COMPASS PATHWAYS PLC (CMPS) Institutional Ownership Changes & 13F Activity

COMPASS PATHWAYS PLC (CMPS). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include ARK Invest, Renaissance Technologies LLC, and Miller Value Partners.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026ARK InvestBuy1,145,0383,301,050$18,254,806
Q1 2026Renaissance Technologies LLCSell-102,492865,354$4,785,408
Q4 2025ARK InvestBuy34,8942,156,012$14,876,481
Q4 2025Renaissance Technologies LLCBuy16,646967,846$6,678,137
Q3 2025Renaissance Technologies LLCBuy738,400951,200$5,450,376
Q3 2025ARK InvestBuy471,8972,121,118$12,154,003
Q2 2025ARK InvestSell-155,5821,649,221$4,617,818
Q2 2025Renaissance Technologies LLCBuy94,608212,800$595,840
Q1 2025Renaissance Technologies LLCSell-94,508118,192$338,029
Q1 2025ARK InvestBuy68,6011,804,803$5,161,736
Q4 2024ARK InvestSell-268,9231,736,202$6,562,845
Q4 2024Renaissance Technologies LLCBuy131,300212,700$804,006
Q3 2024Renaissance Technologies LLCSell-182,40081,400$512,820
Q3 2024ARK InvestSell-95,3862,005,125$12,632,290
Q2 2024Renaissance Technologies LLCBuy247,500263,800$1,593,352
Q2 2024ARK InvestSell-60,7232,100,511$12,687,085
Q1 2024ARK InvestSell-457,6372,161,234$17,981,471
Q1 2024Renaissance Technologies LLCSell-4,10016,300$136
Q4 2023ARK InvestBuy186,0402,618,871$22,915,120
Q3 2023ARK InvestSell-6,7492,432,831$18,002,946
Q2 2023ARK InvestSell-100,5072,439,580$20,199,724
Q1 2023ARK InvestBuy1,308,9962,540,087$25,223,064
Q1 2023Renaissance Technologies LLCSell-162,50020,400$203
Q4 2022ARK InvestBuy842,5171,231,091$9,885,661
Q4 2022Renaissance Technologies LLCSell-34,468182,900$1,469
Q3 2022ARK InvestBuy388,574388,574$4,169
Q3 2022Renaissance Technologies LLCBuy126,068217,368$2,332
Q2 2022Renaissance Technologies LLCSell-37,90091,300$988
Q1 2022Renaissance Technologies LLCBuy67,770129,200$1,665
Q4 2021Renaissance Technologies LLCBuy22,93061,430$1,358

Frequently asked questions about CMPS activity

  • Which institutional owners are buying CMPS?

    Institutional owners buying CMPS 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 CMPS activity?

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

  • Is institutional interest in CMPS increasing?

    Institutional interest in CMPS 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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