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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 9 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.

Institutional holdersQ1 2026: 1,234 institutions
Q1 2021: 686 institutionsQ2 2021: 712 institutionsQ3 2021: 681 institutionsQ4 2021: 747 institutionsQ1 2022: 721 institutionsQ2 2022: 655 institutionsQ3 2022: 635 institutionsQ4 2022: 643 institutionsQ1 2023: 663 institutionsQ2 2023: 690 institutionsQ3 2023: 684 institutionsQ4 2023: 712 institutionsQ1 2024: 683 institutionsQ2 2024: 756 institutionsQ3 2024: 757 institutionsQ4 2024: 777 institutionsQ1 2025: 746 institutionsQ2 2025: 728 institutionsQ3 2025: 830 institutionsQ4 2025: 1,040 institutionsQ1 2026: 1,234 institutionsQ2 2026: 1,429 institutions
Value heldQ1 2026: $42.8B
Q1 2021: $19.0BQ2 2021: $21.2BQ3 2021: $17.1BQ4 2021: $25.9BQ1 2022: $18.7BQ2 2022: $14.0BQ3 2022: $11.6BQ4 2022: $13.6BQ1 2023: $17.0BQ2 2023: $17.7BQ3 2023: $15.6BQ4 2023: $17.1BQ1 2024: $18.2BQ2 2024: $23.8BQ3 2024: $21.3BQ4 2024: $20.1BQ1 2025: $12.8BQ2 2025: $14.5BQ3 2025: $22.2BQ4 2025: $29.2BQ1 2026: $42.8BQ2 2026: $73.2B
Institutions holding TER and their total value by quarter
QuarterHoldersValue
Q2 20261,429$73.2B
Q1 20261,234$42.8B
Q4 20251,040$29.2B
Q3 2025830$22.2B
Q2 2025728$14.5B
Q1 2025746$12.8B
Q4 2024777$20.1B
Q3 2024757$21.3B
Q2 2024756$23.8B
Q1 2024683$18.2B
Q4 2023712$17.1B
Q3 2023684$15.6B
Q2 2023690$17.7B
Q1 2023663$17.0B
Q4 2022643$13.6B
Q3 2022635$11.6B
Q2 2022655$14.0B
Q1 2022721$18.7B
Q4 2021747$25.9B
Q3 2021681$17.1B
Q2 2021712$21.2B
Q1 2021686$19.0B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Teradyne, Inc; share changes are against Q4 2025.

Institutions holding TER in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Gerber Kawasaki Wealth & Investment Management25,531$7.57M0.24%−7,986−23.8%Reduced
Utah Retirement Systems25,450$7.54M0.08%−896−3.4%Reduced
Ironwood Investment Counsel, LLC25,312$7.50M1.08%−10,025−28.4%Reduced
Union Bancaire Privee, UBP SA33,833$7.48M0.14%+29,506+681.9%Added
Quantbot Technologies LP25,209$7.47M0.31%−78,067−75.6%Reduced
Catalyst Funds Management Pty Ltd25,027$7.42M1.26%+20,227+421.4%Added
Spire Wealth Management24,861$7.37M0.25%−481−1.9%Reduced
Clear Street Group Inc.24,779$7.35M0.04%+20,020+420.7%Added
Guggenheim Capital LLC24,480$7.26M0.06%−2,721−10.0%Reduced
Police & Firemen's Retirement System of New Jersey24,231$7.18M0.06%+417+1.8%Added
Pathstone Holdings, LLC23,976$7.11M0.03%−437−1.8%Reduced
JustInvest LLC23,955$7.10M0.07%+269+1.1%Added
Bouvel Investment Partners, LLC23,389$6.93M2.01%+814+3.6%Added
Buttonwood Financial Advisors Inc.23,107$6.85M2.29%−3,415−12.9%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd23,048$6.83M0.06%+358+1.6%Added
Rheos Capital Works Inc.23,000$6.82M0.46%−40,000−63.5%Reduced
Nisa Investment Advisors, LLC22,622$6.71M0.02%+2,089+10.2%Added
Janney Montgomery Scott LLC22,528$6.68M0.02%−6,899−23.4%Reduced
KP Management LLC22,500$6.67M1.91%−2,500−10.0%Reduced
Itau Unibanco Holding S.A.22,400$6.64M0.16%+22,400New
CWM Advisors, LLC22,353$6.63M0.39%+5,794+35.0%Added
NEOS Investment Management LLC22,245$6.59M0.03%+6,173+38.4%Added
Krilogy Financial LLC17,962$6.57M0.21%+589+3.4%Added
Groupe la Francaise21,895$6.49M0.09%+21,895New
New York Life Investment Management LLC21,763$6.45M0.05%+282+1.3%Added
British Columbia Investment Management Corp21,585$6.40M0.04%−6,598−23.4%Reduced
Baird Financial Group, Inc.21,450$6.36M0.01%−7,273−25.3%Reduced
Baader Bank INC21,270$6.30M0.62%−11,604−35.3%Reduced
Covea Finance21,000$6.23M0.22%+21,000New
Black Swift Group, LLC20,900$6.20M1.09%−21,850−51.1%Reduced
GWM Advisors LLC20,725$6.14M0.02%+5,455+35.7%Added
Totem Point Management, LLC20,567$6.10M7.78%+20,567New
Cambridge Investment Research Advisors, Inc.20,441$6.06M0.02%−987−4.6%Reduced
Klein Pavlis & Peasley Financial, Inc.20,136$5.97M3.30%−1,716−7.9%Reduced
Kayne Anderson Rudnick Investment Management LLC20,121$5.97M0.02%−2,933−12.7%Reduced
Chicago Capital, LLC20,075$5.95M0.16%+20,075New
Boothbay Fund Management, LLC19,592$5.81M0.14%−27,184−58.1%Reduced
Sciencast Management LP19,413$5.76M0.73%−11,456−37.1%Reduced
GHP Investment Advisors, Inc.19,298$5.72M0.24%−1,542−7.4%Reduced
Summit Trail Advisors, LLC19,170$5.68M0.08%+3,514+22.4%Added
FORA Capital, LLC18,762$5.56M0.41%+18,762New
Jane Street Group, LLC18,441$5.47M0.01%−782,497−97.7%Reduced
Dymon Asia Capital (Singapore) Pte. Ltd.18,300$5.43M1.19%+11,411+165.6%Added
Ilmarinen Mutual Pension Insurance Co18,133$5.38M0.04%+18,133New
Stifel Financial Corp18,105$5.37M0.00%+2,803+18.3%Added
Y-Intercept (Hong Kong) Ltd17,986$5.33M0.10%+17,986New
Oregon Public Employees Retirement Fund17,951$5.32M0.07%+71+0.4%Added
Commonwealth Equity Services, LLC17,776$5.27M0.01%+1,678+10.4%Added
FIL Ltd17,593$5.22M0.00%+1,410+8.7%Added
VMS Asset Management Limited17,471$5.18M3.16%+17,471New
Caxton Associates LLP16,954$5.03M0.12%−8,606−33.7%Reduced
Sanctuary Advisors, LLC16,943$5.02M0.03%−1,154−6.4%Reduced
O'Shaughnessy Asset Management, LLC16,907$5.01M0.03%+6,921+69.3%Added
Mitchell Capital Management Co16,732$4.96M0.91%+16,732New
Allstate Corp16,726$4.96M0.05%+4,941+41.9%Added
Harvest Fund Management Co., Ltd16,687$4.95M0.21%−6,107−26.8%Reduced
Mutual of America Capital Management LLC16,655$4.94M0.06%−159−0.9%Reduced
1832 Asset Management L.P.16,400$4.86M0.01%+7,900+92.9%Added
Yousif Capital Management, LLC16,196$4.80M0.06%−579−3.5%Reduced
Prospera Financial Services Inc16,177$4.80M0.08%−509−3.1%Reduced
Laurion Capital Management LP16,173$4.79M0.45%+11,073+217.1%Added
Counterpoint Mutual Funds LLC15,993$4.74M0.71%+13,417+520.8%Added
Gouws Capital LLC15,863$4.70M2.49%+540+3.5%Added
Eurizon Capital SGR S.p.A.16,129$4.70M0.01%+5,765+55.6%Added
Connecticut Wealth Management, LLC15,831$4.69M0.20%−176−1.1%Reduced
New Paradigm Capital Management, LLC15,800$4.68M10.00%+15,800New
LMCG Investments, LLC15,754$4.67M0.28%−9,032−36.4%Reduced
OP Asset Management Ltd15,667$4.64M0.05%−1,021−6.1%Reduced
AI-Squared Management Ltd15,500$4.60M3.34%+15,500New
State of Alaska, Department of Revenue15,433$4.58M0.05%−65−0.4%Reduced
Midwest Professional Planners, LTD.15,346$4.55M1.07%+5,035+48.8%Added
Vestcor Inc15,280$4.53M0.12%−2,598−14.5%Reduced
Munro Partners15,235$4.52M0.15%+15,235New
Avanza Fonder AB15,212$4.51M0.12%−1,057−6.5%Reduced
Patton Fund Management, Inc.15,077$4.47M0.76%−27,814−64.8%Reduced
Cardiff Park Advisors, LLC15,057$4.46M0.36%00.0%Unchanged
Herald Investment Management Ltd15,000$4.44M0.62%−1,600−9.6%Reduced
Algert Global LLC14,535$4.31M0.06%+14,535New
Gilman Hill Asset Management, LLC14,270$4.23M0.64%−10,006−41.2%Reduced
TD Waterhouse Canada Inc.13,563$4.21M0.01%+13,563New
Pinkerton Retirement Specialists, LLC21,519$4.17M0.38%+1,771+9.0%Added
Scalar Gauge Management, LLC14,000$4.15M4.00%+14,000New
MML Investors Services, LLC13,900$4.12M0.01%−2,615−15.8%Reduced
Elo Mutual Pension Insurance Co13,756$4.08M0.07%+13,756New
QRG Capital Management, Inc.13,665$4.05M0.04%−7,548−35.6%Reduced
Polymer Capital Management (US) LLC13,639$4.04M0.60%−6,378−31.9%Reduced
Artemis Wealth Advisors, LLC13,500$4.00M0.61%+6,000+80.0%Added
Channing Capital Management, LLC13,499$4.00M0.10%−26,421−66.2%Reduced
Blair William & Co13,484$4.00M0.01%+175+1.3%Added
Parkway Wealth Management Group, LLC10,894$3.97M0.50%+10,894New
Banco Bilbao Vizcaya Argentaria, S.A.13,779$3.94M0.03%−881−6.0%Reduced
Fortem Financial Group, LLC13,205$3.91M0.98%−765−5.5%Reduced
Oak Thistle LLC12,997$3.85M0.37%+12,997New
Farther Finance Advisors, LLC12,304$3.84M0.04%+3,367+37.7%Added
Credit Agricole S A12,906$3.83M0.01%−40,207−75.7%Reduced
Teachers Retirement System of the State of Kentucky12,748$3.78M0.03%00.0%Unchanged
US Bancorp12,720$3.77M0.00%−980−7.2%Reduced
Spear Advisors LLC12,638$3.75M2.79%+12,638New
SWS Partners12,570$3.73M0.92%−3,120−19.9%Reduced
Global X Japan Co., Ltd.12,510$3.71M0.19%+291+2.4%Added