SCHEDULE: RTW Investments Boosts Stake in COMPASS Pathways to 9.9%

RTW Investments and Roderick Wong have increased their beneficial ownership in COMPASS Pathways plc to 9.9% through a passive investment.

Summary

• RTW Investments, LP and Roderick Wong, M.D. (the "Reporting Persons") have filed an Amendment No. 1 to Schedule 13G.
• The filing reports beneficial ownership of 9,474,397 Ordinary Shares of COMPASS Pathways plc.
• This represents 9.9% of the company's outstanding shares.
• The ownership calculation includes warrants to purchase 1,252,468 shares, which are subject to a 9.99% beneficial ownership cap.
• The percentage is based on 93,586,348 shares outstanding as of June 30, 2025, as reported in the Company's Current Report on Form 8-K filed on July 31, 2025.
• The shares are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.
• RTW Master Fund, Ltd., an RTW Fund, has the right to receive dividends or proceeds from more than 5% of the reported shares.

Sentiment

Score: 7

Explanation: The filing indicates a substantial passive investment by a specialized healthcare fund, suggesting confidence in COMPASS Pathways plc's long-term value proposition without seeking active control.

Positives

• A significant stake by a reputable investment firm like RTW Investments can signal confidence in the company's long-term prospects.
• The passive nature of the investment (13G filing) suggests a belief in the current management and strategy without seeking control.

Risks

• The beneficial ownership is capped at 9.99% due to warrant terms, limiting potential further accumulation via warrant exercise.

Future Outlook

NA

Industry Context

COMPASS Pathways plc is a mental health care company, known for its work with psychedelic-assisted therapies. RTW Investments is a healthcare-focused investment firm. This investment aligns with a broader trend of institutional interest in the biotechnology and mental health sectors, particularly in innovative therapeutic areas.

Comparison to Industry Standards

• RTW Investments is a prominent healthcare-focused investment firm, and their significant stake in COMPASS Pathways plc indicates a strong conviction in the company's potential within the mental health and psychedelic therapy space.
• While specific comparable companies or projects are not mentioned in the filing, RTW Investments' portfolio typically includes innovative biotech and pharmaceutical companies, suggesting COMPASS Pathways plc meets their investment criteria for growth and innovation.

Stakeholder Impact

• Shareholders: The disclosure of a significant institutional investor's stake can increase investor confidence and potentially influence stock price positively.
• Company Management: The passive nature of the investment suggests support for current management and strategy.

Key Dates

Recommendation

The filing reveals a substantial passive stake by RTW Investments, a respected healthcare-focused fund, in COMPASS Pathways plc. This indicates a vote of confidence in the company's long-term prospects and current strategy, as the investment is not aimed at influencing control. For existing investors, this reinforces the investment thesis. For potential investors, it suggests the company is on the radar of sophisticated institutional capital. However, as a 13G filing does not provide operational or financial performance data, a definitive "buy" or "sell" recommendation cannot be made solely on this information. It primarily serves as a positive signal for further due diligence.

Keywords

COMPASS Pathways plc, RTW Investments, Roderick Wong, Schedule 13G, Beneficial Ownership, Investment Adviser, Ordinary Shares, Biotechnology, Mental Health, Psychedelics