Barbara Humpton

Insider Reports History

Reporting-owner location: Berwyn, PA
Latest reporting-owner signature: /s/ Derek Ching, attorney-in-fact for Barbara Humpton
Source: Latest parsed Forms 3/4/5 signature
Transaction source note: Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Barbara Humpton

Form 4 holding Former Chief Executive Officer, Former Director

USA Rare Earth, Inc.

Security class: Common Stock, par value $0.0001 per share
Shares / value: 130,939
Estimated value: $1,800,411
Report date: 02 Oct 2026
Price: $13.75
Ownership: Direct

Form 4 holding Director

MARA Holdings, Inc.

Security class: Common Stock
Shares / value: 136,339
Estimated value: $1,492,912
Report date: 13 Feb 2026
Price: $10.95
Ownership: Direct

Form 4 holding Director

Fluence Energy, Inc.

Security class: Class A Common Stock
Shares / value: 4,000
Estimated value: $88,200
Report date: 01 Nov 2021
Price: $22.05
Ownership: Direct

Form 4 holding Director

TRIUMPH GROUP INC

Security class: Common Stock
Shares / value: 0
Estimated value: $0
Report date: 24 Jul 2025
Price: $25.75
Ownership: Direct

Form 4 holding Former Chief Executive Officer, Former Director

USA Rare Earth, Inc.

Security class: Restricted Stock Units
Shares / value: 31,333
Estimated value
Report date: 01 Oct 2026
Price
Ownership: Direct
Underlying class: Common Stock, par value $0.0001 per share
Underlying amount

Insider Reports Filed by Barbara Humpton

4 USAR

USA Rare Earth, Inc.

Report period: 01 Oct 2026
Transactions: 7
Transaction value: -$1,215,376
Accepted by SEC: 05 Oct 2026, 20:48
Role: Former Chief Executive Officer, Former Director
Next action: Open filing details

4 MARA

MARA Holdings, Inc.

Report period: 13 Feb 2026
Transactions: 1
Transaction value: $0
Accepted by SEC: 13 Feb 2026, 21:02
Role: Director
Next action: Open filing details

4 USAR

USA Rare Earth, Inc.

Report period: 01 Oct 2025
Transactions: 3
Transaction value: $0
Accepted by SEC: 03 Oct 2025, 16:43
Role: Chief Executive Officer, Director
Next action: Open filing details

3 USAR

USA Rare Earth, Inc.

Report period: 01 Oct 2025
Transactions: 0
Transaction value: $0
Accepted by SEC: 03 Oct 2025, 16:42
Role: Chief Executive Officer, Director
Next action: Open filing details

4 TGI

TRIUMPH GROUP INC

Report period: 24 Jul 2025
Transactions: 1
Transaction value: $0
Accepted by SEC: 28 Jul 2025, 16:12
Role: Director
Next action: Open filing details

4 MARA

MARA Holdings, Inc.

Report period: 28 Feb 2025
Transactions: 1
Transaction value: $0
Accepted by SEC: 28 Feb 2025, 21:45
Role: Director
Next action: Open filing details

4 MARA

MARA Holdings, Inc.

Report period: 20 Dec 2024
Transactions: 1
Transaction value: $0
Accepted by SEC: 26 Dec 2024, 20:26
Role: Director
Next action: Open filing details

3 MARA

MARA Holdings, Inc.

Report period: 01 Sep 2024
Transactions: 0
Transaction value: $0
Accepted by SEC: 06 Sep 2024, 17:11
Role: Director
Next action: Open filing details

4 TGI

TRIUMPH GROUP INC

Report period: 08 Aug 2024
Transactions: 1
Transaction value: $0
Accepted by SEC: 12 Aug 2024, 11:07
Role: Director
Next action: Open filing details

4 TGI

TRIUMPH GROUP INC

Report period: 25 Jul 2023
Transactions: 1
Transaction value: $0
Accepted by SEC: 27 Jul 2023, 13:54
Role: Director
Next action: Open filing details

4 TGI

TRIUMPH GROUP INC

Report period: 15 Jul 2022
Transactions: 1
Transaction value: $0
Accepted by SEC: 19 Jul 2022, 13:59
Role: Director
Next action: Open filing details

4 FLNC

Fluence Energy, Inc.

Report period: 01 Nov 2021
Transactions: 1
Transaction value: +$112,000
Accepted by SEC: 03 Nov 2021, 16:31
Role: Director
Next action: Open filing details

3 FLNC

Fluence Energy, Inc.

Report period: 28 Oct 2021
Transactions: 0
Transaction value: $0
Accepted by SEC: 28 Oct 2021, 21:24
Role: Director
Next action: Open filing details

4 TGI

TRIUMPH GROUP INC

Report period: 21 Jul 2021
Transactions: 1
Transaction value: $0
Accepted by SEC: 22 Jul 2021, 11:37
Role: Director
Next action: Open filing details

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