Iridium Communications (NASDAQ: IRDM) director receives 10,822 RSUs and dividend rights

Rhea-AI Filing Summary

Iridium Communications Inc. director Shivanandan Monique S. reported stock-based awards in the form of common stock and restricted stock units. On January 6, 2026, the director received 10,822 restricted stock units at a price of $0 per unit, increasing directly held common stock–linked interests to 15,809.8 shares. These 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 continued service on the board and issued under the director compensation plan.

Separately, on December 31, 2025, the director accrued 42.7 additional common stock equivalents at $0 per share as dividend equivalent rights tied to existing restricted stock units, following the company’s previously declared quarterly cash dividend of $0.15 per share. After this dividend-related adjustment, the director beneficially owned 4,987.8 shares of common stock directly in that line item.

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^*

Shivanandan Monique S.

(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		42.7	A	$0	4,987.8	D
Common Stock(2)	01/06/2026		A		10,822(3)	A	$0(4)	15,809.8	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 transaction did Iridium Communications (IRDM) report for Shivanandan Monique S.?

Iridium Communications reported that director Shivanandan Monique S. acquired 10,822 restricted stock units of common stock on January 6, 2026 at a price of $0 per unit, as well as 42.7 additional common stock equivalents on December 31, 2025 as dividend equivalent rights.

How many Iridium Communications shares does the director beneficially own after these transactions?

Following the December 31, 2025 dividend-related accrual, the director beneficially owned 4,987.8 shares of common stock in that line item. After the January 6, 2026 restricted stock unit grant, the filing shows a total of 15,809.8 shares of common stock beneficially owned directly in the second line item.

What are the terms of the 10,822 restricted stock units granted to the Iridium director?

The 10,822 restricted stock units each represent a contingent right to receive one share of Iridium common stock. The shares underlying this award are scheduled to vest on January 6, 2027, and vesting is conditioned on the director’s continued service with the company. The units were issued under Iridium’s director compensation plan.

What are dividend equivalent rights mentioned in the Iridium (IRDM) Form 4 filing?

The filing explains that the 42.7 shares shown for December 31, 2025 are dividend equivalent rights accrued on existing restricted stock units after the board declared a quarterly cash dividend of $0.15 per share on December 4, 2025. Each dividend equivalent right entitles the director to receive one share of common stock when the related original restricted stock units settle and is subject to the same vesting and settlement terms.

Did the Iridium Communications director pay cash for the reported stock awards?

No. Both the 10,822 restricted stock units granted on January 6, 2026 and the 42.7 dividend equivalent rights accrued on December 31, 2025 were reported at a transaction price of $0 per share, reflecting stock-based compensation rather than open-market purchases.

Under what authority were the Iridium dividend equivalent rights granted to the director?

The grant of dividend equivalent rights related to the December 31, 2025 accrual was approved by Iridium’s board of directors pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as described in the filing’s footnotes.