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For TCI's public announcements and other disclosed information, please visit the Market Observation Post System entering stock code 8436.
April 29, 2025； Unit: Share；%
| Name | Current shareholding | Spouse & Minor Shareholding | Shareholding by Nominee Arrangement | Name and Relationship Between the Company's Top 10 Shareholders, or Spouses or Relatives Within the Two Degree of Kinship | ||||
| Shares | % Ratio | Shares | % Ratio | Shares | % Ratio | Name | Relationships | |
| Yong Jiang Investment Co. | 6,789,248 | 5.74% | － | － | － | － | Maxigen Biotech Inc. TCI Gene Inc. Yong Long Capital Co., Ltd. | Same authorized personnel |
| TCI GENE INC. | 5,015,000 | 4.24% | － | － | － | － | Maxigen Biotech Inc. Yong Jiang Investment Co. Yong Long Capital Co., Ltd. | Same authorized personnel |
| Yang Guang Investment Co., Ltd. | 3,987,053 | 3.37% | － | － | － | － | None | None |
| ProCommunication Development Co., Ltd. | 2,601,000 | 2.20% | － | － | － | － | None | None |
| MBI Biotechnology Co., Ltd. | 2,531,000 | 2.14% | － | － | － | － | TCI Gene Inc. Yong Jiang Investment Co. Yong Long Capital Co., Ltd. | Same authorized personnel |
| Taiwan Cooperative Bank Insurance Group Yi Securities Investment Trust Fund | 1,999,000 | 1.69% | － | － | － | － | None | None |
| Zhuang Ming lang | 1,913,000 | 1.62% | － | － | － | － | None | None |
| Global Life Insurance Co., Ltd. | 1,834,000 | 1.55% | － | － | － | － | None | None |
| Yong Long Capital Co., Ltd. | 1,634,359 | 1.38% | － | － | － | － | Maxigen Biotech Inc. Yong Jiang Investment Co. TCI Gene Inc. | Same authorized personnel |
| Tsai Dai Rong | 1,402,661 | 1.19% | － | － | － | － | None | None |