ICU Medical Inc
Ownership
Ownership Structure
Who owns ICU Medical Inc (ICUI)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.2% of the shares are freely tradable; institutional investors hold 113.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 14.43 | 3,608,322 | +0.6 | 03/31/2026 |
| HHG PLC | 10.70 | 2,676,012 | +3.9 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 5.75 | 1,437,676 | +0.0 | 03/31/2026 |
| Fuller & Thaler Asset Management Inc | 4.88 | 1,220,539 | -51.8 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.45 | 1,111,875 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.09 | 1,523,526 | +0.0 | 08/31/2026 |
| Janus Inst Mid Cap Growth CF | 4.92 | 1,230,753 | +0.0 | 06/30/2026 |
| Janus Henderson Enterprise D | 4.92 | 1,230,753 | +0.0 | 08/31/2026 |
| FullerThaler Beh Small-Cap Value SMA | 4.49 | 1,123,972 | +4,629.3 | 06/30/2026 |
| FullerThaler Behavioral Small-Cap Value | 4.49 | 1,123,972 | -3.6 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Bonnell Brian Michael | Chief Financial Officer | 56,062 | 8,571,880 $ | Sep 1, 2026 | direct |
| Voigtlander Christian B. | Chief Operating Officer | 37,377 | 5,714,943 $ | Aug 11, 2026 | direct |
| Woolson Daniel | VP, GM-Infusion Capital | 17,062 | 2,608,780 $ | Aug 13, 2026 | direct |
| Sanzone Virginia Ruth | VP, General Counsel | 14,604 | 2,232,952 $ | Sep 3, 2026 | direct |
| Finney Elisha W | Director | 4,871 | 744,776 $ | Aug 11, 2026 | direct |
| Sousa Ben | Chief Information Officer | 3,076 | 470,320 $ | Aug 12, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 3, 2026 | Sanzone Virginia Ruth | VP, General Counsel | Sell | 692 | 171.52 | 118,688 |
| Sep 3, 2026 | Sanzone Virginia Ruth | VP, General Counsel | Sell | 724 | 169.53 | 122,736 |
| Sep 3, 2026 | Sanzone Virginia Ruth | VP, General Counsel | Sell | 1,238 | 168.44 | 208,523 |
| Sep 3, 2026 | Sanzone Virginia Ruth | VP, General Counsel | Sell | 2,202 | 167.67 | 369,203 |
| Sep 1, 2026 | Bonnell Brian Michael | Chief Financial Officer | Sell | 6,381 | 175.00 | 1,116,675 |
| Aug 31, 2026 | Bonnell Brian Michael | Chief Financial Officer | Sell | 1,113 | 173.91 | 193,567 |
| Aug 31, 2026 | Bonnell Brian Michael | Chief Financial Officer | Sell | 4,568 | 173.44 | 792,291 |
| Aug 31, 2026 | Bonnell Brian Michael | Chief Financial Officer | Sell | 1,914 | 172.12 | 329,443 |
| Aug 31, 2026 | Bonnell Brian Michael | Chief Financial Officer | Sell | 1,712 | 171.05 | 292,843 |
| Aug 13, 2026 | Woolson Daniel | VP, GM-Infusion Capital | Sell | 5,417 | 181.33 | 982,265 |
| Aug 12, 2026 | Sousa Ben | Chief Information Officer | Sell | 2,250 | 178.32 | 401,209 |
| Aug 11, 2026 | Voigtlander Christian B. | Chief Operating Officer | Sell | 8,929 | 182.93 | 1,633,404 |
| Aug 11, 2026 | Finney Elisha W | Director | Sell | 378 | 182.48 | 68,978 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.