X0202 SCHEDULE 13G/A 0000803012-26-000033 0000803012 XXXXXXXX LIVE 1 Class A ordinary shares, par value $0.0001 per share 06/30/2026 0002023730 GigCapital7 Corp. G38648104 1731 EMBARCADERO RD., SUITE 200 PALO ALTO CA 94303 Rule 13d-1(b) TD SECURITIES (USA) LLC DE 0 0 0 0 0 N 0 BD Toronto Dominion Holdings USA Inc. DE 0 0 0 0 0 N 0 HC TD Group US Holdings LLC DE 0 0 0 0 0 N 0 HC The Toronto-Dominion Bank Z4 0 0 0 0 0 N 0 FI GigCapital7 Corp. 1731 EMBARCADERO RD., SUITE 200, PALO ALTO, CALIFORNIA 94303 TD SECURITIES (USA) LLC Toronto Dominion Holdings USA Inc. TD Group US Holdings LLC The Toronto-Dominion Bank ONE VANDERBILT AVENUE NEW YORK, New York 10017 The address of TD Securities (USA) LLC's ("TDS") principal office and Toronto Dominion Holdings (USA), Inc.'s ("TDH") principal office is One Vanderbilt Avenue, New York, New York 10017. The address of TD Group US Holdings LLC's ("TD GUS") principal office is 251 Little Falls Drive, Wellington, Delaware 19808. The address of Toronto Dominion Bank's ("TD Bank") principal office is Toronto-Dominion Centre, 66 Wellington Street West, 12th Floor, TD Tower, Toronto, Ontario, Canada M5K 1A2. TD SECURITIES (USA) LLC - DELAWARE Toronto Dominion Holdings USA Inc. - DELAWARE TD Group US Holdings LLC - DELAWARE The Toronto-Dominion Bank - CANADA (FEDERAL LEVEL) N BD HC FI Bank 0 0 TD SECURITIES (USA) LLC - 0 Toronto Dominion Holdings USA Inc. - 0 TD Group US Holdings LLC - 0 The Toronto-Dominion Bank - 0 TD SECURITIES (USA) LLC - 0 Toronto Dominion Holdings USA Inc. - 0 TD Group US Holdings LLC - 0 The Toronto-Dominion Bank - 0 TD SECURITIES (USA) LLC - 0 Toronto Dominion Holdings USA Inc. - 0 TD Group US Holdings LLC - 0 The Toronto-Dominion Bank - 0 TD SECURITIES (USA) LLC - 0 Toronto Dominion Holdings USA Inc. - 0 TD Group US Holdings LLC - 0 The Toronto-Dominion Bank - 0 N Y Y N TD Securities (USA) LLC Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above 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 of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. Exhibit I JOINT FILING AGREEMENT This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the ordinary shares of GigCapital7 Corp. will be filed on behalf of each of the persons and entities named below in accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument. Dated: August 12, 2026 TD SECURITIES (USA) LLC By: /s/ Christina Petrou Title: Executive Vice President & Chief Operating Officer TORONTO DOMINION HOLDINGS USA INC. By: /s/ Christina Petrou Title: Executive Vice President & Chief Operating Officer TD GROUP US HOLDINGS LLC By: /s/Andre Ramos Title: US Chief Financial Officer THE TORONTO-DOMINION BANK By: /s/ Christina Petrou Title: Executive Vice President & Chief Operating Officer TD SECURITIES (USA) LLC Christina Petrou 08/12/2026 Toronto Dominion Holdings USA Inc. Christina Petrou 08/12/2026 TD Group US Holdings LLC Andre Ramos 08/12/2026 The Toronto-Dominion Bank Christina Petrou 08/12/2026