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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
IMC-Chicago, LLC63,952$19.0M0.29%+63,952New
Engineers Gate Manager LP63,191$18.7M0.23%−24,259−27.7%Reduced
HighTower Advisors, LLC62,219$18.4M0.02%−241,361−79.5%Reduced
Mn Services Vermogensbeheer B.V.62,219$18.4M0.12%00.0%Unchanged
Tredje AP-fonden61,161$18.1M0.10%+43,412+244.6%Added
Ofi Invest Asset Management70,000$18.0M0.24%+5,550+8.6%Added
KLP Kapitalforvaltning AS60,000$17.8M0.07%+3,700+6.6%Added
Creative Planning59,298$17.6M0.01%−1,112−1.8%Reduced
Victory Capital Management Inc59,221$17.6M0.01%+3,870+7.0%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund58,850$17.4M0.10%+20,600+53.9%Added
STRS Ohio58,745$17.4M0.07%−60.0%Reduced
Colony Group, LLC58,173$17.4M0.02%+10,582+22.2%Added
Mercer Global Advisors Inc58,151$17.2M0.03%+17,777+44.0%Added
Ensign Peak Advisors, Inc57,266$17.0M0.03%+7,521+15.1%Added
Toroso Investments, LLC56,550$16.8M0.05%+23,332+70.2%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main55,626$16.5M0.02%−3,600−6.1%Reduced
Canada Pension Plan Investment Board54,819$16.3M0.01%+41,894+324.1%Added
Swedbank AB54,340$16.1M0.02%+17,238+46.5%Added
State of New Jersey Common Pension Fund D54,257$16.1M0.06%−252−0.5%Reduced
Kadensa Capital Ltd54,172$16.1M2.24%+54,172New
State of Tennessee, Treasury Department54,061$16.0M0.05%+1,488+2.8%Added
Andra AP-fonden53,880$16.0M0.20%−155,820−74.3%Reduced
Tairen Capital Ltd52,887$15.7M1.70%−59,426−52.9%Reduced
Discovery Capital Management, LLC52,000$15.4M0.80%+52,000New
Virtus Wealth Solutions LLC51,945$15.4M2.93%+1,698+3.4%Added
MUFG Securities EMEA plc51,280$15.2M0.23%−55,140−51.8%Reduced
PensionDanmark Pensionsforsikringsaktieselskab51,189$15.2M0.15%+65+0.1%Added
Public Employees Retirement System of Ohio50,924$15.1M0.05%+101+0.2%Added
Carmel Capital Management L.L.C.50,064$14.8M4.25%−9,720−16.3%Reduced
Wealth Enhancement Advisory Services, LLC53,875$14.8M0.03%+11,264+26.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)49,624$14.7M0.03%+11,096+28.8%Added
Empowered Funds, LLC48,776$14.5M0.09%+48,776New
Paradigm Capital Management Inc48,650$14.4M0.55%00.0%Unchanged
Franklin Street Advisors Inc48,581$14.4M0.88%+48,581New
Resona Asset Management Co.,Ltd.47,918$14.0M0.07%+440+0.9%Added
XXEC, Inc.61,749$13.9M2.48%+35,352+133.9%Added
Captrust Financial Advisors46,664$13.8M0.02%+30,860+195.3%Added
Entropy Technologies, LP44,917$13.3M0.61%+8,130+22.1%Added
Oppenheimer & Co Inc44,657$13.2M0.16%−1,707−3.7%Reduced
Affinity Wealth Management LLC44,546$13.2M2.00%+115+0.3%Added
Public Employees Retirement Association of Colorado44,196$13.1M0.05%+29,960+210.5%Added
Armistice Capital, LLC43,932$13.0M0.43%+15,630+55.2%Added
Walleye Trading LLC43,399$12.9M0.26%+43,399New
Lathrop Investment Management Corp42,882$12.7M2.38%−9,113−17.5%Reduced
ProShare Advisors LLC42,865$12.7M0.02%−12,527−22.6%Reduced
Czech National Bank42,652$12.6M0.08%+1,356+3.3%Added
Arizona State Retirement System42,554$12.6M0.07%−1,073−2.5%Reduced
CIBC World Markets Inc.42,049$12.5M0.02%−2,609−5.8%Reduced
State of Michigan Retirement System40,935$12.1M0.06%−100−0.2%Reduced
Cetera Investment Advisers40,848$12.1M0.01%−9,355−18.6%Reduced
Healthcare of Ontario Pension Plan Trust Fund40,535$12.0M0.02%+34,344+554.7%Added
Federation des caisses Desjardins du Quebec39,333$11.7M0.04%−10,381−20.9%Reduced
Jump Financial, LLC39,316$11.7M0.17%−22,349−36.2%Reduced
Zweig-DiMenna Associates LLC38,034$11.3M1.58%−42,595−52.8%Reduced
CIBC Asset Management Inc37,271$11.0M0.03%+555+1.5%Added
Andar Capital Management HK Ltd37,000$11.0M9.38%+900+2.5%Added
MetLife Investment Management36,593$10.8M0.06%−948−2.5%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys36,481$10.8M0.06%+53+0.1%Added
Rakuten Investment Management, Inc.38,678$10.7M0.02%+3,526+10.0%Added
Boston Trust Walden Corp35,741$10.6M0.09%−416,012−92.1%Reduced
Advisor Group Holdings, Inc.35,699$10.6M0.02%+6,538+22.4%Added
Fifth Third Bancorp35,588$10.6M0.02%+23,370+191.3%Added
Wellington Management Group LLP35,321$10.5M0.00%−29,826−45.8%Reduced
DnB Asset Management AS34,588$10.3M0.04%+2,287+7.1%Added
Swiss Life Asset Management Ltd34,402$10.2M0.05%+6,817+24.7%Added
Sierra Summit Advisors LLC34,350$10.2M1.48%+34,350New
CIBC Bancorp USA Inc.33,859$10.0M0.01%+33,859New
Mediolanum International Funds Ltd35,816$9.90M0.11%−158,857−81.6%Reduced
Mirae Asset Global ETFs Holdings Ltd.34,099$9.88M0.01%−79,044−69.9%Reduced
Retirement Systems of Alabama33,259$9.86M0.03%−57−0.2%Reduced
Brevan Howard Capital Management LP32,726$9.70M0.10%+4,635+16.5%Added
Wealthfront Advisers LLC32,078$9.51M0.02%+2,742+9.3%Added
Chapin Davis, Inc.31,790$9.42M2.10%+10,176+47.1%Added
IFM Investors Pty Ltd31,350$9.29M0.08%+1,490+5.0%Added
GFG Capital, LLC31,344$9.29M2.97%+31,344New
Voya Investment Management LLC30,909$9.16M0.01%−92−0.3%Reduced
Jones Financial Companies LLLP30,856$9.12M0.00%+14,913+93.5%Added
Lido Advisors, LLC30,512$9.05M0.04%+3,992+15.1%Added
The PNC Financial Services Group, Inc.30,304$8.98M0.01%+318+1.1%Added
Occudo Quantitative Strategies LP25,906$8.90M0.48%−15,340−37.2%Reduced
Rockefeller Capital Management L.P.30,002$8.89M0.02%−3,403−10.2%Reduced
Ardmore Road Asset Management LP30,000$8.89M0.59%+30,000New
Robocap Asset Management Ltd29,375$8.71M9.31%+1,976+7.2%Added
Daiwa Securities Group Inc.29,368$8.71M0.03%+1,087+3.8%Added
Quadrature Capital Ltd29,340$8.70M0.10%+29,340New
Capital Investment Counsel, Inc29,138$8.64M1.06%−1,400−4.6%Reduced
Adviser Investments LLC29,010$8.60M0.09%−1,423−4.7%Reduced
Needham Investment Management LLC29,000$8.60M0.44%−1,000−3.3%Reduced
Amalgamated Bank28,973$8.59M0.07%−1,039−3.5%Reduced
UniSuper Management Pty Ltd28,783$8.53M0.06%−4,425−13.3%Reduced
Berkshire Capital Holdings Inc28,040$8.31M3.00%+28,030+280,300.0%Added
Xponance, Inc.28,023$8.31M0.06%+4,410+18.7%Added
Pinpoint Asset Management (Singapore) Pte. Ltd.27,539$8.16M1.92%−821−2.9%Reduced
IFP Advisors, Inc27,435$8.13M0.17%+24,704+904.6%Added
Seldon Capital LP27,300$8.09M2.98%−10,052−26.9%Reduced
Vestmark Advisory Solutions, Inc.27,122$8.04M0.09%−14,482−34.8%Reduced
Tower Research Capital LLC (TRC)26,446$7.84M0.20%−7,738−22.6%Reduced
NewSquare Capital LLC26,221$7.77M0.68%+200+0.8%Added
Parallax Volatility Advisers, L.P.26,031$7.72M0.34%+20,553+375.2%Added
Hidden Lake Asset Management LP26,026$7.72M5.11%+26,026New