Justin Mateen

CIK: 0001712500

Transaction Breakdown

Open Market Buys (P)3 (50.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)1 (16.7%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (1)

ABTC

American Bitcoin Corp.

Director

Discretionary Trading P&L

Holdings

Transaction History (6 total)

ABTC
American Bitcoin Corp.
Aug 6, 2026
Purchase(P)
Direct
162.4K shares at avg. $6.19$1.0M
ABTC
American Bitcoin Corp.
Aug 5, 2026
Purchase(P)
Direct
144.5K shares at avg. $6.40$925K
ABTC
American Bitcoin Corp.
Jul 29, 2026
Award(A)
Restricted Stock Units
Direct
46.4K shares-
ABTC
American Bitcoin Corp.
Jun 22, 2026
Exercise(M)
Direct
254.8K shares-
ABTC
American Bitcoin Corp.
Mar 3, 2026
Purchase(P)
Direct
1.8M shares at avg. $1.03$1.9M
ABTC
American Bitcoin Corp.
Feb 24, 2026
Award(A)
Restricted Stock Units
Direct
254.8K shares-

		Type	Shares	Price		Ownership
Aug 6, 2026	ABTC American Bitcoin Corp.	Purchase(P)	162,438	$6.19	$1,005,053	Direct
Aug 5, 2026	ABTC American Bitcoin Corp.	Purchase(P)	144,543	$6.40	$924,555	Direct
Jul 29, 2026	ABTC American Bitcoin Corp.	Award(A) Restricted Stock Units	46,404	-	-	Direct
Jun 22, 2026	ABTC American Bitcoin Corp.	Exercise(M)	254,778	-	$0	Direct
Mar 3, 2026	ABTC American Bitcoin Corp.	Purchase(P)	1,800,000	$1.03	$1,854,000	Direct
Feb 24, 2026	ABTC American Bitcoin Corp.	Award(A) Restricted Stock Units	254,778	-	-	Direct

1-6 of 6 transactions

About Mateen Justin

Mateen Justin (SEC CIK 0001712500) files insider reports with the SEC as Director of American Bitcoin Corp. (ABTC).

Signal8 holds 6 ownership filings by Mateen Justin (1 Form 3, 5 Form 4), filed between Sep 12, 2025 and Aug 7, 2026. Those filings report 6 transactions, from Feb 24, 2026 to Aug 6, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Mateen Justin's filings is in MIAMI, FL.

Recent filings by Mateen Justin

Aug 6, 2026: Open-market purchase of ABTC shares (Form 4, code P).
Aug 5, 2026: Open-market purchase of ABTC shares (Form 4, code P).
Jul 29, 2026: Grant or award of ABTC derivative securities (Form 4, code A).
Jun 22, 2026: Option exercise of ABTC shares (Form 4, code M).
Mar 3, 2026: Open-market purchase of ABTC shares (Form 4, code P).

Other insiders filing for American Bitcoin Corp. (ABTC)

Sacks Paul, Interim CFO
Broukhim Michael, Director
Busch Richard, Director
Prusak Matthew, PRESIDENT, INTERIM CFO
Genoot Asher, EXECUTIVE CHAIRMAN
Ho Michael, CHIEF EXECUTIVE OFFICER

How to read Form 4 transaction codes