WASTE CONNECTIONS INC (WCN) Stock Institutional Trading Activity


WASTE CONNECTIONS INC (WCN) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Bill & Melinda Gates Foundation Trust, Sequoia Financial Advisors, Parnassus Endeavor Fund, and Durable Capital Partners. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2020Renaissance Technologies LLCSell-69,1002,015,836$156,227
Q4 2019Renaissance Technologies LLCBuy475,7612,084,936$189,300
Q3 2019Renaissance Technologies LLCBuy1,1001,609,175$148,039
Q2 2019Renaissance Technologies LLCSell-721,5001,608,075$153,700
Q1 2019Renaissance Technologies LLCSell-298,6752,329,575$206,378
Q4 2018Renaissance Technologies LLCSell-147,4002,628,250$195,148
Q3 2018Renaissance Technologies LLCSell-76,8612,775,650$221,406
Q1 2018Renaissance Technologies LLCBuy65,6002,852,511$204,631
Q4 2017Renaissance Technologies LLCBuy794,7002,786,911$197,732
Q3 2017Renaissance Technologies LLCBuy591,0001,992,211$139,378
Q2 2017Renaissance Technologies LLCBuy606,1041,401,211$90,266
Q1 2017Renaissance Technologies LLCBuy526,700795,107$70,165
Q4 2016Renaissance Technologies LLCSell-338,786268,407$21,065
Q3 2016Renaissance Technologies LLCSell-638,500607,193$45,357
Q2 2016Renaissance Technologies LLCBuy1,245,6931,245,693$89,752

Frequently asked questions about WCN activity

  • Which institutional owners are buying WCN?

    Institutional owners buying WCN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in WCN activity?

    "Buy" means an investor increased their reported position in WCN compared to the prior reporting period. This reflects growing exposure to WASTE CONNECTIONS INC (WCN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in WCN increasing?

    Institutional interest in WCN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.