Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.
TER
TERADYNE INCData as of 2026 Q1 (03-31) · 13F snapshot
Summary
TERADYNE INC (TER) is held by 11 tracked hedge-fund managers, a combined reported value of ~$2.43B; the largest are Steven Cohen, Stephen Mandel, Cathie Wood. This quarter: 1 new, 3 added, 4 trimmed. 17 members of Congress have disclosed STOCK Act trades. Data as of 2026 Q1, from public SEC 13F filings, delayed up to ~45 days.
Attention · HighThis quarter · Mixed
Gurus holding11
Congress trades17
Price$403.20vs quarter-end+36.00%
Sectors3
This quarter's moves
Top holderSteven CohenNew1
Added3
Trimmed / sold4
Steven CohenTrim
Value $677.33M1.2% of portfolio2,284,7182026 Q1
Stephen MandelNew large stake
Value $555.23M4.4% of portfolio1,872,8762026 Q1
Cathie WoodTrim
Value $369.13M2.9% of portfolio1,245,1222026 Q1
Value $114.58M— of portfolio386,5002026 Q1
Ray DalioAdd
Value $100.48M0.4% of portfolio338,9462026 Q1
Dan LoebNew large stake
Value $84.45M2.1% of portfolio5,000,0002012 Q1
Value $59.53M— of portfolio200,8002026 Q1
Value $38.98M— of portfolio131,5002026 Q1
Value $35.04M— of portfolio118,2002026 Q1
Philippe LaffontHold
Value $6.78M0.1% of portfolio183,2532018 Q3
Value $2.54M0.5% of portfolio100,0002003 Q4
Value $2.05M— of portfolio10,6002025 Q4
Value $754.9K— of portfolio3,9002025 Q4
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Steven Cohen | $677.33M | 1.2% | Trim |
| Stephen Mandel | $555.23M | 4.4% | New large stake |
| Cathie Wood | $369.13M | 2.9% | Trim |
| Ken GriffinCALL | $114.58M | — | — |
| Ray Dalio | $100.48M | 0.4% | Add |
| Dan Loeb | $84.45M | 2.1% | New large stake |
| Ken GriffinPUT | $59.53M | — | — |
| Izzy EnglanderPUT | $38.98M | — | — |
| Izzy EnglanderCALL | $35.04M | — | — |
| Philippe Laffont | $6.78M | 0.1% | Hold |
| Chase Coleman | $2.54M | 0.5% | New |
| Steven CohenCALL | $2.05M | — | — |
| Steven CohenPUT | $754.9K | — | — |