MU Institutional Ownership
Who owns Micron Technology Inc and what the big funds did with it last quarter, from every SEC 13F filing. 3,911 funds reported holding MU at Jun 30, 2026, together owning 77.8% of the company.
- ▲2,250 buying vs 1,555 selling
- ▲Held by funds +1.0 pts
- ▲Funds holding +889
- ▼Superinvestors: 2 added, 7 cut
- ▼Put/call 1.68 to 2.41
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 3,911 | 3,022 | +29.4% |
| In funds' top 10 | 666 | 198 | +236.4% |
| 13F shares | 880M | 869M | +1.3% |
| Held by funds | 77.8% | 76.8% | +1.0 pts |
| New positions | 987 | 461 | +114.1% |
| Increased | 1,263 | 1,245 | +1.4% |
| Reduced | 1,435 | 1,027 | +39.7% |
| Sold out | 120 | 151 | −20.5% |
| Calls (shares) | 10.1M | 13.5M | −25.4% |
| Puts (shares) | 24.3M | 21M | +15.9% |
| Put/call ratio | 2.41 | 1.68 | +43.6% |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in MU
All superinvestors →
Who owns MU
share of fund held shares- Index and passive funds41.9%
- Active managers and hedge funds32.7%
- Banks and brokers20.5%
- Pensions, insurers and other4.8%
The top 10 holders own 47.6% of all MU shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
1,741 funds changed their position- Assenagon Asset Management S.A.Added+2.5M sh
- Swedbank ABTrimmed−431K sh
- Exchange Traded Concepts, LLCTrimmed−421K sh
- Fund Resources Investment Holding Group Co LtdTrimmed−302K sh
- International Assets Investment Management, LLCTrimmed−231K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 9.27% | 105M | $121B | +1.7M |
| 2 | Vanguard Capital Management LLC | 6.51% | 73.7M | $85B | +522K |
| 3 | State Street Corp | 4.43% | 50.1M | $57.8B | −2.2M |
| 4 | Invesco Ltd. | 3.21% | 36.3M | $41.9B | +633K |
| 5 | Capital World Investors | 2.60% | 29.5M | $34B | −12.6M |
| 6 | Geode Capital Management, LLC | 2.45% | 27.7M | $31.9B | +273K |
| 7 | Fmr LLC | 2.36% | 26.7M | $30.8B | −5.3M |
| 8 | Jpmorgan Chase & Co | 2.28% | 25.8M | $29.6B | +10.1M |
| 9 | Vanguard Portfolio Management LLC | 2.18% | 24.7M | $28.5B | +1.6M |
| 10 | Primecap Management Co/ca/ | 1.70% | 19.2M | $22.2B | −2.7M |
- Norges Bank+15.2M sh+$17.5B
- Jpmorgan Chase & Co+10.1M sh+$11.5B
- Price T Rowe Associates Inc /md/+8.8M sh+$10.2B
- Goldman Sachs Group Inc+5.5M sh+$6.4B
- Situational Awareness LP+4.8M sh+$5.6B
- Bnp Paribas Financial Markets+3.4M sh+$4B
- Nomura Holdings Inc+3.2M sh+$3.7B
- Coatue Management LLC+3M sh+$3.4B
- Capital World Investors−12.6M sh−$14.5B
- Fmr LLC−5.3M sh−$6.2B
- Citadel Advisors LLC−4M sh−$4.6B
- D. E. Shaw & Co., Inc.−2.9M sh−$3.3B
- Primecap Management Co/ca/−2.7M sh−$3.1B
- Arrowstreet Capital, Limited Partnership−2.2M sh−$2.5B
- State Street Corp−2.2M sh−$2.5B
- Alyeska Investment Group, L.P.−2M sh−$2.3B
MU institutional ownership FAQ
Who owns the most MU stock?
In Q2 2026 13F filings the largest holder of MU was BlackRock, Inc., followed by Vanguard Capital Management LLC and State Street Corp. Index fund managers are usually the biggest holders of large companies.
What percentage of MU is owned by institutions?
Funds that file 13F reports held 77.8% of MU's shares at Jun 30, 2026, compared with 76.8% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying MU?
In Q2 2026, 2,250 funds bought MU (987 of them new positions) and 1,555 sold (120 sold out completely). Among well known investors, 2 added and 7 cut. Our fund sentiment for MU is neutral.
What is MU's institutional put/call ratio?
Funds reported $29.7B of MU puts against $12.3B of calls, a put/call ratio of 2.41 (1.68 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.
How current is this MU ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.