Joanne M. Maguire

CIK: 0001368472

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)3 (42.9%)

Derivative conversions

Awards (A)4 (57.1%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (3)

VISTEON CORP

Director

VISN

Vistance Networks, Inc.

Director

TTEK

TETRA TECH INC

Director

Discretionary Trading P&L

Holdings

Transaction History (7 total)

VC
VISTEON CORP
Jun 11, 2026
Award(A)
Restricted Stock Units
Direct
1.3K shares at avg. $120.05-
VC
VISTEON CORP
Jun 5, 2026
Exercise(M)
Direct
1.8K shares-
VISN
Vistance Networks, Inc.
May 7, 2026
Award(A)
Direct
16.8K shares-
VC
VISTEON CORP
Jun 6, 2025
Exercise(M)
Direct
1.4K shares-
VC
VISTEON CORP
Jun 5, 2025
Award(A)
Restricted Stock Units
Direct
1.8K shares at avg. $82.67-
COMM
CommScope Holding Company, Inc.
May 8, 2025
Award(A)
Direct
40K shares-
TTEK
TETRA TECH INC
Sep 30, 2024
Exercise(M)
Direct
2.1K shares-

		Type	Shares	Price		Ownership
Jun 11, 2026	VC VISTEON CORP	Award(A) Restricted Stock Units	1,333	$120.05	-	Direct
Jun 5, 2026	VC VISTEON CORP	Exercise(M)	1,829	-	$0	Direct
May 7, 2026	VISN Vistance Networks, Inc.	Award(A)	16,807	-	$0	Direct
Jun 6, 2025	VC VISTEON CORP	Exercise(M)	1,396	-	-	Direct
Jun 5, 2025	VC VISTEON CORP	Award(A) Restricted Stock Units	1,814	$82.67	-	Direct
May 8, 2025	COMM CommScope Holding Company, Inc.	Award(A)	40,000	-	-	Direct
Sep 30, 2024	TTEK TETRA TECH INC	Exercise(M)	2,125	-	$0	Direct

1-7 of 7 transactions

About Maguire Joanne M

Maguire Joanne M (SEC CIK 0001368472) files insider reports with the SEC as Director of VISTEON CORP (VC), Director of Vistance Networks, Inc. (VISN) and Director of TETRA TECH INC (TTEK).

Signal8 holds 6 ownership filings by Maguire Joanne M, all Form 4s, filed between Oct 2, 2024 and Jun 15, 2026. Those filings report 7 transactions, from Sep 30, 2024 to Jun 11, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Maguire Joanne M's filings is in VAN BUREN TOWNSHIP, MI.

Recent filings by Maguire Joanne M

Jun 11, 2026: Grant or award of VC derivative securities (Form 4, code A).
Jun 5, 2026: Option exercise of VC shares (Form 4, code M).
May 7, 2026: Grant or award of VISN shares (Form 4, code A).
Jun 6, 2025: Option exercise of VC shares (Form 4, code M).
Jun 5, 2025: Grant or award of VC derivative securities (Form 4, code A).

Other insiders filing for VISTEON CORP (VC)

Sennett Marjorie, Director
Hicok Gary, Director
MANZO ROBERT, Director
Kure Bunsei, Director
Jones Jeffrey David, Director
TREADWELL DAVID L, Director

How to read Form 4 transaction codes