The journalist failed to make that point really clear. He "reprimanded" her "and" said "it was dangerous to the company". What exactly did he "reprimand" her for? The "and" seems to imply two separate points of criticism.

>In the email, Mr. Altman said that he had reprimanded Ms. Toner for the paper and that it was dangerous to the company, particularly at a time, he added, when the Federal Trade Commission was investigating OpenAI over the data used to build its technology.