祥源新材：关于作废2022年限制性股票激励计划部分已获授但尚未归属的第二类限制性股票的公告

Group 1 - The company announced the cancellation of a total of 507,570 shares of the second category of restricted stock due to not meeting performance assessment requirements for the fiscal year 2024 [2] - The cancellation affects 46 incentive recipients for the first grant and 5 incentive recipients for the reserved grant [2] - The decision was made during the fourth board meeting and the sixth supervisory board meeting held on August 15, 2025 [2]