RAVEN INDUSTRIES INC (a company held within my IRA account) was involved in a mandatory merger in December. I was not aware of this transaction until receiving my Charles Schwab 2021 year-end Gain/Loss report this month, Feburary 2022

RAVEN INDUSTRIES INC（一家在我个人退休账户内持有的公司）在12月份参与了一项强制性合并。在本月2022年2月收到我的Charles Schwab 2021年终损益报告之前，我不知道这笔交易
(中文由百度翻译)