Institutional shares held 57.2 Million
3.08M calls
778K puts
Total value of holdings $488M
$26.3M calls
$6.64M puts
Market Cap $363M
42,522,400 Shares Out.
Institutional ownership 134.46%
# of Institutions 187


Latest Institutional Activity in CMPS

Top Purchases

Q3 2025
Jefferies Financial Group Inc. Shares Held: 1.38M ($11.8M)
Q3 2025
Ameriprise Financial Inc Shares Held: 1.21M ($10.3M)
Q3 2025
Gmt Capital Corp Shares Held: 2.84M ($24.3M)
Q3 2025
Millennium Management LLC Shares Held: 2.72M ($23.2M)
Q3 2025
Two Sigma Investments, LP Shares Held: 1.08M ($9.18M)

Top Sells

Q3 2025
Nantahala Capital Management, LLC Shares Held: 1.73M ($14.8M)
Q3 2025
Deep Track Capital, LP Shares Held: 7.86M ($67.1M)
Q3 2025
Boothbay Fund Management, LLC Shares Held: 200K ($1.71M)
Q3 2025
Balyasny Asset Management LLC Shares Held: 395K ($3.37M)
Q3 2025
Ally Bridge Group (Ny) LLC Shares Held: 1.03M ($8.77M)

About CMPS

COMPASS Pathways plc operates as a mental health care company primarily in the United Kingdom and the United States. It develops COMP360, a psilocybin therapy that has completed Phase IIb clinical trials for the treatment of treatment-resistant depression; and is in Phase II clinical trials for the treatment of post-traumatic stress disorder. The company was formerly known as COMPASS Rx Limited and changed its name to COMPASS Pathways plc in August 2020. COMPASS Pathways plc was incorporated in 2020 and is headquartered in London, the United Kingdom.


Insider Transactions at CMPS

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
117K Shares
From 2 Insiders
Grant, award, or other acquisition 117K shares
Sell / Disposition
26.4K Shares
From 2 Insiders
Payment of exercise price or tax liability 26.4K shares

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