ON Semiconductor
779 hedge funds and large institutions have $21.2B invested in ON Semiconductor in 2025 Q3 according to their latest regulatory filings, with 95 funds opening new positions, 266 increasing their positions, 292 reducing their positions, and 107 closing their positions.
1.31% more ownership
Funds ownership: 103.65% → 104.96% (+1.3%)
9% less repeat investments, than reductions
Existing positions increased: 266 | Existing positions reduced: 292
3% less funds holding
Funds holding: 801 → 779 (-22)
10% less capital inflows, than outflows
Capital inflows: $1.74B | Capital outflows: $1.93B
11% less first-time investments, than exits
New positions opened: 95 | Existing positions closed: 107
27% less call options, than puts
Call options by funds: $2.29B | Put options by funds: $3.13B
40% less funds holding in top 10
Funds holding in top 10: 5 → 3 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$234M |
| 2 |
Two Sigma Investments
New York
|
+$171M |
| 3 |
WorldQuant Millennium Advisors
New York
|
+$141M |
| 4 |
Neuberger Berman Group
New York
|
+$108M |
| 5 |
JP Morgan Chase
New York
|
+$92.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$200M |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
-$184M |
| 3 |
Barclays
London,
United Kingdom
|
-$131M |
| 4 |
Rafferty Asset Management
New York
|
-$106M |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$99.1M |
ON Hedge Fund Activity: Q3 2025 in Review
779 of the 7,661 institutional investors tracked by Wall St. Rank reported a position in ON Semiconductor (ON) for Q3 2025, worth a combined $21.2B — down 6.8% from $22.7B a quarter earlier.
Sellers outnumbered buyers: 107 funds closed out of ON and 95 opened new positions — a net loss of 12 holders — while 292 trimmed existing stakes and 266 added.
The largest buyer was Fidelity Investments, adding an estimated $234M. The largest seller was BlackRock, cutting an estimated $200M.
- 779 institutional investors held ON Semiconductor (ON) as of Q3 2025, down from 801 in Q2 2025.
- Funds reported $21.2B of ON Semiconductor stock for Q3 2025, down 6.8% quarter-over-quarter.
- 95 funds opened new ON Semiconductor positions in Q3 2025 and 107 closed out, a net change of -12 holders.
- The largest ON Semiconductor buyer in Q3 2025 was Fidelity Investments, an estimated $234M added.
- The largest ON Semiconductor seller in Q3 2025 was BlackRock, an estimated $200M sold.
Based on aggregated 13F filings for Q3 2025.