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Daily insider recap

Stock market today: insider buys and sells, Wednesday, March 18, 2026

Corporate insiders filed 2 open-market purchases worth $645K and 174 sales worth $227M. The S&P 500 (SPY) fell 1.4% on the day.

Insider buying$645K2 insiders
Insider selling$227M32 insiders
New cluster buys03+ insiders buying
S&P 500 that day-1.4%SPY

Biggest insider buys

  • Buy

    CRM Director David Blair Kirk bought $500K of CRM at $194.62 — raises the stake by 23%.

  • Buy

    WAT Director Wei Jiang bought $145K of WAT at $289.46 — first open-market purchase in our records.

Biggest insider sales

StockInsiderValuePlan
WBDWarner Bros. Discovery, Inc.Jean-briac PerretteCEO$18.1M—
APPAppLovin CorpEduardo VivasDirector$15.1M10b5-1
APPAppLovin CorpEduardo VivasDirector$13.0M10b5-1
APPAppLovin CorpEduardo VivasDirector$12.2M10b5-1
APPAppLovin CorpEduardo VivasDirector$7.0M10b5-1
APPAppLovin CorpEduardo VivasDirector$4.9M10b5-1
APPAppLovin CorpEduardo VivasDirector$4.3M10b5-1
APPAppLovin CorpEduardo VivasDirector$3.7M10b5-1
APPAppLovin CorpEduardo VivasDirector$3.5M10b5-1
BKRBaker Hughes CoMaria C BorrasChief Growth & Experience Ofcr$3.3M10b5-1

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.