Timothy James Last

CIK: 0002046045

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)5 (22.7%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (18.2%)

Compensation grants

Other (G, F, J, C, D, …)13 (59.1%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

IRDM

Iridium Communications Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (22 total)

IRDM
Iridium Communications Inc.
Sep 15, 2026
Sale(S)
Direct
5.8K shares at avg. $46.35$267K
IRDM
Iridium Communications Inc.
Sep 3, 2026
Sale(S)
Direct
2K shares at avg. $47.36$95K
IRDM
Iridium Communications Inc.
Sep 1, 2026
Tax Payment(F)
Direct
1.5K shares at avg. $46.98$71K
IRDM
Iridium Communications Inc.
Aug 17, 2026
Sale(S)
Direct
500 shares at avg. $50.88$25K
IRDM
Iridium Communications Inc.
Aug 17, 2026
Sale(S)
Direct
19K shares at avg. $50.33$957K
IRDM
Iridium Communications Inc.
Jun 1, 2026
Tax Payment(F)
Direct
1.5K shares at avg. $51.78$78K
IRDM
Iridium Communications Inc.
Mar 9, 2026
Tax Payment(F)
Direct
2.3K shares at avg. $24.01$56K
IRDM
Iridium Communications Inc.
Mar 1, 2026
Tax Payment(F)
Direct
3.9K shares at avg. $22.49$87K
IRDM
Iridium Communications Inc.
Mar 1, 2026
Award(A)
Direct
66.8K shares-
IRDM
Iridium Communications Inc.
Feb 26, 2026
Award(A)
Direct
4.6K shares-
IRDM
Iridium Communications Inc.
Dec 19, 2025
Tax Payment(F)
Direct
974 shares at avg. $17.04$17K
IRDM
Iridium Communications Inc.
Dec 1, 2025
Tax Payment(F)
Direct
844 shares at avg. $16.44$14K
IRDM
Iridium Communications Inc.
Oct 1, 2025
Tax Payment(F)
Direct
70 shares at avg. $17.64$1K
IRDM
Iridium Communications Inc.
Sep 1, 2025
Tax Payment(F)
Direct
846 shares at avg. $24.89$21K
IRDM
Iridium Communications Inc.
Jul 1, 2025
Tax Payment(F)
Direct
70 shares at avg. $30.59$2K
IRDM
Iridium Communications Inc.
Jun 1, 2025
Tax Payment(F)
Direct
1.5K shares at avg. $25.40$38K
IRDM
Iridium Communications Inc.
Apr 1, 2025
Tax Payment(F)
Direct
70 shares at avg. $27.32$2K
IRDM
Iridium Communications Inc.
Mar 2, 2025
Award(A)
Direct
2.2K shares-
IRDM
Iridium Communications Inc.
Mar 2, 2025
Tax Payment(F)
Direct
1K shares at avg. $31.56$32K
IRDM
Iridium Communications Inc.
Mar 1, 2025
Tax Payment(F)
Direct
1.4K shares at avg. $31.56$44K
IRDM
Iridium Communications Inc.
Mar 1, 2025
Award(A)
Direct
23.8K shares-
IRDM
Iridium Communications Inc.
Jan 2, 2025
Sale(S)
Direct
57 shares at avg. $29.23$2K

		Type	Shares	Price		Ownership
Sep 15, 2026	IRDM Iridium Communications Inc.	Sale(S)	5,769	$46.35	$267,393	Direct
Sep 3, 2026	IRDM Iridium Communications Inc.	Sale(S)	2,013	$47.36	$95,336	Direct
Sep 1, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	1,501	$46.98	$70,517	Direct
Aug 17, 2026	IRDM Iridium Communications Inc.	Sale(S)	500	$50.88	$25,440	Direct
Aug 17, 2026	IRDM Iridium Communications Inc.	Sale(S)	19,021	$50.33	$957,327	Direct
Jun 1, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	1,498	$51.78	$77,566	Direct
Mar 9, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	2,335	$24.01	$56,063	Direct
Mar 1, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	3,883	$22.49	$87,329	Direct
Mar 1, 2026	IRDM Iridium Communications Inc.	Award(A)	66,805	-	$0	Direct
Feb 26, 2026	IRDM Iridium Communications Inc.	Award(A)	4,634	-	$0	Direct
Dec 19, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	974	$17.04	$16,597	Direct
Dec 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	844	$16.44	$13,875	Direct
Oct 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	70	$17.64	$1,235	Direct
Sep 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	846	$24.89	$21,057	Direct
Jul 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	70	$30.59	$2,141	Direct
Jun 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	1,483	$25.40	$37,668	Direct
Apr 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	70	$27.32	$1,912	Direct
Mar 2, 2025	IRDM Iridium Communications Inc.	Award(A)	2,196	-	-	Direct
Mar 2, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	1,017	$31.56	$32,097	Direct
Mar 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	1,409	$31.56	$44,468	Direct
Mar 1, 2025	IRDM Iridium Communications Inc.	Award(A)	23,764	-	-	Direct
Jan 2, 2025	IRDM Iridium Communications Inc.	Sale(S)	57	$29.23	$1,666	Direct

1-22 of 22 transactions

About Last Timothy James

Last Timothy James (SEC CIK 0002046045) files insider reports with the SEC as EVP, Sales & Marketing of Iridium Communications Inc. (IRDM).

Signal8 holds 17 ownership filings by Last Timothy James (1 Form 3, 16 Form 4), filed between Jan 3, 2025 and Sep 16, 2026. Those filings report 22 transactions, from Jan 2, 2025 to Sep 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Last Timothy James's filings is in MCLEAN, VA.

Recent filings by Last Timothy James

Sep 15, 2026: Open-market sale of IRDM shares (Form 4, code S).
Sep 3, 2026: Open-market sale of IRDM shares (Form 4, code S).
Sep 1, 2026: Tax withholding of IRDM shares (Form 4, code F).
Aug 17, 2026: Open-market sales of IRDM shares (2 lines, Form 4, code S).
Jun 1, 2026: Tax withholding of IRDM shares (Form 4, code F).

Other insiders filing for Iridium Communications Inc. (IRDM)

DESCH MATTHEW J, Chief Executive Officer
FRAZIER LEON ANTHONY, Director
YEANEY JACQUELINE E, Director
Sears Kay, Director
Alterman Louis M, Director
Shivanandan Monique S., Director

How to read Form 4 transaction codes