Lynx1 Capital Management LP and Weston Nichols filed a Form 4 with the SEC on October 26, 2026, disclosing four open-market purchases of Korro Bio, Inc. common stock between October 22 and October 26, 2026.

Key Highlights

  • Four purchases disclosed: Lynx1 Capital Management LP acquired 12,175 shares on 10/22/2026 at a weighted average price of $9.6764, 40,000 shares on 10/22/2026 at $11.0366, 2,510 shares on 10/23/2026 at $12.1061, and 25,124 shares on 10/26/2026 at $11.7454.
  • Total shares acquired: 79,809 shares of common stock ($0.001 par value) were purchased across the four transactions.
  • Resulting beneficial ownership: Following all reported transactions, the reporting persons beneficially own 1,624,789 shares indirectly.
  • Reporting persons: Lynx1 Capital Management LP and Weston Nichols, each identified as a 10% owner of Korro Bio, Inc. (NASDAQ:KRRO).
  • Indirect ownership structure: The filing states the securities are held directly by Lynx1 Master Fund LP, for which Lynx1 Capital Management LP serves as investment manager.
  • Weighted average prices: All four prices reported are weighted averages; the filing notes individual transaction-level price details are available upon request to the issuer, any security holder, or the SEC staff.

Lynx1 Capital and Weston Nichols Accumulate Korro Bio Shares Across Three Trading Days

According to the filing, Lynx1 Capital Management LP and Weston Nichols reported four purchases of Korro Bio, Inc. common stock over the period from October 22 to October 26, 2026. The first transaction on October 22 involved 12,175 shares at a weighted average price of $9.6764, with individual transaction prices ranging from $9.54 to $9.8550. A second purchase on the same date covered 40,000 shares at a weighted average of $11.0366, with individual prices ranging from $10.955 to $11.11.

On October 23, 2026, the reporting persons purchased an additional 2,510 shares at a weighted average price of $12.1061, with prices ranging from $11.9250 to $12.3500. A final purchase of 25,124 shares on October 26, 2026, was executed at a weighted average of $11.7454, with individual prices ranging from $11.7450 to $11.80. Following all four transactions, the filing reports beneficial ownership of 1,624,789 shares, held indirectly.

The filing identifies the securities as held directly by Lynx1 Master Fund LP. Lynx1 Capital Management LP serves as investment manager to that fund, and Weston Nichols is identified as the sole member of Lynx1 Capital Management GP LLC, the general partner of the investment manager. The filing states that "each of the Investment Manager and Mr. Nichols disclaims beneficial ownership of the securities to which this filing relates for purposes of Section 16 of the Securities and Exchange Act of 1934, as amended, except to the extent of his or its pecuniary interest therein, if any." All transactions are coded as open-market purchases (code "P"). No derivative securities were reported.

What Was Disclosed

Lynx1 Capital Management LP and Weston Nichols disclosed four open-market purchases of Korro Bio, Inc. common stock between October 22 and October 26, 2026, totaling 79,809 shares, bringing their indirect beneficial ownership to 1,624,789 shares.