Company: IRDM
Filing Date: 2025-03-17
Form Type: PRE 14A
Source: 0001628280-25-013200
Chunk: 0

Company: Iridium Communications Inc.
Filing Date: 2025-03-17
Form: PRE 14A
Chunk 0
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#### SCHEDULE 14A INFORMATION

#### Proxy Statement Pursuant to Section 14(a) of the

#### Securities Exchange Act of 1934
Filed by the Registrant x

Filed by a Party other than the Registrant ¨

Check the appropriate box:

| x                                                                       |     | Preliminary Proxy Statement                                                                         |
| ¨                                                                       |     | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))                     |
| ¨                                                                       |     | Definitive Proxy Statement                                                                          |
| ¨                                                                       |     | Definitive Additional Materials                                                                     |
| ¨                                                                       |     | Soliciting Material Pursuant to § 240.14a-12                                                        |
| Iridium Communications Inc.                                             |     |                                                                                                     |
| (Name of Registrant as Specified In Its Charter)                        |     |                                                                                                     |
| (Name of Person(s) Filing Proxy Statement if other than the Registrant) |     |                                                                                                     |
| Payment of Filing Fee (Check all boxes that apply):                     |     |                                                                                                     |
| x                                                                       |     | No fee required.                                                                                    |
| ¨                                                                       |     | Fee paid previously with preliminary materials.                                                     |
| ¨                                                                       |     | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11 |

#### IRIDIUM COMMUNICATIONS INC.

#### 1750 Tysons Boulevard, Suite 1400

#### McLean, Virginia 22102

### NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

#### To Be Held on May 14, 2025
Dear Stockholder:

You are cordially invited to attend the Annual Meeting of Stockholders of Iridium Communications Inc., a Delaware corporation. The meeting will be held virtually on May 14, 2025 at 8:30 a.m. Eastern time. The meeting can be accessed by visiting www.virtualshareholdermeeting.com/IRDM2025, where you will be able to listen to the meeting live, submit questions and vote online. You will not be able to attend the meeting in person. The meeting is being held for the following purposes:

1. To elect the Board of Directors’ ten nominees for director, each to serve until the next annual meeting and until their successors are duly elected and qualified;

2. To approve, on an advisory basis, the compensation of our named executive