According to @EmberCN, an Ethereum ICO-era whale or institution has staked 150,000 ETH worth about $646 million after four years of inactivity, with the movement visible on-chain. Source: @EmberCN on X; Arkham Intel explorer https://intel.arkm.com/explorer/address/0x317BcFCC8d645e365A796eb505b57c060aC2132B. The entity originally received 1,000,000 ETH across three addresses during the 2015 Ethereum ICO, establishing provenance for the current holdings. Source: @EmberCN on X. The last recorded action before today was in July 2021 when 55,000 ETH was transferred to Gemini at an ETH price of $2,462. Source: @EmberCN on X. After today’s 150,000 ETH deposit into staking, the entity is estimated to still hold around 250,000 ETH valued near $1.1 billion, with about 100,000 ETH remaining at associated addresses. Source: @EmberCN on X; Arkham Intel explorer https://intel.arkm.com/explorer/address/0x317BcFCC8d645e365A796eb505b57c060aC2132B. Traders can track subsequent inflows or outflows from the cited address on Arkham to monitor any changes in on-chain behavior relevant to ETH liquidity. Source: Arkham Intel explorer https://intel.arkm.com/explorer/address/0x317BcFCC8d645e365A796eb505b57c060aC2132B.

According to @lookonchain, an Ethereum ICO participant who received 1,000,000 ETH reactivated after 8 years and transferred 150,000 ETH valued at about $645M to a new wallet for staking, source: @lookonchain. The participant invested $310,000 in the Ethereum ICO across three wallets and received 1,000,000 ETH now valued around $4.3B, source: @lookonchain. After staking 150,000 ETH, the participant still holds 105,000 ETH valued at about $451.5M across two wallets, source: @lookonchain. ICO wallets reported are 0x87d7ac0653ccc67aa9c3469eef4352193f7dbb86, 0xdddd7b9e6eab409b92263ac272da801b664f8a57, and 0x7c532db9e0c06c26fd40acc56ac55c1ee92d3c3a; the staking wallet is 0x317BcFCC8d645e365A796eb505b57c060aC2132B; the wallets still holding 105,000 ETH are 0x7c2a289c0523e748c286A37570D2efc16d2C934e and 0x565B8FbF9336BeC8FbFb4F78fBf30D7f70D6973b, source: @lookonchain.

According to @rovercrc, a buyer dubbed 'The Ether Machine' purchased another 150,000 ETH valued at $635.8 million, posted on X on Sep 2, 2025 (source: @rovercrc on X, 2025-09-02). The figures imply an average execution price near $4,239 per ETH based on the 150,000 ETH and $635.8 million stated in the post (source: @rovercrc on X, 2025-09-02). The post did not include wallet addresses or transaction hashes for independent verification, so this remains a single-source report for traders to note (source: @rovercrc on X, 2025-09-02).