SCHEDULE: Corvus Pharma Insider Ownership Update

Richard A. Miller and related entities disclose beneficial ownership of 7.8% of Corvus Pharmaceuticals, Inc. common stock.

Summary

• Richard A. Miller, along with the Miller-Horning Family Trust and Sandra J. Horning, reported beneficial ownership of Corvus Pharmaceuticals, Inc. common stock.
• Dr. Miller beneficially owns 6,085,922 shares, representing 7.8% of the outstanding common stock.
• This includes 1,136,707 shares held directly by Dr. Miller, 1,188,103 shares held by the Miller-Horning Trust (over which Dr. Miller and Dr. Horning share voting, investment, and dispositive power), and 3,761,112 shares underlying stock options that are vested or will vest within 60 days of December 31, 2025.
• The Miller-Horning Trust and Dr. Horning each beneficially own 1,188,103 shares, representing 1.6% of the outstanding common stock, with shared voting and dispositive power.
• The total outstanding shares used for calculation were 74,681,872 as of November 4, 2025.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a neutral filing, typical for an ownership disclosure. The significant insider ownership by Dr. Miller could be interpreted as a positive signal of confidence in the company's future.

Positives

• Significant beneficial ownership by Dr. Richard A. Miller (7.8%) suggests strong alignment of interests with shareholders.
• The inclusion of stock options in the beneficial ownership calculation indicates a long-term vested interest in the company's performance.

Risks

• Concentrated ownership by a single individual or related group could potentially influence corporate decisions in a way that may not always align with all minority shareholders' interests.

Industry Context

StockSavvy.ai notes that insider ownership disclosures, while not directly tied to industry trends, are a fundamental aspect of corporate transparency in the biotechnology sector, providing insight into the commitment of key individuals to the company's long-term success.

Stakeholder Impact

• Shareholders: The significant beneficial ownership by Dr. Miller and related entities could provide stability and signal confidence, but also implies a degree of control that might influence corporate decisions.

Key Dates

Keywords

Corvus Pharmaceuticals, Richard A. Miller, Sandra J. Horning, Miller-Horning Family Trust, beneficial ownership, Schedule 13G, common stock, insider ownership, equity stake, CUSIP 221015100