Iridium CAO sells 5,833 shares in open market

Iridium Communications Inc. insider Timothy Kapalka, CAO of Iridium Satellite LLC, reported open-market sales of company common stock.

Rhea-AI Filing Summary

Iridium Communications Inc. insider Timothy Kapalka, CAO of Iridium Satellite LLC, reported open-market sales of company common stock. He sold 3,790 shares at $31.00 and 2,043 shares at $33.00, totaling 5,833 shares. Following these transactions, he directly holds 45,721 shares of Iridium common stock. The company notes these trades were made under a Rule 10b5-1 trading plan adopted by the reporting person on May 13, 2025, indicating they were pre-scheduled rather than discretionary market-timing decisions.

Insider Trade Summary 10b5-1

Net Seller: 5,833 shares

Net Sell 2 txns

Insider Kapalka Timothy

Role CAO Iridium Satellite LLC

Sold 5,833 shs ($185K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,043	$33.00	$67K
Sale	Common Stock	3,790	$31.00	$117K

Holdings After Transaction: Common Stock — 45,721 shares (Direct)

Footnotes (1)

1. F1. The reported transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 13, 2025.

Key Figures

Shares sold (total): 5,833 shares First sale: 3,790 shares at $31.00 Second sale: 2,043 shares at $33.00 +3 more

6 metrics

Shares sold (total) 5,833 shares Aggregate open-market sales reported in this Form 4

First sale 3,790 shares at $31.00 Non-derivative open-market sale of Common Stock

Second sale 2,043 shares at $33.00 Non-derivative open-market sale of Common Stock

Shares owned after transactions 45,721 shares Direct ownership following reported sales

Transaction count (sales) 2 transactions Both coded as open-market or private sales (S)

Net buy/sell direction Net-sell of 5,833 shares Transaction summary for this reporting period

Key Terms

Rule 10b5-1 trading plan, open-market sale, Common Stock, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"The reported transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 13, 2025."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"Transaction code S is described as a sale in open market or private transaction."

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"Each reported transaction involves non-derivative Common Stock of Iridium Communications Inc."

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"The insider transactions are disclosed in a Form 4 filed for Iridium Communications Inc."

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Iridium Communications (IRDM) report for Timothy Kapalka?

Iridium reported that CAO Timothy Kapalka sold 5,833 common shares. He executed two open-market sales, one of 3,790 shares at $31.00 and another of 2,043 shares at $33.00, as disclosed in a Form 4 insider trading report.

At what prices did Iridium CAO Timothy Kapalka sell IRDM shares?

Kapalka sold Iridium shares at $31.00 and $33.00 per share. He completed an open-market sale of 3,790 shares at $31.00 and another of 2,043 shares at $33.00, reflecting two separate transactions in the company’s common stock.

How many Iridium (IRDM) shares does Timothy Kapalka hold after the reported sales?

After the transactions, Kapalka directly holds 45,721 Iridium shares. The Form 4 filing states this post-transaction ownership, giving investors a sense of his remaining stake in the company following the combined sale of 5,833 common shares.

Were Timothy Kapalka’s Iridium stock sales made under a Rule 10b5-1 plan?

Yes, the sales were made under a Rule 10b5-1 trading plan. A footnote explains the reported transactions were executed pursuant to a pre-established 10b5-1 plan adopted by Kapalka on May 13, 2025, indicating the trades were pre-scheduled.

What type of transactions did Iridium CAO Timothy Kapalka execute in IRDM stock?

Kapalka executed open-market sales of Iridium common stock. The Form 4 lists two non-derivative transactions coded “S”, described as sales in the open market or a private transaction, reducing his holdings by a total of 5,833 shares.

How many total shares did Timothy Kapalka sell in the latest Iridium Form 4 filing?

He sold a total of 5,833 Iridium common shares. The transaction summary in the filing aggregates two sales—3,790 shares and 2,043 shares—resulting in a net-sell direction of 5,833 shares for this reporting period.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 04/06/2026 - 05:51 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

X

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^*

Kapalka Timothy

(Last) (First) (Middle)

C/O IRIDIUM COMMUNICATIONS INC.

1676 INTERNATIONAL DRIVE, SUITE 1100

(Street)

MCLEAN VIRGINIA 22102

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CAO Iridium Satellite LLC

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/02/2026

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

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

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

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	04/02/2026		S(1)		3,790	D	$31	47,764	D
Common Stock	04/06/2026		S(1)		2,043	D	$33	45,721	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. The reported transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 13, 2025.

	/s/ Peter L. Trentman, Attorney-in-Fact	04/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)