1st Quarter - Report — MP MATERIALS CORP. for MP MATERIALS CORP. (2026)

Firm

MP MATERIALS CORP.

Client

MP MATERIALS CORP.

Income

—

Expenses

$90,000

Expense method

C: businesses, Internal Revenue Code section 162(e)

What was lobbied

6 issue areas, each in the filer's own words, with who lobbied on it and where.

Banking BAN

H.R. 7688, DPA Modernization Act of 2026, all provisions.

Lobbyist	Covered position, as disclosed
REBECCA ROSEN	—

Contacted: HOUSE OF REPRESENTATIVES; SENATE

Bills named: H.R. 7688 (119th)

Defense DEF

Issues pertaining to supply chain development.

Lobbyist	Covered position, as disclosed
REBECCA ROSEN	—

Contacted: Defense, Dept of (DOD); White House Office

Small Business SMB

Issues pertaining to supply chain development.

Lobbyist	Covered position, as disclosed
REBECCA ROSEN	—

Contacted: Small Business Administration (SBA)

Taxation/Internal Revenue Code TAX

Issues pertaining to tax policy. H.R. 1496, Rare Earth Magnet Security Act of 2025, all provisions.

Lobbyist	Covered position, as disclosed
REBECCA ROSEN	—

Contacted: HOUSE OF REPRESENTATIVES

Bills named: H.R. 1496 (119th)

Issues pertaining to supply chain development. H.R. 1496, Rare Earth Magnet Security Act of 2025, all provisions. H.R. 7037, Developing Overseas Mineral Investments and New Allied Networks for Critical Energies Act, all provisions.

Lobbyist	Covered position, as disclosed
REBECCA ROSEN	—

Contacted: Commerce, Dept of (DOC); White House Office; HOUSE OF REPRESENTATIVES; U.S. Trade Representative (USTR)

Bills named: H.R. 1496 (119th), H.R. 7037 (119th)

Shown as published by the Senate Office of Public Records and the House Clerk under the Lobbying Disclosure Act. The official filing is the record; open it for the full form.

MP MATERIALS CORP. for MP MATERIALS CORP.