marcoantonio.eth (@contrarianmarco) — Twitter Score 48 out of 1000

marcoantonio.eth is a software engineer and co-founder who serves as CTO of Ostium Labs, a non-custodial onchain perpetual-futures protocol for traditional-market and crypto assets. marcoantonio.eth's Twitter Score is 48 out of 1000 as of August 2026, ranking #18,729 (top 5%) among 483,944 tracked accounts.

marcoantonio.eth co-founded Ostium Labs, which operates an onchain perpetual-futures market giving traders exposure to currencies, commodities, indices, stocks, and crypto assets without custodial intermediaries. The platform launched its mainnet on October 17, 2024. In December 2025, Ostium announced $24 million in new capital, comprising a $20 million Series A co-led by General Catalyst and Jump Crypto, with participation from Wintermute Ventures, Coinbase Ventures, and Crucible Capital, alongside a $4 million strategic round, bringing total disclosed funding to $27.8 million.

marcoantonio.eth and the Ostium team faced a significant operational challenge in July 2026, when the protocol paused all trading while investigating a security incident involving its OLP liquidity vault on Arbitrum. Per The Block, reporting on July 15, 2026, an attacker apparently exploited the OLP vault; Ostium stated at the time that trader margin remained unmoved within frozen contracts. marcoantonio.eth has 595 posts on the platform and has been mentioned by 24 accounts a total of 47 times.

Who follows marcoantonio.eth on X?

The accounts that follow marcoantonio.eth include 140 founders, 48 angel investors, 59 influencers and 2 VCs, among them Meltem Demirors, Qw, Foobar, John Wang, Binji and DEGEN NEWS.