Altcoins still have some gas left in the tank: according to Glassnode, the share of open interest in altcoin futures is still well below that of BTC. Historically, things only get overheated when the gap between them tightens to just a few percentage points. Right now, there’s no such signal, so the altcoin market is still steering clear of the danger zone.

Glassnode’s Take

Analysts point to the persistent gap in open interest shares: altcoins still lag behind bitcoin in futures weight, and that doesn’t look like an overheated phase. The key marker—when those shares close in to just “a few percentage points”—just isn’t happening yet, which lowers the odds of a sudden altcoin market blow-off.

What Open Interest Tells Us

Open interest (OI) in derivatives tracks the volume of contracts that haven’t been closed out—basically, it shows traders’ appetite for risk. When altcoin OI quickly catches up to bitcoin’s, that’s usually a red flag for overheated expectations. The current wide gap points to a more cautious stance from traders.

Why This Matters for the Market

No signs of overheating means there’s still room for altcoins to move up, and the risk of sudden position wipeouts is lower than what you’d expect late in a rally. Still, things can shift fast—so keeping an eye on the OI gap and how derivatives are behaving is key for anyone playing the altcoin game.