Iridium Communications (IRDM) director gets 10,822 RSUs grant award

Rhea-AI Filing Summary

Iridium Communications Inc. director Sears Kay reported stock-based compensation awards. On December 31, 2025, 58.3 shares of common stock were credited as dividend equivalent rights on existing restricted stock units, reflecting a previously declared $0.15 per-share cash dividend. On January 6, 2026, Kay was granted 10,822 restricted stock units, each representing a contingent right to receive one share of Iridium common stock. These restricted stock units were issued under the company’s director compensation plan and are scheduled to vest on January 6, 2027, subject to continued service. Following these awards, Kay beneficially owned 30,025.6 shares of Iridium common stock in direct form.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sears Kay

(Last) (First) (Middle)

C/O IRIDIUM COMMUNICATIONS INC.

1750 TYSONS BOULEVARD, SUITE 1400

(Street)

MCLEAN VA 22102

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Iridium Communications Inc. [ IRDM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock(1)	12/31/2025		A		58.3	A	$0	19,203.6	D
Common Stock(2)	01/06/2026		A		10,822(3)	A	$0(4)	30,025.6	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. On December 4, 2025, the Issuer's board of directors declared a quarterly cash dividend in the amount of $0.15 per share of its common stock, payable on December 31, 2025 to stockholders of record of the common stock at the close of business on December 15, 2025 (the "Dividend"). The amount acquired in column 4 represents equivalent rights accrued as a result of the Dividend on restricted stock units with respect to the Issuer's common stock ("Original RSUs") held by the reporting person. Each dividend equivalent right entitles the reporting person to receive one share of the Issuer's common stock upon the settlement of the Original RSUs and is subject to the same terms and conditions, including vesting and settlement, as the Original RSUs to which it relates. The grant of dividend equivalent rights was approved by the Issuer's board of directors pursuant to Rule 16b-3 of the Securities Exchange Act of 1934, as amended.

2. This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer.

3. The shares underlying this restricted stock unit award vest on January 6, 2027, subject to the reporting person's continued service with the issuer.

4. The restricted stock units were issued to the reporting person pursuant to the issuer's director compensation plan.

	/s/ Peter L. Trentman, Attorney-in-Fact	01/07/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider activity did Iridium Communications (IRDM) report for director Sears Kay?

The filing shows that director Sears Kay received 58.3 dividend equivalent rights on December 31, 2025 and a grant of 10,822 restricted stock units on January 6, 2026, all relating to Iridium Communications Inc. common stock.

How many Iridium (IRDM) shares does Sears Kay beneficially own after these transactions?

After the reported transactions, director Sears Kay beneficially owned 30,025.6 shares of Iridium Communications Inc. common stock, held directly.

What are the terms of Sears Kay’s 10,822 restricted stock units at Iridium (IRDM)?

The 10,822 restricted stock units each represent a contingent right to receive one share of Iridium common stock and are scheduled to vest on January 6, 2027, subject to Kay’s continued service with the company.

Why did Sears Kay receive 58.3 additional Iridium (IRDM) shares on December 31, 2025?

The 58.3 shares reflect dividend equivalent rights credited on existing restricted stock units after Iridium’s board declared a $0.15 per-share quarterly cash dividend on December 4, 2025, payable December 31, 2025.

Were Sears Kay’s Iridium (IRDM) restricted stock units issued under a compensation plan?

Yes. The filing states that the restricted stock units granted to Sears Kay were issued pursuant to Iridium’s director compensation plan.

Does Sears Kay’s Form 4 for Iridium (IRDM) involve any stock sales?

No sales are reported. The Form 4 only shows acquisitions of common stock through dividend equivalent rights and a restricted stock unit award at no cash cost per share.