Iridium (IRDM) CEO Matthew J. Desch Withholds 9,583 Shares for Taxes

What Happened Matthew J. Desch, CEO of Iridium Communications Inc., had 9,583 shares withheld by the company on 2026-09-01 to satisfy tax withholding obligations associated with the vesting and settlement of restricted stock units (RSUs). The withholding was recorded at $46.98 per share, a total value of approximately $450,209. This was an administrative tax-withholding disposition, not an open-market sale.

Key Details

• Transaction date: 2026-09-01; Filing date: 2026-09-02 (timely filing).
• Shares withheld/disposed: 9,583 at $46.98 each; total value ~$450,209.
• Transaction code: F (shares withheld to satisfy tax withholding on RSU settlement).
• Footnote: Withholding of shares by issuer to satisfy the reporting person's tax withholding obligations in connection with non-reportable vesting/settlement of RSUs.
• Shares owned after the transaction: not specified in the Form 4 filing.

Context This was a routine tax-withholding event related to RSU vesting rather than a market sale or purchase; the company withheld shares instead of the insider selling shares on the open market. Such withholdings are common and typically reflect compensation settlement mechanics rather than an insider signal about company prospects.