Harvard just made a major move on their crypto exposure. According to the latest 13-F filings with the SEC, Harvard Management Company has completely sold off its entire position in BlackRock's spot Ethereum ETF (ETHA), valued at around $86.8 million. That exit happened in less than two quarters. They also slashed their Bitcoin ETF holdings hard, cutting IBIT shares by roughly 43%, from about 5.35 million down to 3.04 million in Q1 2026. This signals a clear shift toward a more defensive and cautious strategy from one of the world's most prestigious endowments. Harvard is clearly not comfortable with the current volatility in crypto markets. But here is where the story gets interesting. On the flip side, Abu Dhabi's sovereign wealth fund Mubadala is doing the exact opposite. They aggressively increased their Bitcoin ETF exposure in Q1 2026, boosting IBIT holdings to over 14.7 million shares, worth an estimated $565 to $660 million at current prices. Other Abu Dhabi-linked institutions are also maintaining heavy BTC ETF positions, showing strong long-term conviction in Bitcoin. The latest 13-F filings reveal a clear divergence in institutional flows. Bitcoin remains the preferred crypto asset for large portfolios, while Ethereum is seeing more hesitation. The smart money is picking sides.