In the report, Galaxy Digital researchers found that NFT creators’ royalty rates on OpenSea—the top overall marketplace by trading volume—have doubled over the past year on average, jumping from a 3% cut of sales to 6%. The researchers also discovered a concentration of royalties among just 10 entities, data that suggests the NFT economy may be more centralized than some might have thought.
Source: NFT Creators Have Earned $1.8 Billion in Royalties to Date: Galaxy Digital – Decrypt