Teradyne, Inc
TER- Exchange
- Nasdaq
- Industry
- Instruments For Meas & Testing of Electricity & Elec Signals
- SEC CIK
- 0000097210
In the last 90 days, Teradyne, Inc insiders filed 0 open-market purchases and 10 sales; 1,429 institutions reported holding it in 13F filings for Q2 2026, worth $73.2B in total; 3 superinvestors hold it, including Lone Pine Capital and ARK Invest.
13F holders, Q1 2026
Institutional positions in Teradyne, Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 1,234
- +211 vs. Q4 2025
- Shares held
- 144.8M
- +16.8M (+13.1%) vs. Q4 2025
- Total value
- $42.8B
- +$18.0B (+72.5%) vs. Q4 2025
- New holders
- 299
- 425 more added
- Sold out
- 88
- 392 more reduced
17 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TER on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,429 | $73.2B |
| Q1 2026 | 1,234 | $42.8B |
| Q4 2025 | 1,040 | $29.2B |
| Q3 2025 | 830 | $22.2B |
| Q2 2025 | 728 | $14.5B |
| Q1 2025 | 746 | $12.8B |
| Q4 2024 | 777 | $20.1B |
| Q3 2024 | 757 | $21.3B |
| Q2 2024 | 756 | $23.8B |
| Q1 2024 | 683 | $18.2B |
| Q4 2023 | 712 | $17.1B |
| Q3 2023 | 684 | $15.6B |
| Q2 2023 | 690 | $17.7B |
| Q1 2023 | 663 | $17.0B |
| Q4 2022 | 643 | $13.6B |
| Q3 2022 | 635 | $11.6B |
| Q2 2022 | 655 | $14.0B |
| Q1 2022 | 721 | $18.7B |
| Q4 2021 | 747 | $25.9B |
| Q3 2021 | 681 | $17.1B |
| Q2 2021 | 712 | $21.2B |
| Q1 2021 | 686 | $19.0B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Teradyne, Inc; share changes are against Q4 2025.