T. J. Chung

CIK: 0001217168

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (8.0%)

Position reduction

Option Exercises (M)2 (8.0%)

Derivative conversions

Awards (A)18 (72.0%)

Compensation grants

Other (G, F, J, C, D, …)3 (12.0%)

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

Companies & Roles (2)

LFUS

LITTELFUSE INC /DE

Director

AIRG

AIRGAIN INC

Director

Discretionary Trading P&L

Holdings

Transaction History (25 total)

LFUS
LITTELFUSE INC /DE
Sep 3, 2026
Award(A)
Direct
1 shares at avg. $414.24$414.24
LFUS
LITTELFUSE INC /DE
Sep 3, 2026
Award(A)
Direct
17 shares at avg. $414.24$7K
LFUS
LITTELFUSE INC /DE
Jun 4, 2026
Award(A)
Direct
3 shares at avg. $480.24$1K
LFUS
LITTELFUSE INC /DE
Jun 4, 2026
Award(A)
Direct
10 shares at avg. $480.24$5K
LFUS
LITTELFUSE INC /DE
Apr 22, 2026
Award(A)
Direct
482 shares-
LFUS
LITTELFUSE INC /DE
Mar 5, 2026
Award(A)
Direct
21 shares at avg. $323.58$7K
LFUS
LITTELFUSE INC /DE
Mar 5, 2026
Award(A)
Direct
2 shares at avg. $323.58$647.16
AIRG
AIRGAIN INC
Feb 2, 2026
Award(A)
Direct
7.3K shares-
AIRG
AIRGAIN INC
Jan 2, 2026
Award(A)
Direct
2.3K shares-
LFUS
LITTELFUSE INC /DE
Dec 5, 2025
Award(A)
Direct
3 shares at avg. $258.99$776.97
LFUS
LITTELFUSE INC /DE
Dec 5, 2025
Award(A)
Direct
25 shares at avg. $258.99$6K
AIRG
AIRGAIN INC
Oct 1, 2025
Award(A)
Direct
2.2K shares-
LFUS
LITTELFUSE INC /DE
Sep 5, 2025
Award(A)
Direct
3 shares at avg. $259.58$778.74
LFUS
LITTELFUSE INC /DE
Sep 5, 2025
Award(A)
Direct
25 shares at avg. $259.58$6K
LFUS
LITTELFUSE INC /DE
Aug 11, 2025
Exercise(M)
Direct
911 shares at avg. $199.24$182K
LFUS
LITTELFUSE INC /DE
Aug 11, 2025
Sale(S)
Direct
679 shares at avg. $245.24$167K
LFUS
LITTELFUSE INC /DE
Aug 11, 2025
Exercise(M)
Direct
1.4K shares at avg. $132.08$189K
LFUS
LITTELFUSE INC /DE
Aug 11, 2025
Sale(S)
Direct
1.7K shares at avg. $246.46$410K
LFUS
LITTELFUSE INC /DE
Jun 5, 2025
Award(A)
Direct
3 shares at avg. $214.18$642.54
LFUS
LITTELFUSE INC /DE
Jun 5, 2025
Award(A)
Direct
27 shares at avg. $214.18$6K
LFUS
LITTELFUSE INC /DE
Apr 24, 2025
Award(A)
Direct
1K shares-
LFUS
LITTELFUSE INC /DE
Mar 7, 2025
Other(J)
Direct
20 shares at avg. $218.33$4K
AIRG
AIRGAIN INC
Feb 1, 2025
Award(A)
Direct
4.2K shares-
LFUS
LITTELFUSE INC /DE
Dec 6, 2024
Other(J)
Direct
25 shares at avg. $247.32$6K
LFUS
LITTELFUSE INC /DE
Sep 6, 2024
Other(J)
Direct
22 shares at avg. $256.00$6K

		Type	Shares	Price		Ownership
Sep 3, 2026	LFUS LITTELFUSE INC /DE	Award(A)	1	$414.24	$414	Direct
Sep 3, 2026	LFUS LITTELFUSE INC /DE	Award(A)	17	$414.24	$7,042	Direct
Jun 4, 2026	LFUS LITTELFUSE INC /DE	Award(A)	3	$480.24	$1,441	Direct
Jun 4, 2026	LFUS LITTELFUSE INC /DE	Award(A)	10	$480.24	$4,802	Direct
Apr 22, 2026	LFUS LITTELFUSE INC /DE	Award(A)	482	-	$0	Direct
Mar 5, 2026	LFUS LITTELFUSE INC /DE	Award(A)	21	$323.58	$6,795	Direct
Mar 5, 2026	LFUS LITTELFUSE INC /DE	Award(A)	2	$323.58	$647	Direct
Feb 2, 2026	AIRG AIRGAIN INC	Award(A)	7,257	-	$0	Direct
Jan 2, 2026	AIRG AIRGAIN INC	Award(A)	2,308	-	$0	Direct
Dec 5, 2025	LFUS LITTELFUSE INC /DE	Award(A)	3	$258.99	$777	Direct
Dec 5, 2025	LFUS LITTELFUSE INC /DE	Award(A)	25	$258.99	$6,475	Direct
Oct 1, 2025	AIRG AIRGAIN INC	Award(A)	2,183	-	-	Direct
Sep 5, 2025	LFUS LITTELFUSE INC /DE	Award(A)	3	$259.58	$779	Direct
Sep 5, 2025	LFUS LITTELFUSE INC /DE	Award(A)	25	$259.58	$6,490	Direct
Aug 11, 2025	LFUS LITTELFUSE INC /DE	Exercise(M)	911	$199.24	$181,508	Direct
Aug 11, 2025	LFUS LITTELFUSE INC /DE	Sale(S)	679	$245.24	$166,518	Direct
Aug 11, 2025	LFUS LITTELFUSE INC /DE	Exercise(M)	1,432	$132.08	$189,139	Direct
Aug 11, 2025	LFUS LITTELFUSE INC /DE	Sale(S)	1,664	$246.46	$410,109	Direct
Jun 5, 2025	LFUS LITTELFUSE INC /DE	Award(A)	3	$214.18	$643	Direct
Jun 5, 2025	LFUS LITTELFUSE INC /DE	Award(A)	27	$214.18	$5,783	Direct
Apr 24, 2025	LFUS LITTELFUSE INC /DE	Award(A)	1,019	-	-	Direct
Mar 7, 2025	LFUS LITTELFUSE INC /DE	Other(J)	20	$218.33	$4,367	Direct
Feb 1, 2025	AIRG AIRGAIN INC	Award(A)	4,203	-	-	Direct
Dec 6, 2024	LFUS LITTELFUSE INC /DE	Other(J)	25	$247.32	$6,183	Direct
Sep 6, 2024	LFUS LITTELFUSE INC /DE	Other(J)	22	$256.00	$5,632	Direct

1-25 of 25 transactions

About CHUNG T J

CHUNG T J (SEC CIK 0001217168) files insider reports with the SEC as Director of LITTELFUSE INC /DE (LFUS) and Director of AIRGAIN INC (AIRG).

Signal8 holds 16 ownership filings by CHUNG T J, all Form 4s, filed between Sep 9, 2024 and Sep 8, 2026. Those filings report 25 transactions, from Sep 6, 2024 to Sep 3, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on CHUNG T J's filings is in ROSEMONT, IL.

Recent filings by CHUNG T J

Sep 3, 2026: Grants or awards of LFUS shares (2 lines, Form 4, code A).
Jun 4, 2026: Grants or awards of LFUS shares (2 lines, Form 4, code A).
Apr 22, 2026: Grant or award of LFUS shares (Form 4, code A).
Mar 5, 2026: Grants or awards of LFUS shares (2 lines, Form 4, code A).
Feb 2, 2026: Grant or award of AIRG shares (Form 4, code A).

Other insiders filing for LITTELFUSE INC /DE (LFUS)

PAEPER HOLLY Beth, Director
Ruppel David, SVP & GM Transportation Bus.
HUNTER GORDON, Director
Cerniglia Kristina A., Director
GREEN MARIA C, Director
Kim Peter Sung-Jip, SVP & GM Industrial Business

How to read Form 4 transaction codes