Waste Connections, Inc. (WCN) Insider Trading
Over the last 3 months, WCN insiders made 1 open-market buy and 5 sales, a net purchase of $6.0M (SEC Form 4). Over the last 6 months, 582 institutions increased and 605 reduced their position (13F).
Insider Activity
Sentiment
84/100
Buys (3m)
1
Sells (3m)
5
Net (3m)
$6.0M
Insiders buying
Insider trades by month Buys Sells
Mar
Apr
May
Context3-month price -11.2%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 18, 2026 | NIELSEN III ROBERTofficer: SR VP Operations | Sell | 500 | $155.56 |
| May 14, 2026 | NIELSEN III ROBERTofficer: SR VP Operations | Sell | 290 | $151.00 |
| May 14, 2026 | NIELSEN III ROBERTofficer: SR VP Operations | Sell | 337 | $153.00 |
| May 13, 2026 | MITTELSTAEDT RONALD Jdirector, officer: President & CEO | Buy | 50,000 | $152.24 |
| May 4, 2026 | HANSEN ERICofficer: Senior Vice President and CIO | Sell | 6,000 | $164.82 |
| Apr 29, 2026 | LITTLE JAMESofficer: Executive VP Engineering | Sell | 2,605 | $163.98 |
| Apr 3, 2026 | FLORNESS DANIEL Ldirector | Tax | 178 | $162.98 |
| Apr 3, 2026 | FLORNESS DANIEL Ldirector | Grant | 663 | — |
| Apr 3, 2026 | FLORNESS DANIEL Ldirector | Grant | 419 | — |
| Apr 3, 2026 | FLORNESS DANIEL Ldirector | Option | 332 | — |
| Mar 6, 2026 | TAN DEREKofficer: SR VP Chief Accounting Officer | Sell | 1,173 | $171.03 |
| Feb 20, 2026 | CRAFT JASONofficer: Executive Vice President & COO | Option | 842 | — |
| Feb 20, 2026 | Cloninger Robert Michaelofficer: SR VP, Deputy General Counsel | Tax | 250 | $162.76 |
| Feb 20, 2026 | Cloninger Robert Michaelofficer: SR VP, Deputy General Counsel | Option | 635 | — |
| Feb 20, 2026 | Whitney Mary Anneofficer: Executive Vice President & CFO | Option | 1,436 | — |
| Feb 20, 2026 | NIELSEN III ROBERTofficer: SR VP Operations | Tax | 316 | $162.76 |
| Feb 20, 2026 | HANSEN ERICofficer: Senior Vice President and CIO | Option | 754 | — |
| Feb 20, 2026 | Shea Patrick Jamesofficer: Exec VP, General Counsel & Sec | Option | 1,255 | — |
| Feb 20, 2026 | CRAFT JASONofficer: Executive Vice President & COO | Tax | 332 | $162.76 |
| Feb 20, 2026 | MITTELSTAEDT RONALD Jdirector, officer: President & CEO | Tax | 346 | $162.76 |
| Feb 20, 2026 | MITTELSTAEDT RONALD Jdirector, officer: President & CEO | Option | 878 | — |
| Feb 20, 2026 | RIVARD PHILIPofficer: SR VP Business Development | Option | 640 | — |
| Feb 20, 2026 | Black Matthew Stephenofficer: Sr VP Chief Tax Officer | Tax | 317 | $162.76 |
| Feb 20, 2026 | Netherton Susanofficer: SR VP People, Training & Dev | Option | 635 | — |
| Feb 20, 2026 | Black Matthew Stephenofficer: Sr VP Chief Tax Officer | Option | 804 | — |
| Feb 20, 2026 | BRADLEY AARONofficer: SR VP PERFORMANCE OPTIMIZATION | Option | 310 | — |
| Feb 20, 2026 | LITTLE JAMESofficer: Executive VP Engineering | Option | 1,224 | — |
| Feb 20, 2026 | LITTLE JAMESofficer: Executive VP Engineering | Tax | 482 | $162.76 |
| Feb 20, 2026 | Shea Patrick Jamesofficer: Exec VP, General Counsel & Sec | Tax | 494 | $162.76 |
| Feb 20, 2026 | NIELSEN III ROBERTofficer: SR VP Operations | Option | 801 | — |
Source: WCN SEC Form 4 filings, latest May 18, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their WCN positions over the last 6 months (SEC Form 13F).
Increased
582
New positions
215
Reduced
605
Sold out
159
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD GROUP INC | Reduced | 31.2M | Jan 29, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 15.9M | May 15, 2026 |
| ROYAL BANK OF CANADA | Increased | 12.2M | May 15, 2026 |
| ROYAL BANK OF CANADA | Increased | 12.0M | Feb 17, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 11.1M | May 8, 2026 |
| FMR LLC | Reduced | 10.3M | Feb 17, 2026 |
| FMR LLC | Reduced | 9.0M | May 15, 2026 |
| BANK OF MONTREAL /CAN/ | Reduced | 8.6M | Feb 12, 2026 |
| BANK OF MONTREAL /CAN/ | Reduced | 8.1M | May 13, 2026 |
| 1832 ASSET MANAGEMENT L.P. | Increased | 7.1M | May 14, 2026 |
| CAPITAL INTERNATIONAL INVESTORS | Increased | 6.5M | Feb 11, 2026 |
| WCM INVESTMENT MANAGEMENT, LLC | Reduced | 6.3M | Feb 9, 2026 |
| BLACKROCK, INC. | Increased | 6.2M | May 13, 2026 |
| BLACKROCK, INC. | Reduced | 5.9M | Feb 12, 2026 |
| 1832 ASSET MANAGEMENT L.P. | Increased | 5.7M | Feb 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.