Judge Dadkhoda Salari was quoted today by the semiofficial Mehr news agency as saying that the group was led by three people who hired some 60 others to conspire against Iran's ruling Islamic government.
Salari was quoted as saying many of those charged confessed during interrogation.
He said they acted against Iran's security, collected information and transferred it outside the country and assisted anti-religious establishments in Israel.
He didn't provide further details, nor said when they were tried or if they were sentenced to prison.
It normally does not release further details.