MU Micron Technology, Inc.
Micron Technology, Inc. (MU) Institutional Ownership
What the institutions did with MU last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
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Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| BlackRock, Inc. | 104.8M | 11.9% |
| VANGUARD CAPITAL MANAGEMENT LLC | 73.7M | 8.4% |
| STATE STREET CORP | 50.1M | 5.7% |
| Invesco Ltd. | 36.3M | 4.1% |
| Capital World Investors | 29.5M | 3.4% |
| GEODE CAPITAL MANAGEMENT, LLC | 27.7M | 3.1% |
| FMR LLC | 26.7M | 3.0% |
| JPMORGAN CHASE & CO | 25.8M | 2.9% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 24.7M | 2.8% |
| PRIMECAP MANAGEMENT CO/CA/ | 19.2M | 2.2% |
| MORGAN STANLEY | 18.5M | 2.1% |
| GOLDMAN SACHS GROUP INC | 18.1M | 2.1% |
| NORGES BANK | 15.2M | 1.7% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 14.2M | 1.6% |
| NORTHERN TRUST CORP | 10.8M | 1.2% |
| Capital International Investors | 10.4M | 1.2% |
| BANK OF AMERICA CORP /DE/ | 10.2M | 1.2% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 8.9M | 1.0% |
| SG Americas Securities, LLC | 8.7M | 1.0% |
| BNP PARIBAS FINANCIAL MARKETS | 8.1M | 0.9% |
| Legal & General Group Plc | 7.3M | 0.8% |
| Bank of New York Mellon Corp | 7.1M | 0.8% |
| BARCLAYS PLC | 7.0M | 0.8% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 7.0M | 0.8% |
| DIMENSIONAL FUND ADVISORS LP | 6.8M | 0.8% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| Capital World Investors | Reduced | 42.1M | 29.5M | -12.6M |
| JPMORGAN CHASE & CO | Increased | 15.8M | 25.8M | +10.1M |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 5.3M | 14.2M | +8.8M |
| GOLDMAN SACHS GROUP INC | Increased | 12.6M | 18.1M | +5.5M |
| FMR LLC | Reduced | 32.1M | 26.7M | -5.3M |
| Situational Awareness LP | Increased | 17.4K | 4.8M | +4.8M |
| CITADEL ADVISORS LLC | Reduced | 4.6M | 600.5K | -4.0M |
| BNP PARIBAS FINANCIAL MARKETS | Increased | 4.7M | 8.1M | +3.4M |
| NOMURA HOLDINGS INC | Increased | 219.1K | 3.4M | +3.2M |
| COATUE MANAGEMENT LLC | Increased | 165.9K | 3.1M | +3.0M |
| D. E. Shaw & Co., Inc. | Reduced | 3.7M | 768.8K | -2.9M |
| PRIMECAP MANAGEMENT CO/CA/ | Reduced | 21.9M | 19.2M | -2.7M |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | 2.5M | 291.0K | -2.2M |
| STATE STREET CORP | Reduced | 52.2M | 50.1M | -2.2M |
| BANK OF AMERICA CORP /DE/ | Increased | 8.0M | 10.2M | +2.1M |
| Alyeska Investment Group, L.P. | Reduced | 2.0M | 26.0K | -2.0M |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 2.2M | 211.6K | -2.0M |
| SG Americas Securities, LLC | Reduced | 10.6M | 8.7M | -1.9M |
| TWO SIGMA INVESTMENTS, LP | Reduced | 2.3M | 535.2K | -1.8M |
| BlackRock, Inc. | Increased | 103.1M | 104.8M | +1.7M |
| FRANKLIN RESOURCES INC | Increased | 2.0M | 3.6M | +1.7M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 23.0M | 24.7M | +1.6M |
| MORGAN STANLEY | Increased | 16.8M | 18.5M | +1.6M |
| ALLIANCEBERNSTEIN L.P. | Increased | 1.7M | 3.3M | +1.6M |
| VAN ECK ASSOCIATES CORP | Reduced | 6.4M | 4.8M | -1.6M |
| Boston Partners | Reduced | 2.8M | 1.2M | -1.6M |
| Amundi | Reduced | 6.0M | 4.4M | -1.6M |
| Capital International Investors | Increased | 8.9M | 10.4M | +1.5M |
| Qube Research & Technologies Ltd | Reduced | 2.2M | 754.8K | -1.4M |
| Bridgewater Associates, LP | Reduced | 1.5M | 116.7K | -1.4M |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Increased | 61.4K | 1.4M | +1.3M |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 3.9M | 5.0M | +1.1M |
| WORLDQUANT MILLENNIUM ADVISORS LLC | Reduced | 1.5M | 454.2K | -1.1M |
| MILLENNIUM MANAGEMENT LLC | Reduced | 1.6M | 517.1K | -1.1M |
| JANE STREET GROUP, LLC | Reduced | 1.8M | 699.0K | -1.1M |
| NATIONAL BANK OF CANADA /FI/ | Reduced | 4.3M | 3.2M | -1.1M |
| AMERIPRISE FINANCIAL INC | Increased | 3.3M | 4.3M | +1.1M |
| Employees Provident Fund Board | Reduced | 1.8M | 878.0K | -900.3K |
| Rafferty Asset Management, LLC | Increased | 2.3M | 3.1M | +785.1K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 3.6M | 2.8M | -780.3K |
| BARCLAYS PLC | Reduced | 7.8M | 7.0M | -765.7K |
| Anther Capital Ltd | Reduced | 1.0M | 272.4K | -735.0K |
| BANK OF MONTREAL /CAN/ | Reduced | 2.9M | 2.2M | -734.5K |
| NATIXIS | Reduced | 1.3M | 605.6K | -712.9K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Reduced | 9.6M | 8.9M | -696.4K |
| APG Asset Management N.V. | Increased | 751.1K | 1.4M | +694.1K |
| APPALOOSA LP | Reduced | 1.7M | 975.0K | -690.0K |
| AQR CAPITAL MANAGEMENT LLC | Reduced | 4.5M | 3.8M | -689.7K |
| Nuveen, LLC | Increased | 3.3M | 4.0M | +687.9K |
| Cable Car Capital, LP | New | 0 | 664.4K | +664.4K |
| Daiwa Securities Group Inc. | Reduced | 1.9M | 1.2M | -661.2K |
| California Public Employees Retirement System | Reduced | 3.2M | 2.5M | -657.6K |
| Weiss Asset Management LP | Increased | 95.0K | 743.8K | +648.8K |
| CANADA PENSION PLAN INVESTMENT BOARD | Increased | 2.6M | 3.3M | +647.1K |
| ROYAL BANK OF CANADA | Increased | 2.7M | 3.3M | +638.7K |
| Invesco Ltd. | Increased | 35.7M | 36.3M | +632.8K |
| HRT FINANCIAL LP | Increased | 217.5K | 823.1K | +605.5K |
| Quadrature Capital Ltd | Sold Out | 575.6K | 0 | -575.6K |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | Reduced | 703.5K | 138.0K | -565.4K |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | Reduced | 976.0K | 423.4K | -552.6K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.