BRUNSWICK CORP (BC) Stock Institutional Trading Activity


BRUNSWICK CORP (BC) 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 Turtle Creek Asset Management, Cantillon Capital Management, Brave Warrior Advisors, and Renaissance Technologies LLC. 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
Q3 2021Cantillon Capital ManagementBuy200,7104,098,379$390,453
Q2 2021Renaissance Technologies LLCBuy28,712166,512$16,588
Q2 2021Cantillon Capital ManagementSell-44,8753,897,669$388,285
Q1 2021Cantillon Capital ManagementSell-143,0723,942,544$376,000
Q4 2020Renaissance Technologies LLCSell-32,300137,800$10,506
Q4 2020Cantillon Capital ManagementSell-18,4684,085,616$311,487
Q3 2020Renaissance Technologies LLCBuy14,700170,100$10,021
Q3 2020Cantillon Capital ManagementSell-53,1934,104,084$241,771
Q2 2020Cantillon Capital ManagementBuy395,6404,157,277$266,107
Q1 2020Cantillon Capital ManagementBuy335,3533,761,637$133,049
Q4 2019Renaissance Technologies LLCSell-76,700155,400$9,321
Q4 2019Cantillon Capital ManagementSell-66,1103,426,284$205,508
Q3 2019Renaissance Technologies LLCBuy111,100232,100$12,097
Q3 2019Cantillon Capital ManagementBuy1,057,7783,492,394$182,024
Q2 2019Renaissance Technologies LLCBuy71,600121,000$5,553
Q2 2019Cantillon Capital ManagementBuy2,434,6162,434,616$111,724
Q1 2019Renaissance Technologies LLCSell-80,80049,400$2,486
Q4 2018Renaissance Technologies LLCSell-18,500130,200$6,048
Q3 2018Renaissance Technologies LLCSell-87,300148,700$9,966
Q3 2017Renaissance Technologies LLCSell-15,500236,000$13,209
Q1 2017Renaissance Technologies LLCSell-77,100251,500$15,392
Q4 2016Renaissance Technologies LLCBuy253,300328,600$17,922
Q3 2016Renaissance Technologies LLCBuy7,10075,300$3,673
Q2 2016Renaissance Technologies LLCSell-107,70068,200$3,091
Q1 2016Renaissance Technologies LLCSell-46,900175,900$8,440
Q4 2015Renaissance Technologies LLCBuy197,200222,800$11,254
Q1 2015Renaissance Technologies LLCSell-215,20025,600$1,317
Q4 2014Renaissance Technologies LLCBuy171,700240,800$12,343
Q4 2013Renaissance Technologies LLCSell-382,70069,100$3,183
Q3 2013Renaissance Technologies LLCBuy328,600451,800$18,031

Frequently asked questions about BC activity

  • Which institutional owners are buying BC?

    Institutional owners buying BC 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 BC activity?

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

  • Is institutional interest in BC increasing?

    Institutional interest in BC 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.