Waste Management, Inc. (WM) Insider Trading
Over the last 3 months, WM insiders made 0 open-market buys and 6 sales, a net sale of -$3.1M (SEC Form 4). Over the last 6 months, 1968 institutions increased and 1639 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
6
Net (3m)
-$3.1M
Insider trades by month Buys Sells
May
Jun
Sep
Nov
Feb
Mar
Context3-month price -10.6%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 21, 2026 | Dalby Marcelofficer: SVP Bus Optimiz & Collection | Grant | 2,257 | — |
| May 21, 2026 | Hemmer Tara J.officer: EVP & Chief Operating Officer | Grant | 2,544 | — |
| May 21, 2026 | Morris John Jofficer: President | Tax | 566 | $220.49 |
| May 18, 2026 | MAZZARELLA KATHLEEN Mdirector | Grant | 1,314 | $220.71 |
| May 18, 2026 | PLUMMER WILLIAM Bdirector | Grant | 861 | $220.71 |
| May 18, 2026 | Gluski Andresdirector | Grant | 861 | $220.71 |
| May 18, 2026 | Bene Thomasdirector | Grant | 861 | $220.71 |
| May 18, 2026 | Sylvester Maryrosedirector | Grant | 861 | $220.71 |
| May 18, 2026 | HOLT VICTORIA Mdirector | Grant | 861 | $220.71 |
| May 18, 2026 | Chinn Bruce E.director | Grant | 861 | $220.71 |
| May 18, 2026 | MENKE SEAN Edirector | Grant | 861 | $220.71 |
| Apr 7, 2026 | Varkey Johnsonofficer: SVP-Chief Information Officer | Tax | 192 | $233.94 |
| Mar 10, 2026 | Carroll John A.officer: VP & Chief Accounting Officer | Sell | 47 | $245.30 |
| Mar 10, 2026 | Morris John Jofficer: President & COO | Sell | 4,211 | $243.38 |
| Mar 10, 2026 | Morris John Jofficer: President & COO | Option | 5,484 | $150.12 |
| Mar 10, 2026 | Reed David L.officer: EVP & CFO | Sell | 75 | $245.26 |
| Mar 10, 2026 | DeSantis Christopher P.officer: SVP Operations - East | Tax | 107 | $246.31 |
| Mar 10, 2026 | Varkey Johnsonofficer: SVP-Chief Information Officer | Tax | 193 | $246.31 |
| Mar 10, 2026 | DeSantis Christopher P.officer: SVP Operations - East | Sell | 61 | $245.50 |
| Mar 10, 2026 | Varkey Johnsonofficer: SVP-Chief Information Officer | Sell | 121 | $245.27 |
| Mar 10, 2026 | Carroll John A.officer: VP & Chief Accounting Officer | Tax | 74 | $246.31 |
| Mar 10, 2026 | Reed David L.officer: EVP & CFO | Tax | 121 | $246.31 |
| Mar 9, 2026 | Morris John Jofficer: President & COO | Sell | 7,979 | $245.07 |
| Mar 5, 2026 | Smith Donald Jofficer: Sr. VP - Operations | Grant | 10,006 | $241.55 |
| Mar 5, 2026 | Watson Michael J.officer: Sr. VP-Chief Customer Officer | Grant | 6,804 | $241.55 |
| Mar 5, 2026 | Morris John Jofficer: President & COO | Grant | 19,011 | $241.55 |
| Mar 5, 2026 | Fish James C Jrofficer: Chief Executive Officer | Grant | 57,034 | $241.55 |
| Mar 5, 2026 | Boettcher Charles Cofficer: EVP, Chief Legal Officer | Grant | 7,805 | $241.55 |
| Mar 5, 2026 | Reed David L.officer: EVP & CFO | Grant | 10,806 | $241.55 |
| Mar 5, 2026 | DeSantis Christopher P.officer: SVP Operations - East | Grant | 10,006 | $241.55 |
Source: WM SEC Form 4 filings, latest May 21, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their WM positions over the last 6 months (SEC Form 13F).
Increased
1968
New positions
423
Reduced
1639
Sold out
232
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD GROUP INC | Increased | 39.0M | Jan 29, 2026 |
| BLACKROCK, INC. | Increased | 30.2M | May 13, 2026 |
| BLACKROCK, INC. | Reduced | 29.7M | Feb 12, 2026 |
| BILL & MELINDA GATES FOUNDATION TRUST | Unchanged | 28.9M | Feb 17, 2026 |
| BILL & MELINDA GATES FOUNDATION TRUST | Reduced | 27.6M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 25.2M | May 15, 2026 |
| STATE STREET CORP | Increased | 17.5M | May 15, 2026 |
| STATE STREET CORP | Increased | 17.4M | Feb 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 10.2M | May 8, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 9.2M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 9.0M | Feb 9, 2026 |
| CAPITAL RESEARCH GLOBAL INVESTORS | Increased | 8.7M | May 13, 2026 |
| AMERIPRISE FINANCIAL INC | Increased | 7.4M | May 15, 2026 |
| MORGAN STANLEY | Increased | 7.1M | May 15, 2026 |
| AMERIPRISE FINANCIAL INC | Increased | 6.7M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.