Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in ICUI held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 3.6M | $466.0M | +0.6% | 14.437% | 0.01% |
| 2 | JANUS HENDERSON GROUP PLC | 2.7M | $345.6M | +3.9% | 10.707% | 0.17% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.4M | $185.7M | — | 5.752% | 0.01% |
| 4 | FULLER & THALER ASSET MANAGEMENT, INC. | 1.2M | $157.6M | -3.6% | 4.883% | 0.53% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 1.1M | $143.6M | — | 4.449% | 0.00% |
| 6 | DIMENSIONAL FUND ADVISORS LP | 984K | $127.1M | +6.8% | 3.936% | 0.03% |
| 7 | STATE STREET CORP | 968K | $125.0M | +2.7% | 3.873% | 0.00% |
| 8 | SCHRODER INVESTMENT MANAGEMENT GROUP | 701K | $87.9M | -8.4% | 2.806% | 0.07% |
| 9 | River Road Asset Management, LLC | 646K | $83.5M | -0.7% | 2.586% | 0.95% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 611K | $79.0M | +3.0% | 2.446% | 0.00% |
| 11 | AMERIPRISE FINANCIAL INC | 606K | $78.2M | -8.4% | 2.423% | 0.02% |
| 12 | MORGAN STANLEY | 527K | $68.0M | +1.6% | 2.108% | 0.00% |
| 13 | Neuberger Berman Group LLC | 446K | $57.7M | -20.8% | 1.786% | 0.04% |
| 14 | CITADEL ADVISORS LLC | 342K | $44.2M | +58.7% | 1.368% | 0.02% |
| 15 | BANK OF AMERICA CORP /DE/ | 332K | $42.8M | +11.2% | 1.327% | 0.00% |
| 16 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 324K | $41.8M | -14.9% | 1.295% | 0.30% |
| 17 | GOLDMAN SACHS GROUP INC | 323K | $41.7M | +13.4% | 1.291% | 0.00% |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 322K | $41.6M | +4.2% | 1.290% | 0.01% |
| 19 | FMR LLC | 313K | $40.4M | -13.7% | 1.252% | 0.00% |
| 20 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 294K | $38.0M | +7.6% | 1.178% | 0.07% |
| 21 | NORTHERN TRUST CORP | 294K | $37.9M | -13.3% | 1.175% | 0.01% |
| 22 | FEDERATED HERMES, INC. | 257K | $33.3M | +4.2% | 1.030% | 0.05% |
| 23 | Defilade Capital Management, L.P. | 254K | $32.8M | -25.4% | 1.017% | 4.61% |
| 24 | WELLINGTON MANAGEMENT GROUP LLP | 243K | $31.4M | -2.1% | 0.973% | 0.01% |
| 25 | BROWN ADVISORY INC | 242K | $31.2M | +6.3% | 0.967% | 0.05% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in ICUI — a direct measure of their conviction.
Filings activity in ICUI during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 269 | 7.6% | 86.38% | 14.94 pp | $3.07B | 15% |
| Q4 2025 | 291 | +9.4% | 101.32% | +14.54 pp | $3.60B | +17% |
| Q3 2025 | 266 | 2.9% | 86.78% | 4.99 pp | $3.08B | 5.4% |
| Q2 2025 | 274 | 2.5% | 91.77% | 1.78 pp | $3.26B | 1.9% |
| Q1 2025 | 281 | 0.7% | 93.55% | 4.39 pp | $3.32B | 4.5% |
| Q4 2024 | 283 | +0.7% | 97.94% | 16.34 pp | $3.48B | 14% |
| Q3 2024 | 281 | +9.8% | 114.28% | +36.70 pp | $4.06B | +47% |
| Q2 2024 | 256 | — | 77.58% | — | $2.76B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ICUI stock.
Based on Q1 2026 13F filings, institutional ownership of ICU Medical, Inc. stands at 86.4%, held across 269 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of ICUI, with approximately 3,608,322 shares worth $0.47B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of ICUI, including CITADEL ADVISORS LLC.
Our composite Smart Money Score for ICUI is 32 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
37 institutions opened new positions in ICUI during Q1 2026, while 59 fully exited. 58 added to existing positions and 173 trimmed.
ICUI institutional ownership fell by 14.94 percentage points quarter-over-quarter, with a net change of -22 holders.
The top 10 institutions account for 58.7% of all reported 13F value in ICUI, and the top 25 account for 80.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
ICU Medical, Inc. (ICUI) Institutional Ownership