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GENERAL INFORMATION, ORGANIZATION AND PRINCIPAL ACTIVITIES (Details) | Dec. 18, 2007 | Dec. 31, 2025
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Futu Securities International (Hong Kong) Limited ("Futu Securities") |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Moomoo Financial Inc |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Futu Clearing Inc. |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Moomoo Financial Singapore Pte. Ltd |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Moomoo Securities Australia Ltd. |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Moomoo Securities Japan Co., Ltd. |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Moomoo Financial Canada Inc. |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 85.00%
Futu Lending Limited |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Futu Securities (Hong Kong) Limited |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Moomoo Securities Malaysia Sdn. Bhd. |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Futu Network Technology Limited |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Futu Network Technology (Shenzhen) Co., Ltd. |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Shen Si Network Technology (Beijing) Co., Ltd. ("Shen Si") |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Shenzhen Futu Network Technology Co., Ltd. ("Shenzhen Futu") |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of Direct or Indirect Economic Interest, Subsidiaries |  | 100.00%
Mr. Leaf Hua Li | Shenzhen Futu Network Technology Co., Ltd. ("Shenzhen Futu") |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of equity interest (as a percent) | 85.00% |
Ms. Lei Li | Shenzhen Futu Network Technology Co., Ltd. ("Shenzhen Futu") |  |
ORGANIZATION AND PRINCIPAL ACTIVITIES |  |
Percentage of equity interest (as a percent) | 15.00% |

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