The Ethereum Foundation plans to reduce annual operating expenses from 15% to 5% of its total treasury value over the next five years, aligning with long-term endowment-style financial targets

Quotes that support claims

The organization, which spearheads and supports Ethereum development, shared plans to gradually lower its annual spending from 15% of its treasury to a goal of 5%.

We intend to reduce annual opex roughly linearly over the next five years, ending at a long-term 5% baseline that is common for endowment-based organizations.