Medtronic MDT
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Short-sale volume as % of daily volume
Large-order net flow, last 20 sessions
Net of large-order buying minus selling, in USD. Over this window: −$95.83M (7 inflow days, 13 outflow days).
Net flow by order size, last 20 sessions
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 27.2% of shares outstanding.
Largest holders
By investor type
Reported short interest has risen from 1.41% to 10.87% of float over the last 6 biweekly reports (31 Jul 2026 to 15 Oct 2026).
Recent institutional activity
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Arrowstreet Capital, Limited Partnership | Mutual Fund | 2026/Q3 | +8,233,285 | 1.1% |
| SG Americas Securities, LLC | Private Company | 2026/Q3 | +6,500,749 | 0.5% |
| Citadel Advisors LLC | Hedge Fund | 2026/Q3 | +4,391,136 | 0.4% |
| Franklin Resources | Mutual Fund | 2026/Q3 | +3,902,806 | 1.4% |
| First Eagle Investment Management, LLC | Mutual Fund | 2026/Q3 | +3,739,288 | 1.1% |
| The Goldman Sachs Group, Inc. | Public Company | 2026/Q3 | +3,725,897 | 0.4% |
| D. E. Shaw & Co., L.P. | Hedge Fund | 2026/Q3 | +3,502,166 | 0.4% |
| Barclays PLC | Public Company | 2026/Q3 | +3,383,299 | 0.5% |
| Jane Street Group, LLC | Private Company | 2026/Q3 | +3,175,109 | 0.3% |
| Renaissance Technologies Corp. | Hedge Fund | 2026/Q3 | +3,167,741 | 0.3% |
| Qube Research & Technologies Ltd | Mutual Fund | 2026/Q3 | +2,693,680 | 0.2% |
| Two Sigma Investments, LP | Hedge Fund | 2026/Q3 | +2,635,279 | 0.3% |
| Federated Hermes, Inc. | Mutual Fund | 2026/Q3 | +2,486,265 | 0.4% |
| First Trust Advisors L.P. | Mutual Fund | 2026/Q3 | +2,242,468 | 0.3% |
| Millennium Management LLC | Hedge Fund | 2026/Q3 | +2,177,702 | 0.2% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 14 Oct 2026 | Kevin Lofton | Independent Director | Other Disposition | -182 | – | 7,866 |
| 14 Oct 2026 | Geoffrey Martha | Chairperson & CEO | Automatic Disposition | -50,000 | $95.00 | 158,820 |
| 14 Oct 2026 | Geoffrey Martha | Chairperson & CEO | Intent to Sell (Form 144) | -50,000 | $95.00 | – |
| 14 Oct 2026 | Michael Marinaro | President and President of Medical Surgical Portfolio, Americas & Global Commercial Ops | Automatic Disposition | -10,420 | $96.00 | 25,273 |
| 14 Oct 2026 | Michael Marinaro | Executive VP and President of Medical Surgical Portfolio & Americas | Intent to Sell (Form 144) | -10,420 | $96.00 | – |
| 15 Sep 2026 | Harry Kiil | Executive VP & President of Cardiovascular Portfolio | Open Market Disposition | -1,483 | $93.65 | 7,767 |
| 14 Sep 2026 | Denise Blomquist | VP, Global Controller & Chief Accounting Officer | Other Disposition | -600 | – | 6,542 |
| 19 Aug 2026 | Michael Marinaro | President and President of Medical Surgical Portfolio, Americas & Global Commercial Ops | Sale to Issuer | -1,084 | $92.30 | 35,693 |
| 2 Aug 2026 | Geoffrey Martha | Chairperson & CEO | Other Acquisition | +41,533 | – | 119,046 |
| 2 Aug 2026 | Geoffrey Martha | Chairperson & CEO | Other Derivative Acquisition | +103,831 | – | 103,831 |
| 2 Aug 2026 | Geoffrey Martha | Chairperson & CEO | Other Derivative Acquisition | +568,152 | $86.68 | 273,150 |
| 2 Aug 2026 | Thierry Pieton | Chief Financial Officer | Other Acquisition | +11,537 | – | 42,153 |
| 2 Aug 2026 | Thierry Pieton | Chief Financial Officer | Other Derivative Acquisition | +28,842 | – | 28,842 |
| 2 Aug 2026 | Thierry Pieton | Chief Financial Officer | Other Derivative Acquisition | +81,945 | $86.68 | 81,945 |
| 2 Aug 2026 | Harry Kiil | Executive VP & President of Cardiovascular Portfolio | Other Acquisition | +9,230 | – | 34,419 |
| 2 Aug 2026 | Harry Kiil | Executive VP & President of Cardiovascular Portfolio | Other Derivative Acquisition | +23,074 | – | 23,074 |
| 2 Aug 2026 | Harry Kiil | Executive VP & President of Cardiovascular Portfolio | Other Derivative Acquisition | +65,556 | $86.68 | 65,556 |
| 2 Aug 2026 | Michael Marinaro | President and President of Medical Surgical Portfolio, Americas & Global Commercial Ops | Other Acquisition | +57,107 | – | 88,690 |
| 2 Aug 2026 | Michael Marinaro | President and President of Medical Surgical Portfolio, Americas & Global Commercial Ops | Other Derivative Acquisition | +27,400 | – | 27,400 |
| 2 Aug 2026 | Michael Marinaro | President and President of Medical Surgical Portfolio, Americas & Global Commercial Ops | Other Derivative Acquisition | +77,848 | $86.68 | 77,848 |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
Short interest, by report
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 139,004,337 | 10.9% | 2.9 |
| 30 Sep 2026 | 39,974,230 | 3.1% | 2.7 |
| 15 Sep 2026 | 17,229,743 | 1.3% | 2.0 |
| 31 Aug 2026 | 12,134,511 | 0.9% | 1.7 |
| 14 Aug 2026 | 14,350,429 | 1.1% | 2.3 |
| 31 Jul 2026 | 18,120,230 | 1.4% | 2.4 |
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