U.K. Materials High Insider Buying

Rio Tinto Group

Market Cap: UK£79.6b

Engages in exploring, mining, and processing mineral resources worldwide.

Anglo American

Market Cap: UK£23.3b

Operates as a mining company in the United Kingdom and internationally.

Croda International

Market Cap: UK£3.5b

Engages in the consumer care, life science, and industrial specialty businesses in Europe, the Middle East, Africa, North America, Asia, and Latin America.

Johnson Matthey

Market Cap: UK£3.0b

Engages in the clean air, catalyst and hydrogen technology, and platinum group metals (PGM) service businesses in the United Kingdom, Germany, rest of Europe, the United States, rest of North America, China, rest of Asia, and internationally.

SigmaRoc

Market Cap: UK£1.4b

Through its subsidiaries, invests in and/or acquires projects in the quarried materials sector.

Breedon Group

Market Cap: UK£1.3b

Engages in the quarrying, manufacture, and sale of construction materials and building products primarily in the United Kingdom and internationally.

Elementis

Market Cap: UK£977.7m

Operates as a specialty chemical company in the United Kingdom, rest of Europe, North America, and internationally.

Victrex

Market Cap: UK£601.0m

Through its subsidiaries, engages in the manufacture and sale of polymer solutions worldwide.

Marshalls

Market Cap: UK£496.6m

Manufactures and sells landscape, building, and roofing products in the United Kingdom and internationally.

Metals Exploration

Market Cap: UK£411.1m

Metals Exploration plc identifies, acquires, explores for, and develops mining and processing properties in the United Kingdom and the Philippines.

Serabi Gold

Market Cap: UK£152.6m

Engages in the evaluation, exploration, and development of gold and other metals mining projects in Brazil.

Synthomer

Market Cap: UK£107.9m

Manufactures and supplies specialised polymers and ingredients for coatings, construction, adhesives, and health and protection sectors.

Haydale Graphene Industries

Market Cap: UK£24.9m

Through its subsidiaries, engages in the design, development, and commercialization of advanced materials using graphene and other nanomaterials in United Kingdom, Europe, the United States, China, Thailand, South Korea, Japan, and internationally.

Atome

Market Cap: UK£24.0m

Engages in producing, marketing, and distributing green hydrogen and ammonia in the United Kingdom, Costa Rica, Iceland, and Paraguay.

Power Metal Resources

Market Cap: UK£16.8m

Engages in the exploration and exploitation of mineral resources in Africa, Australia, North America, and the Middle East.

Great Southern Copper

Market Cap: UK£14.1m

Engages in the exploration and evaluation of mineral properties in Chile.

Directa Plus

Market Cap: UK£12.0m

Manufactures and sells graphene-based products for industrial and commercial applications in Italy, Romania, and internationally.

Coral Products

Market Cap: UK£9.6m

Manufactures, sells, and distributes various specialized plastic products and services in the United Kingdom, rest of Europe, and internationally.

Oriole Resources

Market Cap: UK£7.8m

Engages in the exploration and development of gold and other base metals in Turkey, East Africa, and West Africa.

Hardide

Market Cap: UK£5.9m

Engages in the provision of advanced tungsten carbide/tungsten metal matrix composite coatings in the United Kingdom, Europe, North America, and internationally.

Mila Resources

Market Cap: UK£3.3m

Engages in exploration and development of mineral resource properties.

Chesterfield Resources

Market Cap: UK£1.0m

Engages in the exploration and development of precious and base metals in Canada.