Vanguard reports 10.25% stake in Iridium (IRDM) after 01/12/2026 realignment

Rhea-AI Filing Summary

Iridium Communications Inc: The Vanguard Group filed an amendment reporting beneficial ownership of 10,767,247 shares of Common Stock, representing 10.25% of the class. The filing notes Vanguard's internal realignment on 01/12/2026 and explains that certain subsidiaries will report ownership separately going forward.

Insights

Institutional Ownership Analyst

Vanguard holds a sizeable 10.25% stake in Iridium as reported.

Item 4 states beneficial ownership of 10,767,247 shares, equal to 10.25% of the class. The schedule amendment documents an internal reorganization that may lead to disaggregated reporting by Vanguard subsidiaries.

Holder-level reporting changes could produce more granular future filings; timing and the specific subsidiaries that will report separately are described as a result of the 01/12/2026 realignment.

Corporate Governance / Compliance Officer

The amendment clarifies voting and dispositive powers after Vanguard's realignment.

The filing shows 0 sole voting power and 809,448 shared voting power, with 10,767,247 shared dispositive power. The explanatory comment cites SEC Release No. 34-39538 as the basis for disaggregated reporting.

Future filings may list the same economic exposure under separate Vanguard entities; this change reflects reporting practice, not an announced change in economic ownership.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 13)

Iridium Communications Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

02/27/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP Number(s):

1

Names of Reporting Persons

The Vanguard Group

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

PENNSYLVANIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 809,448.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 10,767,247.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

10,767,247.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

10.25 %

12

Type of Reporting Person (See Instructions)

IA

Comment for Type of Reporting Person: On January 12, 2026, The Vanguard Group, Inc. went through an internal realignment. As of that date, The Vanguard Group, Inc. no longer performs portfolio management services or administers proxy voting. In accordance with SEC Release No. 34-39538 (January 12, 1998), The Vanguard Group, Inc. anticipates that certain subsidiaries or business divisions of subsidiaries of The Vanguard Group, Inc., that currently have, or are deemed to have, beneficial ownership with The Vanguard Group, Inc., will report beneficial ownership separately (on a disaggregated basis) from The Vanguard Group, Inc. in reliance on such release. These subsidiaries and/or business divisions pursue the same investment strategies as previously pursued by The Vanguard Group, Inc. prior to the realignment.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Iridium Communications Inc
(b)	Address of issuer's principal executive offices: 1750 Tysons Blvd, Suite 1400, Mc Lean, VA, 22102
Item 2.
(a)	Name of person filing: The Vanguard Group
(b)	Address or principal business office or, if none, residence: 100 Vanguard Blvd., Malvern, PA 19355
(c)	Citizenship: PA
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 46269C102
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 10767247
(b)	Percent of class: 10.25 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 809448
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 10767247
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. The Vanguard Group, Inc.'s clients, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities reported herein. No one other person's interest in the securities reported herein is more than 5%.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

The Vanguard Group

Signature:	Ashley Grim
Name/Title:	Head of Global Fund Administration
Date:	03/05/2026

FAQ

What stake does The Vanguard Group report in IRDM?

The Vanguard Group reports beneficial ownership of 10,767,247 shares, representing 10.25% of Iridium's common stock. This figure appears in Item 4 of the Schedule 13G/A amendment.

Does Vanguard have sole voting power over IRDM shares?

No. The filing reports 0 shares with sole voting power and 809,448 shares with shared voting power. Dispositive power is reported as shared for 10,767,247 shares.

Why will Vanguard subsidiaries report separately for IRDM?

Vanguard states an internal realignment on 01/12/2026 led to separate reporting by subsidiaries in reliance on SEC Release No. 34-39538. The subsidiaries pursue the same investment strategies as before the realignment.

Does the filing indicate any other person holds >5% of IRDM on Vanguard's behalf?

No. The filing states Vanguard's clients have rights to dividends or proceeds, and no other person's interest reported here exceeds 5% of the class.