Atlas Venture Opportunity Fund I, L.P. Sells Common Shares of Disc Medicine, Inc.

Atlas Venture Opportunity Fund I, L.P. has filed a notice of sale of 35,000 common shares of Disc Medicine, Inc. on October 17, 2025. The shares were acquired through a private placement on October 7, 2020. The aggregate market value of the shares to be sold is approximately $3,147,900. Additionally, the filing details numerous transactions of common shares sold by Atlas Venture Opportunity Fund I, L.P. and Atlas Venture Fund X, L.P. over the past three months, with significant sales occurring on July 23, 2025, and October 8, 2025, totaling $1,819,239.47 and $5,078,963.70 respectively. The shares are traded on the NASDAQ GM, and the broker involved is BTIG, LLC.