Here’s a sentence that would have gotten you laughed out of a wealth management conference five years ago: family offices are adding crypto to their portfolios because they want to reduce risk.

According to a BNY Mellon survey covering the 2025-2026 period, 74% of family offices are now either invested in or actively exploring cryptocurrencies like Bitcoin and Ethereum. That’s nearly double the 39% of single-family offices that reported similar interest in prior surveys.

The math behind the counterintuitive move

The core argument rests on correlation, or rather the lack of it. Bitcoin has historically shown low correlation to traditional asset classes like equities and bonds. In portfolio construction, adding an uncorrelated asset, even a volatile one, can smooth out overall returns.

Between April 2019 and March 2024, adding just 3% crypto exposure to a standard 60/40 stock-and-bond portfolio reportedly elevated returns from 33.3% to 52.9%.

Typical allocations remain conservative. Family offices are generally dedicating somewhere between 1% and 5% of their portfolios to digital assets. More risk-averse offices cluster at the lower end. And the composition of that crypto allocation skews heavily toward Bitcoin, with 70-80% of crypto holdings parked in BTC as a core position.

The institutional divide

JPMorgan’s 2026 data tells the other side of the story: 89% of family offices reported no digital asset investments at all. The primary concerns remain familiar, namely market volatility and regulatory uncertainty.

So you have two data points that seem contradictory. BNY Mellon says 74% are exploring or invested. JPMorgan says 89% haven’t touched digital assets. The gap likely reflects different survey methodologies and the distinction between “exploring” and “actually deploying capital.”

Spot Bitcoin ETFs have given traditional allocators a familiar wrapper for crypto exposure. Specialized custodial services have addressed the “what if someone loses the keys” problem that kept many institutional investors on the sidelines. Some family offices have reportedly anchored funds as large as $100 million, specifically seeking market-neutral strategies in crypto that harvest returns without taking directional bets.

What this means for crypto markets

For Bitcoin specifically, the 70-80% allocation preference from family offices reinforces its position as the institutional entry point for crypto exposure. Ethereum picks up most of the remainder.

There’s a risk worth watching, though. If family offices are primarily allocating to Bitcoin as a diversification tool based on its historical low correlation to equities, that thesis gets tested every time Bitcoin trades in lockstep with the Nasdaq during a market selloff. Correlation is not a fixed property. It tends to spike during exactly the moments when diversification matters most: broad market stress events. If a future crisis reveals that Bitcoin correlates with everything else when it counts, the risk-reduction thesis could unravel quickly.