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WM · Waste Management Inc

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Market Cap
$87.80B
Shares
399.72M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 2,358
Total Value: $74,359,229,168
Total Shares: 333,687,781
Showing 1–100 of 2,399 holdings by value · page 1 of 24

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 2,358 13F filers · Δ vs Mar 31, 2026
Top Holder
9.2%
Sep 2023 → Jun 2026 · range 9.1% – 11.9%
+0.1 pts
Top 5
33.3%
Sep 2023 → Jun 2026 · range 33.3% – 39.4%
−0.1 pts
Top 10
44.6%
Sep 2023 → Jun 2026 · range 44.6% – 47.4%
−0.1 pts
HHI
297
Sep 2023 → Jun 2026 · range 297 – 404
Broadly held−1

Quarterly Activity

vs Mar 31, 2026
New
148
Increased
938
Decreased
919
Sold Out
170
Unchanged
353
Holder count: -22
Institutional value: -2.4%
Shares held: +0.6%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,399
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 823768 CUSIP 94106L109 13F (30d) 1428 filings 1350 filers Visit website Investor relations