William H Gates III's Net Worth

William H Gates III's net worth is estimated to be at least $2,899,005,943.28 as of 11/08/2024. CoreStreet's estimation of William H Gates III's net worth is based on their sale of stock and current holding of stock.

William H Gates III is Major Shareholder at Ecolab Inc. They have executed at least 31 trades of stock as per SEC Form 4 filings. Their most recent trade was for 65,015 units of ECL stock on 11/04/2024. Their biggest sale was on 04/29/2016 when they sold 5,300,000 units of Microsoft Corporation stock for $265,212,000.00. They typically trade 3 times per year.

Total value of insider buys:
  • $357,652,592.16
Total value of insider sells:
  • $2,541,353,351.12
Most recent insider trade:
  • Nov. 4, 2024

William H Gates III's Insider Trading History

Ecolab IncTitleAmountPriceTypeTotal Value
Nov. 4, 2024
Major Shareholder65,015$243.80Sell$15,850,657.00
Oct. 31, 2024
Major Shareholder409,136$246.92Sell$101,023,861.12
Aug. 22, 2022
Major Shareholder21,412$169.78Buy$3,635,329.36
Aug. 19, 2022
Major Shareholder37,255$172.29Buy$6,418,663.95
Aug. 17, 2022
Major Shareholder66,427$174.76Buy$11,608,782.52
Aug. 11, 2022
Major Shareholder149,190$171.47Buy$25,581,609.30
March 16, 2018
Major Shareholder491,499$136.83Buy$67,251,808.17
March 14, 2018
Major Shareholder113,768$136.89Buy$15,573,701.52
March 12, 2018
Major Shareholder100,000$136.08Buy$13,608,000.00
March 9, 2018
Major Shareholder442,519$134.60Buy$59,563,057.40
March 7, 2018
Major Shareholder694,343$132.10Buy$91,722,710.30
Aug. 3, 2017
Major Shareholder75,500$132.57Buy$10,009,035.00
March 10, 2016
Major Shareholder499,999$105.36Buy$52,679,894.64
Microsoft CorporationTitleAmountPriceTypeTotal Value
April 29, 2016
Director5,300,000$50.04Sell$265,212,000.00
April 27, 2016
Director2,700,000$50.87Sell$137,349,000.00
Oct. 27, 2015
Director2,000,000$53.92Sell$107,840,000.00
Oct. 26, 2015
Director2,000,000$53.80Sell$107,600,000.00
May 19, 2015
Director4,000,000$47.68Sell$190,720,000.00
Feb. 6, 2015
Director2,000,000$42.42Sell$84,840,000.00
Feb. 4, 2015
Director1,000,000$41.76Sell$41,760,000.00
Feb. 3, 2015
Director1,000,000$41.32Sell$41,320,000.00
Jan. 29, 2015
Director1,000,000$41.55Sell$41,550,000.00
Oct. 27, 2014
Director4,500,000$45.92Sell$206,640,000.00
July 28, 2014
Director3,360,000$44.17Sell$148,411,200.00
July 25, 2014
Director4,905,836$44.50Sell$218,309,702.00
July 24, 2014
Director4,145,000$44.54Sell$184,618,300.00
Oct. 30, 2013
Director4,000,000$35.63Sell$142,520,000.00
Oct. 29, 2013
Director3,108,100$35.51Sell$110,368,631.00
Sept. 5, 2013
Director5,000,000$31.25Sell$156,250,000.00
Sept. 4, 2013
Director5,000,000$31.25Sell$156,250,000.00
Feb. 4, 2013
Director3,000,000$27.64Sell$82,920,000.00