广大特材(688186.SH)：累计回购0.9270%股份

Group 1 - The core point of the article is that Guangda Special Materials (688186.SH) has announced a share buyback program, having repurchased a total of 2.6 million shares, which represents 0.9270% of the company's total share capital [1] - The buyback has increased by 0.0804% compared to the previous announcement regarding the buyback progress [1] - The highest price for the shares repurchased was 26.06 CNY per share, while the lowest price was 20.96 CNY per share, with a total expenditure of 62.3714 million CNY [1]