COMPASS Pathways CMPS Institutional Ownership

Updated Oct 11, 2026

COMPASS Pathways plc (NASDAQ:CMPS) had 222 institutional holders reporting a position on Form 13F for the quarter ended June 30, 2026.

• Together they owned 66.66% of the outstanding stock in Q2 2026, down from 68.56% a quarter earlier.
• Total holdings of CMPS shares fell 2.21% from Q1 2026, and the holder count rose 62.04% from Q2 2025.
• Of the 222 holders of CMPS in Q2 2026, 135 added to their positions, 47 reduced their stakes and 40 left their positions unchanged.
• The aggregate institutional position in COMPASS Pathways was 90.47Mn shares at the end of Q2 2026, down 2.04Mn from the prior quarter and up 39.12Mn from a year earlier.
• As of June 30, 2026, the biggest holder of COMPASS Pathways was Deep Track Capital, LP with 12.16Mn shares, or 8.96% of shares outstanding.
• The largest position increases in CMPS for Q2 2026 were by BIT Capital GmbH (+2.86Mn shares), Bank of America Corp (+1.99Mn shares), Two Sigma Investments, LP (+1.89Mn shares), Tang Capital Management LLC (+997.8K shares) and Woodline Partners LP (+910.57K shares).
• The largest position reductions in CMPS for Q2 2026 were by Millennium Management LLC (-2.37Mn shares), Heights Capital Management, Inc (-1.29Mn shares), PFM Health Sciences, LP (-1.12Mn shares), Susquehanna International Group, LLP (-1.06Mn shares) and Caption Management, LLC (-854.01K shares).
• According to Business Quant data, the leading holders of CMPS for Q2 2026 were Deep Track Capital, LP (12.16Mn shares), RTW Investments, LP (10.7Mn shares), BIT Capital GmbH (6.35Mn shares), Tang Capital Management LLC (5Mn shares), Two Sigma Investments, LP (4.47Mn shares), Marshall Wace, LLP (4.33Mn shares), ARK Investment Management LLC (3.45Mn shares), Point72 Asset Management, L.P. (2.62Mn shares), Logos Global Management LP (2.25Mn shares) and Eagle Health Investments LP (2.06Mn shares).