BlackRock, the world's largest asset manager, suggests a 1-2% Bitcoin allocation for investors, according to a recent report. This range is deemed reasonable for those looking to include BTC in their portfolios without significantly increasing risk. BlackRock compares this allocation to investing in mega-cap tech stocks like Amazon and Microsoft. With $11.5 trillion in assets under management, BlackRock also sponsors the largest spot BTC ETF, iShares Bitcoin Trust. The report highlights Bitcoin's unique return profile, emphasizing its potential for diversification and long-term adoption as key factors.