Corporate Ownership Data

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Instruments for meas & testing of electricity & elec signals (SIC 3825)

Major group 38: Measuring, analyzing, and controlling instruments; photographic, medical and optical goods; watches and clocks

Part of 382 Laboratory apparatus and analytical, optical, measuring, and controlling instruments

Companies with SIC industry code 3825. Companies with no code (SIC 0) and shell companies (SIC 9995) are left out.

As of2020 Q4
Data cover 2000 Q4 – 2020 Q4, quarterly.
S&P 500 companies All companies
Only 2 companies in the S&P 500 this quarter: the averages below rest on few pairs.

The tiles, heatmap and tables below use the industry’s S&P 500 companies.

Companies in 2020 Q4 2
Average profit weight between them 0.82

Average profit weight in the industry over time

The mean profit weight over every ordered pair of the industry’s companies, each quarter: S&P 500 companies (solid) and all companies (faded). Click a quarter to show it.

    Computed from the current data release, using every firm in the sample. Published papers used earlier releases and samples, so their figures differ slightly.

    Show the numbers

    Profit weights between the 2 largest companies, 2020 Q4

    Each cell is the profit weight of the row company’s shareholders on the column company (darker: higher). Companies are ordered so that tightly linked groups form blocks. Largest means most reported owners. Click a cell to compare the two companies.

    Keysight Technologies…Teradyne Inc
    Keysight Technologies Inc 0.82
    Teradyne Inc 0.81

    Investors who drive it, 2020 Q4

    The investors that contribute most to the industry’s average profit weight: roughly, those holding sizeable stakes in many of its companies at once. Investor types are inferred from the forms each investor files with the SEC and are under review. Anyone filing Forms 3/4/5 counts as an insider unless they also file 13F, in which case they count as an asset manager (such as Carl Icahn).

    • Big Three
    • Asset manager
    • Non-financial blockholder
    • Activist
    • Insider
    #InvestorTypeCompanies held hereShare of the averageSEC CIK
    1 Vanguard Group Inc Big Three 247% 102909
    2 BlackRock Inc. Big Three 233% 1364742
    3 State Street Corp Big Three 27% 93751
    4 JPMorgan Chase & Co Asset manager 23% 19617
    5 Price T Rowe Associates Inc /MD/ Asset manager 21% 80255
    6 Geode Capital Management, LLC Asset manager 21% 1214717
    7 Vontobel Asset Management Inc Asset manager 20.6% 928633
    8 Northern Trust Corp Asset manager 20.6% 73124
    9 Invesco LTD. Asset manager 20.5% 914208
    10 Waddell & Reed Financial Inc Asset manager 20.5% 1190088
    11 UBS Asset Management Americas Inc*Ubs Group AG Asset manager 20.4% 1610520
    12 Primecap Management Co/Ca/ Asset manager 20.4% 763212
    13 FMR Llc*Fil LTD Asset manager 20.4% 315066
    14 American Century Companies Inc Asset manager 20.3% 748054
    15 Legal & General Group PLC Asset manager 20.3% 764068
    16 Bank of New York Mellon Corp Asset manager 20.3% 1629943
    17 Norges Bank Asset manager 20.3% 1374170
    18 Ameriprise Financial Inc Asset manager 20.2% 820027
    19 Wells Fargo & Company/Mn Asset manager 20.2% 72971
    20 Nuveen Asset Management, LLC Asset manager 20.2% 1521019
    21 Royce & Associates LP Asset manager 20.2% 38777
    22 Dimensional Fund Advisors LP Asset manager 20.1% 354204
    23 Renaissance Technologies LLC Asset manager 20.1% 1037389
    24 Bank of America Corp /DE/ Asset manager 20.1% 70858
    25 Nordea Investment Management AB Asset manager 20.1% 1218210

    The companies, 2020 Q4

    CompanyReported ownersReported ownershipSEC CIK
    Keysight Technologies Inc SIC 3825 · S&P 500 72289.93%1601046
    Teradyne Inc SIC 3825 · S&P 500 65396.34%97210

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