March 2026 Altcoin Roundup: Protocol Upgrades, ETF Filings, and Institutional Integrations

A lot happened in March for altcoins. BlackRock put a staked Ethereum ETF on Nasdaq. Solana is deep into testing a consensus upgrade that would bring finality under 150 milliseconds. Polkadot cut i...

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March 2026 Altcoin Roundup: Protocol Upgrades, ETF Filings, and Institutional Integrations

Source: cryptonews.net

A lot happened in March for altcoins. BlackRock put a staked Ethereum ETF on Nasdaq. Solana is deep into testing a consensus upgrade that would bring finality under 150 milliseconds. Polkadot cut its token issuance by more than half and introduced a hard ...