STMicroelectronics
321 hedge funds and large institutions have $2.34B invested in STMicroelectronics in 2025 Q4 according to their latest regulatory filings, with 65 funds opening new positions, 88 increasing their positions, 117 reducing their positions, and 61 closing their positions.
7% more first-time investments, than exits
New positions opened: 65 | Existing positions closed: 61
0.66% more ownership
Funds ownership: 9.23% → 9.9% (+0.66%)
2% less capital invested
Capital invested by funds: $2.38B → $2.34B (-$37.8M)
2% less call options, than puts
Call options by funds: $156M | Put options by funds: $159M
2% less funds holding
Funds holding: 326 → 321 (-5)
25% less repeat investments, than reductions
Existing positions increased: 88 | Existing positions reduced: 117
33% less funds holding in top 10
Funds holding in top 10: 3 → 2 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SPC
Slate Path Capital
New York
|
+$135M |
| 2 |
WP
Woodline Partners
San Francisco,
California
|
+$49.3M |
| 3 |
Morgan Stanley
New York
|
+$45.6M |
| 4 |
Marshall Wace
London,
United Kingdom
|
+$42.3M |
| 5 |
BlackRock
New York
|
+$40M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
ACM
Analog Century Management
New York
|
-$78.6M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
-$50.6M |
| 3 |
Acadian Asset Management
Boston,
Massachusetts
|
-$39.2M |
| 4 |
Optiver Holding
Amsterdam,
Netherlands
|
-$31.5M |
| 5 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$31M |
STM Hedge Fund Activity: Q4 2025 in Review
321 institutional investors reported a position in STMicroelectronics (STM) for Q4 2025, worth a combined $2.34B — down 1.6% from $2.38B a quarter earlier.
Buyers outnumbered sellers: 65 funds opened new STM positions and 61 closed out — a net gain of 4 holders — while 88 added to existing stakes and 117 trimmed.
The largest buyer was Slate Path Capital, opening a new position worth an estimated $135M. The largest seller was Analog Century Management, exiting entirely with an estimated $78.6M sold.
- 321 institutional investors held STMicroelectronics (STM) as of Q4 2025, down from 326 in Q3 2025.
- Funds reported $2.34B of STMicroelectronics stock for Q4 2025, down 1.6% quarter-over-quarter.
- 65 funds opened new STMicroelectronics positions in Q4 2025 and 61 closed out, a net change of +4 holders.
- The largest STMicroelectronics buyer in Q4 2025 was Slate Path Capital, an estimated $135M added.
- The largest STMicroelectronics seller in Q4 2025 was Analog Century Management, an estimated $78.6M sold.
Based on aggregated 13F filings for Q4 2025.