Lighthouse Investment Partners, LLC and five affiliated entities filed a Schedule 13G with the SEC on November 12, 2026, disclosing beneficial ownership of 1,454,269 Class A ordinary shares of GigCapital9 Corp. as of September 30, 2026.

Key Highlights

  • Six reporting persons: Lighthouse Investment Partners, LLC, MAP 136, MAP 204, MAP 214 (all segregated portfolios of LMA SPC), Shaolin Capital Partners SP (a segregated portfolio of PW MAP SPC), and Beacon 1 SP (a segregated portfolio of Fortress Beacon SPC) filed jointly.
  • Aggregate beneficial ownership: All six reporting persons are collectively deemed beneficial owners of 1,454,269 Class A ordinary shares, par value $0.0001 per share, CUSIP G3865B114.
  • Percent of class: The 1,454,269 shares represent 5.66% of the outstanding class as of September 30, 2026, according to the filing.
  • Shared voting and dispositive power only: Each reporting person reports 0 shares with sole voting or sole dispositive power; all 1,454,269 shares carry shared voting and shared dispositive power.
  • Lighthouse role: According to the filing, Lighthouse serves as investment manager of MAP 136, MAP 204, MAP 214, and Beacon, and as platform services provider for Shaolin, and "may be deemed to control" those entities.
  • Event date: The date of the event requiring this filing is stated as September 30, 2026.

Lighthouse Investment Partners and Affiliated Portfolios Report 5.66% Position in GigCapital9

According to the Schedule 13G filed November 12, 2026, Lighthouse Investment Partners, LLC, a Delaware limited liability company headquartered at 3801 PGA Boulevard, Suite 604, Palm Beach Gardens, FL 33410, is identified as an investment adviser (type "IA") among the reporting persons. The five other reporting persons - MAP 136, MAP 204, MAP 214, Shaolin Capital Partners SP, and Beacon 1 SP - are each classified as financial institutions (type "FI") organized in the Cayman Islands.

The filing states that the Schedule 13G "relates to the Issuer's shares of common stock directly beneficially owned by MAP 136, MAP 204, MAP 214, Shaolin, and Beacon." Lighthouse is described as potentially deemed to beneficially own the shares reported herein because of its role as investment manager or platform services provider for those entities. As of September 30, 2026, the aggregate amount beneficially owned by all reporting persons is reported as 1,454,269 shares, equaling 5.66% of the class. No reporting person holds any sole voting or sole dispositive power over the shares; all voting and dispositive power is reported as shared among the group.

The issuer, GigCapital9 Corp., is listed with principal executive offices at 1731 Embarcadero Rd., Suite 200, Palo Alto, CA 94303. The filing notes that in accordance with SEC Release No. 34-39538 (January 12, 1998), the statement does not include securities, if any, beneficially owned by other subsidiaries, affiliates, or business units of Lighthouse whose beneficial ownership is disaggregated from that of the reporting persons under that release. Items 5 through 9 of the Schedule 13G are each marked "Not Applicable" in the filing.

What Was Disclosed

Lighthouse Investment Partners, LLC and five affiliated Cayman Islands segregated portfolio entities disclosed combined beneficial ownership of 1,454,269 Class A ordinary shares of GigCapital9 Corp., representing 5.66% of the class as of September 30, 2026, with all power shared and none held solely.