HUDBAY MINERALS INC (HBM) Stock Institutional Trading Activity


HUDBAY MINERALS INC (HBM) 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 and Donald Smith & Co.. 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
Q4 2020Renaissance Technologies LLCBuy92,6006,440,529$45,084
Q3 2020Donald Smith & Co.Sell-183,660148,700$629
Q3 2020Renaissance Technologies LLCBuy175,2006,347,929$26,852
Q2 2020Renaissance Technologies LLCSell-127,2006,172,729$18,703
Q1 2020Donald Smith & Co.Sell-22,300332,360$631
Q1 2020Renaissance Technologies LLCBuy354,1206,299,929$11,970
Q4 2019Donald Smith & Co.Sell-25,000354,660$1,472
Q4 2019Renaissance Technologies LLCBuy790,0005,945,809$24,675
Q3 2019Renaissance Technologies LLCBuy972,6005,155,809$18,612
Q2 2019Donald Smith & Co.Sell-139,532379,660$2,054
Q2 2019Renaissance Technologies LLCBuy1,628,4004,183,209$22,631
Q1 2019Donald Smith & Co.Sell-50,768519,192$3,707
Q1 2019Renaissance Technologies LLCBuy1,031,2182,554,809$18,241
Q4 2018Renaissance Technologies LLCBuy357,8001,523,591$7,191
Q3 2018Donald Smith & Co.Sell-1,866569,960$2,878
Q3 2018Renaissance Technologies LLCBuy733,1911,165,791$5,887
Q2 2018Donald Smith & Co.Sell-76,896571,826$3,202
Q1 2018Renaissance Technologies LLCSell-110,282432,600$3,071
Q1 2018Donald Smith & Co.Sell-18,507648,722$4,606
Q4 2017Renaissance Technologies LLCBuy497,182542,882$4,793
Q4 2017Donald Smith & Co.Sell-46,434667,229$5,872
Q3 2017Renaissance Technologies LLCBuy24,42045,700$339
Q3 2017Donald Smith & Co.Buy2,903713,663$5,317
Q2 2017Renaissance Technologies LLCSell-330,55221,280$122
Q2 2017Donald Smith & Co.Sell-3,152710,760$4,087
Q1 2017Renaissance Technologies LLCSell-382,731351,832$2,304
Q1 2017Donald Smith & Co.Sell-7,799713,912$4,676
Q4 2016Renaissance Technologies LLCBuy186,681734,563$4,192
Q4 2016Donald Smith & Co.Buy3,051721,711$4,114
Q3 2016Renaissance Technologies LLCBuy463,100547,882$2,169

Frequently asked questions about HBM activity

  • Which institutional owners are buying HBM?

    Institutional owners buying HBM 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 HBM activity?

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

  • Is institutional interest in HBM increasing?

    Institutional interest in HBM 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.