Micron Technology
2,093 hedge funds and large institutions have $146B invested in Micron Technology in 2025 Q3 according to their latest regulatory filings, with 388 funds opening new positions, 789 increasing their positions, 660 reducing their positions, and 126 closing their positions.
208% more first-time investments, than exits
New positions opened: 388 | Existing positions closed: 126
33% more capital invested
Capital invested by funds: $110B → $146B (+$35.8B)
20% more repeat investments, than reductions
Existing positions increased: 789 | Existing positions reduced: 660
18% more funds holding in top 10
Funds holding in top 10: 56 → 66 (+10)
13% more funds holding
Funds holding: 1,860 → 2,093 (+233)
1.93% less ownership
Funds ownership: 79.71% → 77.78% (-1.9%)
26% less call options, than puts
Call options by funds: $10.7B | Put options by funds: $14.3B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AQR Capital Management
Greenwich,
Connecticut
|
+$373M |
| 2 |
Jane Street
New York
|
+$324M |
| 3 |
Two Sigma Advisers
New York
|
+$310M |
| 4 |
BlackRock
New York
|
+$217M |
| 5 |
Citadel Advisors
Miami,
Florida
|
+$217M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital Research Global Investors
Los Angeles,
California
|
-$1.02B |
| 2 |
Capital World Investors
Los Angeles,
California
|
-$847M |
| 3 |
JP Morgan Chase
New York
|
-$721M |
| 4 |
Bank of America
Charlotte,
North Carolina
|
-$497M |
| 5 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$372M |
MU Hedge Fund Activity: Q3 2025 in Review
2,093 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Micron Technology (MU) for Q3 2025, worth a combined $146B — up 33% from $110B a quarter earlier.
Buyers outnumbered sellers: 388 funds opened new MU positions and 126 closed out — a net gain of 262 holders — while 789 added to existing stakes and 660 trimmed.
The largest buyer was AQR Capital Management, adding an estimated $373M. The largest seller was Capital Research Global Investors, cutting an estimated $1.02B.
- 2,093 institutional investors held Micron Technology (MU) as of Q3 2025, up from 1,860 in Q2 2025.
- Funds reported $146B of Micron Technology stock for Q3 2025, up 33% quarter-over-quarter.
- 388 funds opened new Micron Technology positions in Q3 2025 and 126 closed out, a net change of +262 holders.
- The largest Micron Technology buyer in Q3 2025 was AQR Capital Management, an estimated $373M added.
- The largest Micron Technology seller in Q3 2025 was Capital Research Global Investors, an estimated $1.02B sold.
Based on aggregated 13F filings for Q3 2025.