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Daily insider recap

Stock market today: insider buys and sells, Tuesday, December 9, 2025

Corporate insiders filed 20 open-market purchases worth $46.6M and 71 sales worth $372M. The S&P 500 (SPY) fell 0.1% on the day.

Insider buying$46.6M2 insiders
Insider selling$372M30 insiders
New cluster buys03+ insiders buying
S&P 500 that day-0.1%SPY

Biggest insider buys

  • Buy

    MGM 10% Owner Iac Inc. bought $39.9M of MGM at $36.30 — first open-market purchase in our records.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $1.7M of MSCI at $535.51 — largest purchase by this insider in our records.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $1.0M of MSCI at $536.34.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $599K of MSCI at $533.12 — largest purchase by this insider in our records.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $597K of MSCI at $539.57.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $558K of MSCI at $534.55.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $296K of MSCI at $536.02.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $293K of MSCI at $535.10.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $272K of MSCI at $538.77.

  • Buy

    MSCI CEO, Chair Henry A Fernandez bought $259K of MSCI at $540.46.

Biggest insider sales

StockInsiderValuePlan
TDGTransDigm Group INCRobert J SmallDirector$101M—
NVDANvidia CorpMark A StevensDirector$63.6M—
AVGOBroadcom Inc.Henry SamueliDirector$52.7M10b5-1
AVGOBroadcom Inc.Henry SamueliDirector$27.0M10b5-1
TDGTransDigm Group INCRobert J SmallDirector$20.4M—
AVGOBroadcom Inc.Henry SamueliDirector$19.6M10b5-1
AVGOBroadcom Inc.Henry SamueliDirector$13.6M10b5-1
AVGOBroadcom Inc.Henry SamueliDirector$8.6M10b5-1
CDNSCadence Design Systems IncAnirudh DevganCEO, President$6.8M10b5-1
AXONAxon Enterprise, Inc.Joshua IsnerPresident$4.8M—

Biggest moves among these stocks

Share-price change on the day, for stocks with insider filings.

Filing dates are when the SEC received each Form 4; trades can be up to two business days earlier. Facts from public filings, not investment advice.