023Q2 | 14 | $724.8M |
| 2023Q3 | 13 | $237.0M |
| 2023Q4 | 12 | $340.4M |
| 2024Q1 | 14 | $548.4M |
| 2024Q2 | 14 | $668.1M |
| 2024Q3 | 14 | $487.6M |
| 2024Q4 | 13 | $292.0M |
| 2025Q1 | 13 | $155.7M |
| 2025Q2 | 11 | $181.4M |
| 2025Q3 | 9 | $180.1M |
| 2025Q4 | 11 | $195.8M |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2025-05-06 | Gilbert Cisneros | Sell (P) | $1K – $15K | PDF ↗ |
Who owns ICUI
11 super-investors · 2025Q4
Tracked stake
1.40M
shares
Combined value
$196M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New4Added4Trim3
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Norges Bank Norway SWF | 407.1K | $58M |
| 2 | Steve Cohen Point72 | 337.7K | $48M |
| 3 | Wellington Management | 248.4K | $35M |
| 4 | Ken Griffin Citadel Advisors | 210.9K | $30M |
| 5 | Izzy Englander Millennium Mgmt | 87.1K | $12M |
| 6 | Renaissance Technologies | 36.3K | $5M |
| 7 | Mario Gabelli GAMCO | 24.0K | $3M |
| 8 | AQR Capital Management | 9.5K | $1M |
| 9 | D.E. Shaw & Co. | 6.6K | $942K |
| 10 | Ken Griffin Citadel Advisors | 4.6K | $656K |
| 11 | T. Rowe Price | 24.0K | $3K |
Recent moves
20 transactions
- +10,606 · 2025Q4
- −1,001,882 · 2025Q4
- +808 · 2025Q4
- +285,843 · 2025Q4
- +210,899 · 2025Q4
- +1,008 · 2025Q4
- +6,605 · 2025Q4
- −33,100 · 2025Q4
- +407,115 · 2025Q4
- −1,088 · 2025Q4
- −2,109 · 2025Q3
- −329,615 · 2025Q3
- SOLDD.E. Shaw & Co.−56,360 · 2025Q3
- +690,694 · 2025Q3
- +1,225 · 2025Q3
- +102,356 · 2025Q3
- +166 · 2025Q3
- −277,210 · 2025Q3
- −17,200 · 2025Q3
- +44,270 · 2024Q3
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