This 1 Important Signal Is Now Flashing Red for Ethereum. That's Why I'm Selling ETH Right Now.

For many investors, it may be tempting to buy the dip on Ethereum (CRYPTO: ETH). For the year, the world's second-largest cryptocurrency is down 30%. And at a price of just $2,050, Ethereum is down 57% from its all-time high of $4,954 from last summer.

But one important signal is now flashing red for Ethereum, meaning that this may be far more than just a "dip." That makes Ethereum a clear coin to avoid for now.

ETF inflows and outflows

That one important signal is "ETF inflows." Or, in this case, ETF outflows. For 23 consecutive trading days, spot Ethereum ETFs experienced net outflows. That's a remarkable losing streak spanning more than a month, from Sept. 29 to Oct. 30. In October alone, more than $1.61 billion exited these spot Ethereum ETFs.

Image source: Getty Images.

This clearly indicates a lack of institutional demand for Ethereum, and that's a real problem. Without significant buy-in from large institutional investors going forward, it's hard to see how Ethereum is going to mount a new rally in 2027.

The numbers are even more concerning when you consider that this is the longest losing streak since the launch of the new spot Ethereum ETFs in July 2024. It might sound hyperbolic, but this losing streak for Ethereum is historic, and certainly doesn't provide an optimistic setup heading into next year.

Admittedly, one can point to the broader sell-off in tech and a sudden lack of risk appetite among investors as reasons for continued outflows from the spot ETFs. Certainly, market sentiment does play a role. And market sentiment in crypto is notoriously fickle.

Reasons for concern about Ethereum

But there are structural factors at work, too. In short, blockchain activity on Ethereum appears to be stagnating this year. For example, active Ethereum addresses have now fallen to their lowest level since December 2025.

While stablecoins and asset tokenization remain potential catalysts for Ethereum's growth, it now appears that other smart-contract blockchain platforms -- such as Solana (CRYPTO: SOL) -- are making serious inroads into Ethereum's traditional dominance in decentralized finance (DeFi).

That makes me seriously question the whole "ETH 2.0" investment thesis proposed by Tom Lee, a notable Wall Street strategist who also happens to be the chairman of the world's largest Ethereum treasury company. According to Lee, Ethereum is about to experience a new golden age of decentralized finance, as well as skyrocketing demand for its blockchain infrastructure from Wall Street titans.

I'm not sold on that vision. That being said, Ethereum can still be a fabulous long-term investment, as long as you're willing to be extremely patient. But I'm moving on. If big institutional investors are exiting their Ethereum positions, I am too.

Dominic Basulto has positions in Ethereum and Solana. The Motley Fool has positions in and recommends Ethereum and Solana. The Motley Fool has a disclosure policy.