SCHEDULE: FMR LLC, Abigail Johnson Report 14.1% Disc Medicine Stake

Sentiment:

Amendment to Beneficial Ownership Report


FMR LLC and Abigail P. Johnson have reported a combined beneficial ownership of 14.1% in Disc Medicine Inc., totaling 4,907,158.99 common shares.

Summary

  • FMR LLC and Abigail P. Johnson, as reporting persons, have filed an Amendment No. 3 to Schedule 13G regarding their beneficial ownership in DISC MEDICINE INC.
  • As of the event date of September 30, 2025, FMR LLC and Abigail P. Johnson collectively beneficially own 4,907,158.99 shares of DISC MEDICINE INC's common stock.
  • This aggregate amount represents 14.1% of the total outstanding common stock of DISC MEDICINE INC.
  • FMR LLC holds sole voting power over 4,906,618.00 shares and sole dispositive power over 4,907,158.99 shares.
  • Abigail P. Johnson holds sole dispositive power over 4,907,158.99 shares, with no sole or shared voting power directly attributed to her in this filing.
  • The securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.
  • FMR LLC is classified as a Parent Holding Company (HC), and Abigail P. Johnson is classified as an Individual (IN).
  • Subsidiaries of FMR LLC, including Fidelity Management & Research Company LLC, are identified as beneficially owning 5% or greater of the outstanding shares.

Sentiment

Score: 5

Explanation: The filing is a factual disclosure of beneficial ownership and does not inherently convey positive or negative sentiment regarding the issuer's operational or financial performance. A significant institutional stake can be viewed neutrally or as a vote of confidence by some investors.

Positives

  • NA

Negatives

  • NA

Risks

  • NA

Future Outlook

This filing is a disclosure of beneficial ownership and does not contain any forward-looking statements or guidance regarding the issuer's future performance or operations.

Industry Context

This filing reflects a significant institutional ownership stake by FMR LLC and its affiliates, managed by Abigail P. Johnson, in Disc Medicine Inc. Such disclosures are standard for large investment firms and indicate their position in publicly traded companies, but do not inherently provide insight into broader industry trends or competitive landscape.

Related Party Transactions

  • Abigail P. Johnson is a Director, Chairman, and Chief Executive Officer of FMR LLC. Members of the Johnson family, including Abigail P. Johnson, are the predominant owners of Series B voting common shares of FMR LLC, representing 49% of the voting power. Through their ownership and a shareholders' voting agreement, the Johnson family may be deemed to form a controlling group with respect to FMR LLC.

Stakeholder Impact

  • Shareholders: The disclosure of a significant institutional stake (14.1%) by FMR LLC and Abigail P. Johnson may be viewed as a signal of confidence or continued interest in Disc Medicine Inc. by a major investment firm.

Key Dates

DateDescription
09/30/2025Date of event which requires filing of this statement, reflecting the beneficial ownership position.
11/04/2025Date of signature for the Schedule 13G filing by FMR LLC and Abigail P. Johnson.

Keywords

Disc Medicine Inc., FMR LLC, Abigail P. Johnson, Beneficial Ownership, Schedule 13G, Common Stock, Institutional Investor, Equity Stake

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