Teradyne
1,038 hedge funds and large institutions have $29.2B invested in Teradyne in 2025 Q4 according to their latest regulatory filings, with 296 funds opening new positions, 308 increasing their positions, 322 reducing their positions, and 70 closing their positions.
323% more first-time investments, than exits
New positions opened: 296 | Existing positions closed: 70
67% more funds holding in top 10
Funds holding in top 10: 12 → 20 (+8)
62% more call options, than puts
Call options by funds: $830M | Put options by funds: $511M
31% more capital invested
Capital invested by funds: $22.2B → $29.2B (+$6.98B)
25% more funds holding
Funds holding: 830 → 1,038 (+208)
4% less repeat investments, than reductions
Existing positions increased: 308 | Existing positions reduced: 322
5.17% less ownership
Funds ownership: 101.57% → 96.4% (-5.2%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AMH
Aspex Management (HK)
Central,
Hong Kong
|
+$177M |
| 2 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
+$151M |
| 3 |
BlackRock
New York
|
+$133M |
| 4 |
Jane Street
New York
|
+$131M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$113M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$338M |
| 2 |
Primecap Management
Pasadena,
California
|
-$315M |
| 3 |
VanEck Associates
New York
|
-$294M |
| 4 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$254M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
-$218M |
TER Hedge Fund Activity: Q4 2025 in Review
1,038 of the 8,266 institutional investors tracked by Wall St. Rank reported a position in Teradyne (TER) for Q4 2025, worth a combined $29.2B — up 31% from $22.2B a quarter earlier.
Buyers outnumbered sellers: 296 funds opened new TER positions and 70 closed out — a net gain of 226 holders — while 308 added to existing stakes and 322 trimmed.
The largest buyer was Aspex Management (HK), opening a new position worth an estimated $177M. The largest seller was Wellington Management Group, cutting an estimated $338M.
- 1,038 institutional investors held Teradyne (TER) as of Q4 2025, up from 830 in Q3 2025.
- Funds reported $29.2B of Teradyne stock for Q4 2025, up 31% quarter-over-quarter.
- 296 funds opened new Teradyne positions in Q4 2025 and 70 closed out, a net change of +226 holders.
- The largest Teradyne buyer in Q4 2025 was Aspex Management (HK), an estimated $177M added.
- The largest Teradyne seller in Q4 2025 was Wellington Management Group, an estimated $338M sold.
Based on aggregated 13F filings for Q4 2025.