Matthew J. Desch

CIK: 0001178032

Transaction Breakdown

Open Market Buys (P)1 (3.7%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)10 (37.0%)

Compensation grants

Other (G, F, J, C, D, …)16 (59.3%)

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

Companies & Roles (3)

IRDM

Iridium Communications Inc.

DirectorOfficer

VRSN

VERISIGN INC/CA

Director

UIS

UNISYS CORP

Director

Discretionary Trading P&L

Holdings

Transaction History (27 total)

IRDM
Iridium Communications Inc.
Oct 22, 2026
Gift(G)
Direct
42.8K shares-
IRDM
Iridium Communications Inc.
Sep 1, 2026
Tax Payment(F)
Direct
9.6K shares at avg. $46.98$450K
VRSN
VERISIGN INC/CA
Jul 20, 2026
Award(A)
Direct
900 shares-
IRDM
Iridium Communications Inc.
Jun 1, 2026
Tax Payment(F)
Direct
9.6K shares at avg. $51.78$496K
IRDM
Iridium Communications Inc.
Mar 9, 2026
Tax Payment(F)
Direct
8.7K shares at avg. $24.01$210K
IRDM
Iridium Communications Inc.
Mar 1, 2026
Tax Payment(F)
Direct
53.3K shares at avg. $22.49$1.2M
IRDM
Iridium Communications Inc.
Mar 1, 2026
Award(A)
Direct
292.3K shares-
UIS
UNISYS CORP
Feb 27, 2026
Award(A)
Direct
82.3K shares-
IRDM
Iridium Communications Inc.
Feb 26, 2026
Award(A)
Direct
95.9K shares-
IRDM
Iridium Communications Inc.
Feb 26, 2026
Award(A)
Direct
19.4K shares-
IRDM
Iridium Communications Inc.
Dec 19, 2025
Tax Payment(F)
Direct
4.6K shares at avg. $17.04$78K
IRDM
Iridium Communications Inc.
Dec 1, 2025
Tax Payment(F)
Direct
7.4K shares at avg. $16.44$121K
IRDM
Iridium Communications Inc.
Oct 30, 2025
Purchase(P)
Direct
20K shares at avg. $17.33$347K
VRSN
VERISIGN INC/CA
Oct 6, 2025
Award(A)
Direct
728 shares-
IRDM
Iridium Communications Inc.
Sep 1, 2025
Tax Payment(F)
Direct
7.4K shares at avg. $24.89$184K
IRDM
Iridium Communications Inc.
Jun 1, 2025
Tax Payment(F)
Direct
7.4K shares at avg. $25.40$188K
IRDM
Iridium Communications Inc.
Mar 2, 2025
Tax Payment(F)
Direct
9K shares at avg. $31.56$285K
IRDM
Iridium Communications Inc.
Mar 2, 2025
Award(A)
Direct
20K shares-
IRDM
Iridium Communications Inc.
Mar 1, 2025
Tax Payment(F)
Direct
18.5K shares at avg. $31.56$582K
IRDM
Iridium Communications Inc.
Mar 1, 2025
Tax Payment(F)
Direct
19.7K shares at avg. $31.56$622K
IRDM
Iridium Communications Inc.
Mar 1, 2025
Award(A)
Direct
110.9K shares-
IRDM
Iridium Communications Inc.
Mar 1, 2025
Tax Payment(F)
Direct
10.1K shares at avg. $31.56$318K
IRDM
Iridium Communications Inc.
Mar 1, 2025
Award(A)
Direct
47K shares-
UIS
UNISYS CORP
Feb 24, 2025
Award(A)
Direct
44.6K shares-
IRDM
Iridium Communications Inc.
Dec 19, 2024
Tax Payment(F)
Direct
11.3K shares at avg. $29.50$332K

		Type	Shares	Price		Ownership
Oct 22, 2026	IRDM Iridium Communications Inc.	Gift(G)	42,800	-	$0	Direct
Sep 1, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	9,583	$46.98	$450,209	Direct
Jul 20, 2026	VRSN VERISIGN INC/CA	Award(A)	900	-	$0	Direct
Jun 1, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	9,583	$51.78	$496,208	Direct
Mar 9, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	8,747	$24.01	$210,015	Direct
Mar 1, 2026	IRDM Iridium Communications Inc.	Tax Payment(F)	53,301	$22.49	$1,198,739	Direct
Mar 1, 2026	IRDM Iridium Communications Inc.	Award(A)	292,275	-	$0	Direct
Feb 27, 2026	UIS UNISYS CORP	Award(A)	82,305	-	$0	Direct
Feb 26, 2026	IRDM Iridium Communications Inc.	Award(A)	95,893	-	$0	Direct
Feb 26, 2026	IRDM Iridium Communications Inc.	Award(A)	19,396	-	$0	Direct
Dec 19, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	4,551	$17.04	$77,549	Direct
Dec 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	7,384	$16.44	$121,393	Direct
Oct 30, 2025	IRDM Iridium Communications Inc.	Purchase(P)	20,000	$17.33	$346,600	Direct
Oct 6, 2025	VRSN VERISIGN INC/CA	Award(A)	728	-	-	Direct
Sep 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	7,385	$24.89	$183,813	Direct
Jun 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	7,384	$25.40	$187,554	Direct
Mar 2, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	9,021	$31.56	$284,703	Direct
Mar 2, 2025	IRDM Iridium Communications Inc.	Award(A)	20,004	-	-	Direct
Mar 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	18,452	$31.56	$582,345	Direct
Mar 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	19,714	$31.56	$622,174	Direct
Mar 1, 2025	IRDM Iridium Communications Inc.	Award(A)	110,899	-	-	Direct
Mar 1, 2025	IRDM Iridium Communications Inc.	Tax Payment(F)	10,071	$31.56	$317,841	Direct
Mar 1, 2025	IRDM Iridium Communications Inc.	Award(A)	46,996	-	-	Direct
Feb 24, 2025	UIS UNISYS CORP	Award(A)	44,643	-	-	Direct
Dec 19, 2024	IRDM Iridium Communications Inc.	Tax Payment(F)	11,269	$29.50	$332,436	Direct

1-25 of 27 transactions

About DESCH MATTHEW J

DESCH MATTHEW J (SEC CIK 0001178032) files insider reports with the SEC as Chief Executive Officer of Iridium Communications Inc. (IRDM), Director of VERISIGN INC/CA (VRSN) and Director of UNISYS CORP (UIS).

Signal8 holds 19 ownership filings by DESCH MATTHEW J (1 Form 3, 18 Form 4), filed between Sep 4, 2024 and Oct 26, 2026. Those filings report 27 transactions, from Sep 1, 2024 to Oct 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on DESCH MATTHEW J's filings is in MCLEAN, VA.

Recent filings by DESCH MATTHEW J

Oct 22, 2026: Gift of IRDM shares (Form 4, code G).
Sep 1, 2026: Tax withholding of IRDM shares (Form 4, code F).
Jul 20, 2026: Grant or award of VRSN shares (Form 4, code A).
Jun 1, 2026: Tax withholding of IRDM shares (Form 4, code F).
Mar 9, 2026: Tax withholding of IRDM shares (Form 4, code F).

Other insiders filing for Iridium Communications Inc. (IRDM)

How to read Form 4 transaction codes