Arbitrum (ARB) Jumps 35%: Robinhood’s Billion-Dollar Chain Could Change the Token’s OutlookSeptember 1, 2026 Arbitrum network is making a comeback on the cryptocurrency market as ARB▲$0.0808 jumped over 35% from its recent low. The token’s price is nearing $ 0.12, with Robinhood Chain emerging as a significant catalyst.