海螺水泥(600585.SH)：控股股东海螺集团增持3475.56万股A股股份

Group 1 - The controlling shareholder, Conch Group, increased its stake in Conch Cement by acquiring 34.7556 million A-shares from March 3, 2026, to March 25, 2026 [1] - Following this transaction, Conch Group's total shareholding in Conch Cement rose from 1,928,870,014 shares to 1,963,625,584 shares, resulting in an increase in ownership percentage from 36.40% to 37.05% [1] - The change in equity ownership triggered a 1% threshold [1]