09 Where it is growing

The Themes Funds Moved Into Fastest

The biggest themes are already full. These are the ones filling up - ranked by how fast the number of funds holding them grew over the three months.

+22%

more funds owned an AI memory company - 841 new owners in three months

Growth in funds holding Themes held by more than 1,000 funds
Theme Growth New owners
AI Memory & HBM +22% +841
Agentic AI Security +18% +448
Photonics & Optical Interconnect +16% +344
Carbon & Pollution Control +13% +378
Chip Equipment & Lithography +12% +516
Bitcoin Miners +12% +170
Cybersecurity · Identity Security +12% +119
Cloud · Edge Computing +11% +204
Analog & Power Semiconductors +10% +355
Power for AI Data Centres +10% +324

The sharpest contrast. Ownership of agentic AI itself fell 4%, while the companies that secure AI agents gained 18%. Funds sold the agents and bought the locks.

Inside the chip and AI build-out Outside it

Memory is where the quarter’s story began and where it is still building. AI memory gained 841 new fund owners - more than any theme not created by a new listing.