Micron Technology
2,700 hedge funds and large institutions have $259B invested in Micron Technology in 2025 Q4 according to their latest regulatory filings, with 727 funds opening new positions, 916 increasing their positions, 856 reducing their positions, and 84 closing their positions.
765% more first-time investments, than exits
New positions opened: 727 | Existing positions closed: 84
135% more funds holding in top 10
Funds holding in top 10: 66 → 155 (+89)
78% more capital invested
Capital invested by funds: $146B → $259B (+$113B)
29% more funds holding
Funds holding: 2,097 → 2,700 (+603)
2.9% more ownership
Funds ownership: 77.78% → 80.68% (+2.9%)
7% more repeat investments, than reductions
Existing positions increased: 916 | Existing positions reduced: 856
37% less call options, than puts
Call options by funds: $15.4B | Put options by funds: $24.7B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Invesco
Atlanta,
Georgia
|
+$5.84B |
| 2 |
BlackRock
New York
|
+$1.58B |
| 3 |
SG Americas Securities
New York
|
+$971M |
| 4 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$602M |
| 5 |
Amundi
Paris,
France
|
+$451M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital World Investors
Los Angeles,
California
|
-$1.36B |
| 2 |
D.E. Shaw & Co
New York
|
-$1.31B |
| 3 |
Primecap Management
Pasadena,
California
|
-$1.12B |
| 4 |
Jane Street
New York
|
-$1.09B |
| 5 |
JP Morgan Chase
New York
|
-$997M |
MU Hedge Fund Activity: Q4 2025 in Review
2,700 of the 8,284 institutional investors tracked by Wall St. Rank reported a position in Micron Technology (MU) for Q4 2025, worth a combined $259B — up 78% from $146B a quarter earlier.
Buyers outnumbered sellers: 727 funds opened new MU positions and 84 closed out — a net gain of 643 holders — while 916 added to existing stakes and 856 trimmed.
The largest buyer was Invesco, adding an estimated $5.84B. The largest seller was Capital World Investors, cutting an estimated $1.36B.
- 2,700 institutional investors held Micron Technology (MU) as of Q4 2025, up from 2,097 in Q3 2025.
- Funds reported $259B of Micron Technology stock for Q4 2025, up 78% quarter-over-quarter.
- 727 funds opened new Micron Technology positions in Q4 2025 and 84 closed out, a net change of +643 holders.
- The largest Micron Technology buyer in Q4 2025 was Invesco, an estimated $5.84B added.
- The largest Micron Technology seller in Q4 2025 was Capital World Investors, an estimated $1.36B sold.
Based on aggregated 13F filings for Q4 2025.