Arbitrum's ARB token is holding its first major support level and curling back upward, according to a widely followed crypto trader, who argues the setup could lead to a breakout move toward $0.185 if buyers keep defending the floor. That read lines up with where broader technical analysis has placed the token's key levels this month: a defended $0.1146-$0.12 zone as the line in the sand, with $0.14 as the first resistance test and $0.25 as the larger target if momentum builds.

The token's recent price action has been unusually sharp for a large-cap layer-2 asset. A near-vertical two-session move pushed ARB's relative strength index to roughly 70, a level generally read as overbought and often followed by a pause or pullback rather than an immediate continuation higher. That combination — strong short-term momentum paired with an overbought signal — is precisely the kind of setup where a defended support level matters most: it tells traders whether the move was a genuine trend change or a temporary squeeze that fades once momentum cools.

An unlock complicates the timing

Working against the bulls is a scheduled token unlock on September 16, which typically adds fresh sell-side supply just as a token is trying to establish new support. Arbitrum's unlock schedule has been a recurring headwind for ARB price action over the past year, and traders positioning for the $0.185 breakout thesis are effectively betting that spot demand can absorb whatever portion of the newly unlocked tokens hits exchanges. ARB is far from alone here — tokens worth more than $1.5 billion in combined value face unlocks over the coming month, and how each one trades around its own unlock date has become a genuine data point for judging market absorption capacity heading into the fourth quarter.

Layer-2 tokens broadly have had a rough stretch relative to Bitcoin and large-cap majors, with on-chain data pointing to Bitcoin profit-taking building while altcoins continue to lag behind it. That backdrop makes ARB's attempt to hold support and curl higher notable less for its absolute size and more for what it says about risk appetite returning to a beaten-down sector — if a token facing a fresh unlock can still find buyers at support, that's a firmer signal than the same move happening in a token with no near-term supply overhang.

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September's broader price forecasts for ARB have clustered in a fairly tight band, with most projections putting the month's likely range between roughly $0.098 and $0.135 — meaningfully below the $0.185 breakout target now circulating among traders. That gap is the crux of the current debate: the bullish case requires ARB to not just hold support but to outrun both its own unlock-driven supply and a broader altcoin market that has been slow to follow Bitcoin higher. Whether Monday's bounce off support is the start of that move or another overbought pullback in the making should become clearer once the unlock has been absorbed and the RSI has had room to cool.