Waste Management, Inc. (WM) Holders & Ownership

Waste Management, Inc. (WM) ownership: William H. Gates III; Gates Foundation Trust 7% · institutions 49% · index and ETF funds 35% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. 10 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
Vanguard39304705.00$9.03B9.8%2026-03-31
BlackRock30198865.00$6.94B7.5%2026-03-31
Gates Foundation Trust27642344.00$6.35B6.9%2026-03-31
State Street17501722.00$4.02B4.4%2026-03-31
Capital Group9901635.00$2.28B2.5%2026-03-31
Geode Capital Management9191350.00$2.10B2.3%2026-03-31
Morgan Stanley8556443.00$1.97B2.1%2026-03-31
Ameriprise (Columbia)7427407.00$1.71B1.8%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-08-28
Sellnull2026-08-07
Buynull2026-05-20
Sellnull2026-05-20
Sellnull2026-05-20
Sellnull2026-05-15
Sellnull2026-05-15
Sellnull2026-05-15

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.