Harraden Circle Investments, LLC and Frederick V. Fortmiller, Jr. filed an amended beneficial ownership statement with the SEC on November 6, 2026, disclosing a combined 13.89% stake in Calisa Acquisition Corp's Ordinary Shares as of October 31, 2026.

Key Highlights

  • Reporting persons: Harraden Circle Investments, LLC (Delaware LLC, investment adviser) and Frederick V. Fortmiller, Jr. (managing member), filing jointly as of October 31, 2026.
  • Aggregate beneficial ownership: 1,170,717 Ordinary Shares of Calisa Acquisition Corp, representing 13.89% of the class.
  • Voting and dispositive power: Both reporting persons report 0 shares with sole voting or sole dispositive power; all 1,170,717 shares are held with shared voting and shared dispositive power.
  • Funds involved: Shares are held for the accounts of Harraden Circle Investors, LP; Harraden Circle Special Opportunities, LP; Harraden Circle Strategic Investments, LP; and Harraden Circle Concentrated, LP.
  • Five percent threshold: According to the filing, the interest of Harraden Circle Investors, LP alone relates to more than 5% of the class of securities reported.
  • Amendment: This filing is designated Amendment No. 1 to a previously filed statement.

Harraden Circle's Disclosed Position in Calisa Acquisition Corp

According to the filing, Harraden Circle Investments, LLC serves as investment manager to four named limited partnerships - Harraden Circle Investors, LP; Harraden Circle Special Opportunities, LP; Harraden Circle Strategic Investments, LP; and Harraden Circle Concentrated, LP - as well as to other high net worth individuals. In that capacity, the adviser exercises voting and dispositive power over the 1,170,717 Ordinary Shares reported. Frederick V. Fortmiller, Jr., as managing member of Harraden Adviser, is also listed as a reporting person and reports identical share counts and power allocations.

Calisa Acquisition Corp, a special purpose acquisition company with principal executive offices listed at 205 W. 37th Street, New York, NY 10018, has Ordinary Shares identified by CUSIP number G1771C101. The filing does not disclose a ticker symbol or exchange listing in the registered-securities table. The certification language in the filing states that the securities "were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer," except as may relate to activities "solely in connection with a nomination under Section 240.14a-11."

All 1,170,717 shares are attributed to shared, rather than sole, voting and dispositive power for both reporting persons. The filing identifies certain funds as having the right to receive dividends or proceeds from the sale of the reported securities, with Harraden Circle Investors, LP specifically noted as holding an interest that exceeds 5% of the class on its own.

What Was Disclosed

Harraden Circle Investments, LLC and Frederick V. Fortmiller, Jr. disclosed beneficial ownership of 1,170,717 Ordinary Shares, or 13.89%, of Calisa Acquisition Corp as of October 31, 2026, in an amendment to a prior filing, with all shares held under shared voting and dispositive power across multiple funds.