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ICU Medical ICUI

US equityMarket cap rank #2268Medical Instruments & Supplies
$161.40 +$2.02 (+1.27%)
Market closed · Oct 5, 10:20 pm ET · Last extended-hours $161.40 0.00%
Open$159.35
Prev close$159.38
Day range$157.80 – $162.81
Volume211.5K
Market cap$4.04B
P/E (TTM)135.6
Dividend yield–

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership105.3%-0.11 pts vs. prior quarter
Institutions holding342-2 vs. prior quarter
Insider trades (recent)24 buys / 26 sellsNet selling
Short interest6.06% of floatDays to cover 6.3 · as of 15 Sep 2026
Short-sale volume share16.7%5-day average of daily volume

Short-sale volume as % of daily volume

12%15%19%22%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: +$2.65M (13 inflow days, 7 outflow days).

The five largest holders on file together own 42.4% of shares outstanding.

Largest holders

  • BlackRock15.01%
  • Janus Henderson Group plc11.12%
  • Vanguard Portfolio Management, LLC5.88%
  • Fuller & Thaler Asset Management, Inc.5.19%
  • Vanguard Capital Management, LLC5.16%
  • Dimensional Fund Advisors4.21%
  • State Street Global Advisors4.10%
  • Schroder Investment Management North America Inc.2.88%

By investor type

  • Mutual Fund91.95%
  • Public Company5.50%
  • Hedge Fund4.98%
  • Individual/Insider1.77%
  • Government Pension Fund1.46%
  • Sovereign Wealth Fund0.71%
  • Private Company0.44%
  • Insurance Company0.17%

Reported short interest has fallen from 6.74% to 6.06% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Short interest, by report

Report dateShares short% of floatDays to cover
15 Sep 2026 1,515,688 6.1% 6.3
31 Aug 2026 1,433,092 5.7% 6.7
14 Aug 2026 1,384,259 5.5% 3.6
31 Jul 2026 1,387,706 5.6% 4.9
15 Jul 2026 1,832,002 7.3% 6.7
30 Jun 2026 1,685,563 6.7% 4.6

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