Iridium (IRDM) Moves 15.4% Higher: Will This Strength Last? Posted byZacks Equity Research August 31, 2021 Leave a comment on Iridium (IRDM) Moves 15.4% Higher: Will This Strength Last? Iridium (IRDM) saw its shares surge in the last session with trading volume being higher than average. The latest trend in earnings estimate revisions…