Coinbase International Exchange has removed 29 altcoins from eligible perpetual-futures collateral, reducing the margin value some users can draw from their existing token balances.
Kosta Gushterov
Journalist
Kosta has reported on cryptocurrency markets and blockchain infrastructure since 2020, bringing over six years of hands-on experience in the crypto industry built through daily tracking of markets, trends, and emerging blockchain developments. Specializing in Bitcoin on-chain analysis, institutional ETF flows, and digital asset price action, his work at Coindoo has been cited by other news agencies and consistently covers market developments with a focus on data-driven reporting across Bitcoin, Ethereum, Solana, and XRP. Over the years, Kosta has contributed to multiple crypto media outlets in different regions, authoring over 6,000 articles across the sector. His reporting spans cryptocurrency markets and the broader fintech industry, tracking not only price action but also the technological and regulatory forces shaping the ecosystem. To support his analysis, Kosta actively leverages on-chain data and metrics from leading platforms such as Santiment, Glassnode, and CryptoQuant, enabling deeper, evidence-based market insights. He believes in the power of transparency and the data that underpins the blockchain ecosystem. His academic background in Marketing Management from Denmark further complements his analytical approach, adding a strong understanding of communication strategy and content positioning to his work.
Latest articles by Kosta Gushterov
HYPE traded near $88 at the time of writing, down about 3.5% over 24 hours and just over 10% from its recent high near $98.
Citi is adding stablecoin acceptance to its business-payments platform, giving institutional clients a way to receive onchain payments through an established banking workflow.
Chainlink’s CCIP 2.0 gives token issuers more control over the evidence required before a cross-chain transfer can be approved and completed.
XRP has slipped below the $1.53 Fibonacci retracement, bringing the next two support zones into focus as the September recovery faces a deeper pullback.
Bitcoin fell toward $82,760 amid renewed U.S.-Iran tensions and broader weakness across risk-sensitive markets, before returning near $83,150 at the time of writing.
Vitalik Buterin’s new Ethereum 2030 essay places the base chain at the centre of settlement while cryptographic proofs take on a greater share of verification.
XRP’s recovery has revived a $2 chart setup, but heavy Binance turnover and leveraged trading leave the rally facing a more demanding test.
Altcoin gains are spreading beyond a group of tokens, but the recovery is adding derivatives exposure faster than fresh onchain dollar liquidity. That gap matters as more holders move assets onto exchanges.
Ethena is extending USDe’s revenue model with tokenized-stock trades, adding a new source of potential return and a new set of dependencies.
About 54 million XRP, valued near $83 million, had left the five original Bitget attacker accounts by September 26, shifting the recovery effort toward custodial gateways.
Bitcoin’s public ledger would remain public under a new proposal called Shielded Bitcoin. The idea is to add a separate private-payment system above it-without a soft fork.
