FIRSTSERVICE CORP (FSV) Institutional Ownership Changes & 13F Activity

FIRSTSERVICE CORP (FSV) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Third Avenue Management, Turtle Creek Asset Management, Renaissance Technologies LLC, Durable Capital Partners, and Polen Capital Management.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2023Renaissance Technologies LLCSell-9,600656,988$95,624
Q3 2023Polen Capital ManagementSell-82640,159$5,844,756
Q2 2023Durable Capital PartnersSell-576,4433,337,497$514,274,913
Q2 2023Renaissance Technologies LLCSell-9,200666,588$102,715
Q2 2023Polen Capital ManagementSell-1,46240,985$6,315,428
Q1 2023Durable Capital PartnersSell-79,8023,913,940$551,826,401
Q1 2023Polen Capital ManagementBuy27,32742,447$5,984,642
Q1 2023Renaissance Technologies LLCSell-12,200675,788$95,274
Q4 2022Durable Capital PartnersBuy85,7033,993,742$489,433,082
Q4 2022Renaissance Technologies LLCSell-66,300687,988$84,313
Q4 2022Polen Capital ManagementBuy15,12015,120$1,852,956
Q3 2022Durable Capital PartnersBuy247,2453,908,039$465,096
Q3 2022Renaissance Technologies LLCSell-161,900754,288$89,768
Q2 2022Durable Capital PartnersBuy269,5383,660,794$443,688
Q2 2022Renaissance Technologies LLCBuy6,208916,188$111,052
Q1 2022Durable Capital PartnersBuy238,9803,391,256$491,325
Q1 2022Renaissance Technologies LLCBuy76,192909,980$131,837
Q4 2021Durable Capital PartnersSell-114,3313,152,276$619,328
Q4 2021Renaissance Technologies LLCSell-3,505833,788$163,816
Q3 2021Renaissance Technologies LLCSell-27,700837,293$151,115
Q3 2021Durable Capital PartnersSell-4,5063,266,607$589,557
Q2 2021Durable Capital PartnersBuy83,6683,271,113$560,211
Q2 2021Renaissance Technologies LLCSell-3,300864,993$148,139
Q1 2021Durable Capital PartnersBuy141,1883,187,445$472,347
Q1 2021Renaissance Technologies LLCSell-63,202868,293$128,672
Q4 2020Renaissance Technologies LLCSell-48,698931,495$127,391
Q4 2020Durable Capital PartnersBuy19,1493,046,257$416,606
Q3 2020Durable Capital PartnersBuy121,2653,027,108$399,245
Q3 2020Renaissance Technologies LLCSell-3,700980,193$129,279
Q2 2020Durable Capital PartnersBuy1,957,8742,905,843$292,764

Frequently asked questions about FSV activity

  • Which institutional owners are buying FSV?

    Institutional owners buying FSV 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 FSV activity?

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

  • Is institutional interest in FSV increasing?

    Institutional interest in FSV 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.

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