According to @lookonchain, BlackRock deposited 2,292 BTC ($199.8M) and 9,976 ETH ($29.23M) to Coinbase Prime; the transfers are shown under a BlackRock-labeled entity on Arkham Intelligence (source: https://twitter.com/lookonchain/status/2003798297488842829; source: https://intel.arkm.com/explorer/entity/blackrock). Coinbase Prime is Coinbase’s institutional trading and custody platform, meaning assets moved there are available for institutional execution and settlement on Coinbase infrastructure (source: https://www.coinbase.com/prime). The combined value is about $229M based on the figures reported by @lookonchain, a scale that traders often track for near-term liquidity considerations on BTC and ETH markets (source: https://twitter.com/lookonchain/status/2003798297488842829).

According to Lookonchain, wallet 0x72F8 deposited all 16.86M ENA into Coinbase Prime, with the activity reported on Dec 23, 2025. Source: https://twitter.com/lookonchain/status/2003299368506712186 According to Lookonchain, these ENA tokens were accumulated about a year ago around $1.10 for a total cost of $18.53M and are now valued near $3.51M, implying a loss exceeding $15M (-81%). Source: https://twitter.com/lookonchain/status/2003299368506712186 The address history and related transaction details for 0x72F8, including exchange deposit traces, can be reviewed via Arkham Intelligence’s address page for verification. Source: https://intel.arkm.com/explorer/address/0x72F8a6947EbE59862c79a715cab9669A0aC97e6e

According to @lookonchain, BlackRock deposited 2,019 BTC (about $181.7M) and 29,928 ETH (about $91.3M) to Coinbase Prime on Dec 22, 2025. Source: @lookonchain on X. Arkham Intelligence’s BlackRock entity page shows the wallets attributed to BlackRock sending these amounts to Coinbase Prime addresses. Source: Arkham Intelligence. The combined value totals roughly $273.0M based on the reported USD figures, implying about $90,000 per BTC and approximately $3,050 per ETH at the time of reporting. Source: @lookonchain on X. Coinbase describes Coinbase Prime as its institutional platform for custody and trading, indicating the assets were moved to an institutional venue. Source: Coinbase Institutional (Coinbase Prime).

According to @lookonchain, BlackRock moved 74,973 ETH worth $220.1M and 2,257 BTC worth $197.58M to Coinbase Prime on Dec 17, 2025, indicating a large institutional transfer to an exchange venue, source: @lookonchain; Arkham Intelligence. Coinbase Prime is an institutional trading and custody platform used for execution and settlement by professional clients, making such inflows relevant for monitoring potential trading activity, source: Coinbase Institutional. Traders track large exchange deposits as actionable signals in on-chain flow analysis to anticipate liquidity and execution patterns, based on historical research of exchange inflows, source: Glassnode On-Chain Reports.

According to @lookonchain, a wallet labeled BlackRock deposited 47,463 ETH worth about $140M to Coinbase Prime on Dec 16, 2025, with the transfer traceable on Arkham Intelligence’s BlackRock entity page, source: Lookonchain on X; source: intel.arkm.com. Coinbase Prime is Coinbase’s institutional execution and custody platform, indicating the flow entered an exchange venue used by institutions, source: Coinbase Institutional Prime product page at coinbase.com. Large ETH inflows to exchanges have historically aligned with increased near-term sell-side liquidity and higher volatility, a relationship monitored via exchange netflow metrics, source: CryptoQuant Research on Exchange Flows; source: Glassnode Insights on exchange balances and market impact. ETH traders can track subsequent Coinbase-linked inflows/outflows and spot order book depth to confirm whether this transfer results in actual selling versus internal custody movement, source: CryptoQuant Metrics Guide on Exchange Netflow and Order Book analytics.

According to @EmberCN, a16zcrypto transferred 276,000 COMP worth about $7.6 million to Coinbase Prime roughly two hours prior, indicating a venue-side move of inventory (source: @EmberCN). According to @EmberCN, a16z led Compound’s round and received 1,000,000 COMP in March 2020, equal to 10% of COMP’s total supply (source: @EmberCN). According to @EmberCN, a16z’s labeled on-chain wallets now mainly hold 64 million UNI (~$325 million) and 19.51 million OP (~$5.71 million) and no longer hold COMP (source: @EmberCN). Coinbase Prime is Coinbase’s institutional trading and custody platform where deposited assets can be executed via exchange and OTC services, making the transferred COMP tradable on venue infrastructure if orders are placed (source: Coinbase Prime, Coinbase). For trading, watch COMP spot volumes and Coinbase-related order flow given the wallet-to-exchange movement, and track UNI and OP on-chain and venue flows in light of the updated a16z allocations (sources: @EmberCN; Coinbase Prime).

According to @lookonchain, BlackRock-labeled wallets received 567.25 BTC valued at $49.28M and 7,558 ETH valued at $22.76M from Coinbase Prime on Dec 15, 2025, with entity attribution confirmed by Arkham Intelligence as cited by Lookonchain. Based on Lookonchain-reported transaction details and Arkham Intelligence labeling, the combined $72.04M transfer reflects an outflow from Coinbase Prime to BlackRock custody addresses, a magnitude relevant for monitoring near-term BTC and ETH liquidity and order-book dynamics (source: Lookonchain; source: Arkham Intelligence).

According to @OnchainLens, Alameda Research unstaked 194,861 SOL valued at roughly USD 25.5 million about 23 hours ago and transferred the tokens to BitGo Custody, as traced on Arkham Intelligence. According to @OnchainLens, 88,877 SOL worth about USD 12.13 million from this batch was deposited to Coinbase Prime roughly 3 hours ago, with the flows attributed to the Alameda Research entity on Arkham Intelligence. According to Arkham Intelligence, the wallets involved are labeled for Alameda Research with destinations identified as BitGo Custody and Coinbase Prime, allowing traders to monitor the entity page for any additional SOL movements and sizing of transfers.

According to @lookonchain, SpaceX transferred 1,021 BTC valued at $94.48M on Dec 10, 2025 (source: Lookonchain on X). @lookonchain linked Arkham Intelligence’s SpaceX entity page showing the BTC originated from a wallet labeled as belonging to SpaceX (source: Arkham Intelligence via Lookonchain). @lookonchain stated the destination may be Coinbase Prime for custody, which is unconfirmed (source: Lookonchain on X).

According to @OnchainLens, Ethena withdrew 1.59B ENA valued at $443.33M from Coinbase Prime to address 0xB805Ef84dd9c7DE96D8Fe79C1B6F2cA52E890936, based on Nansen on-chain data (source: Onchain Lens; data: Nansen). The figures imply an approximate transfer valuation of $0.279 per ENA derived from the reported totals (source: Onchain Lens; data: Nansen). The disclosed destination address provides a concrete reference for tracking subsequent ENA flows relevant to exchange liquidity monitoring (source: Onchain Lens; data: Nansen).

According to Lookonchain, BlackRock deposited 24,791 ETH (about $78.3M) to Coinbase Prime on Dec 8, 2025, based on Arkham’s labeled BlackRock entity and transaction trace, source: https://x.com/lookonchain/status/1997993004167287087 and https://intel.arkm.com/explorer/entity/blackrock. Coinbase Prime is an institutional platform offering trading and custody, indicating these ETH are now at a venue where institutions can execute or custody assets, source: https://www.coinbase.com/prime. Historically, higher balances and inflows to exchanges have aligned with increased near-term sell-side liquidity for ETH, which traders monitor as a potential supply-side signal, source: https://academy.glassnode.com/metrics/supply/balance-on-exchanges and https://academy.glassnode.com/metrics/supply/exchange-net-position-change.

According to Lookonchain, BlackRock deposited 1,385 BTC (approximately $126 million) and 799 ETH (approximately $2.5 million) to Coinbase Prime, with the activity referenced via Arkham Intelligence’s BlackRock entity page; source: https://twitter.com/lookonchain/status/1996910907121889417, source: https://intel.arkm.com/explorer/entity/blackrock. Arkham Intelligence lists the entity as BlackRock, and Coinbase states that Coinbase Prime is its institutional trading and custody platform—making large transfers to Prime a key flow to monitor for traders; source: https://intel.arkm.com/explorer/entity/blackrock, source: https://www.coinbase.com/institutional/prime.

According to @lookonchain, BlackRock deposited 44,140 ETH worth approximately $135.36M to Coinbase Prime, with the wallet attribution matching Arkham Intelligence’s BlackRock-labeled entity; source: Lookonchain (X) and Arkham Intelligence. Coinbase Prime is Coinbase’s institutional trading and custody platform used for execution and settlement, making such inflows notable for monitoring institutional activity; source: Coinbase Prime. On-chain analytics frameworks track exchange-bound inflows as potential indicators of increased sell-side liquidity or near-term trading activity in ETH; source: Glassnode research (Week On-Chain/Academy).

According to @OnchainLens, BlackRock deposited 1,634 BTC worth $142.6M to Coinbase Prime, with the wallet attribution and transfer details referenced via Arkham Intelligence’s BlackRock entity page. Source: Onchain Lens; Arkham Intelligence. The on-chain tagged transfer to Coinbase Prime represents a notable exchange inflow that traders track for potential liquidity dynamics around spot BTC markets. Source: Onchain Lens; Arkham Intelligence.

According to @lookonchain, BlackRock deposited 1,634 BTC (approximately USD 142.6 million) to Coinbase Prime on Dec 2, 2025; source: x.com/lookonchain/status/1995841322725638439. Arkham Intelligence attributes the entity involved to BlackRock, corroborating the identification of the transfer; source: intel.arkm.com/explorer/entity/blackrock. For trading desks, this is a sizable institutional BTC flow on a prime venue and is therefore a notable on-chain alert to monitor for liquidity and execution context; source: x.com/lookonchain/status/1995841322725638439.

According to Lookonchain, wallet 0x631e, labeled as linked to Ethena Labs, withdrew 25M ENA (about $6M) from Bybit approximately three hours ago, source: Lookonchain on X dated Dec 2, 2025. According to Lookonchain, cumulative withdrawals by this wallet have reached 405.15M ENA (about $96.8M) from Bybit and Coinbase Prime since Nov 7, source: Lookonchain on X dated Dec 2, 2025. According to Arkham Intelligence, the address 0x631eE55b8Ecd7Afb53ec30211a082691a4Cbe3ae and its recent exchange outflows can be verified on the Arkham Intelligence address explorer, source: Arkham Intelligence.

According to @lookonchain, BlackRock deposited 2,156 BTC, valued at about 186 million dollars, to Coinbase Prime, with the attribution and transfer visible on Arkham Intelligence’s BlackRock entity page. Source: @lookonchain X post; Arkham Intelligence explorer. For context, 2,156 BTC equals roughly 4.8 days of new Bitcoin supply based on the current 3.125 BTC block subsidy that produces about 450 BTC per day. Source: Bitcoin.org Developer Guide on controlled supply. Historically, elevated BTC exchange inflows have coincided with increased near-term sell-side pressure and softer short-term returns, a pattern documented by on-chain analytics. Source: CryptoQuant research; Glassnode insights. Traders can monitor Coinbase spot order-book depth and spreads for liquidity shifts during US hours, as changes in depth can affect execution costs on US venues. Source: Kaiko market microstructure research.

According to @lookonchain, BlackRock received 477 BTC ($43.67M) and 16,629 ETH ($50.64M) from Coinbase Prime, with the recipient wallet attributed to BlackRock on Arkham Intelligence (source: Lookonchain on X; source: Arkham Intelligence Explorer). The post notes this happened again and the combined inflows total about $94.31M based on the USD values provided by @lookonchain and the entity labeling on Arkham Intelligence (source: Lookonchain on X; source: Arkham Intelligence Explorer).

According to @lookonchain, SpaceX transferred out another 1,163 BTC valued at approximately $105.23 million about two hours ago, with the move identified via the Arkham Intelligence SpaceX-labeled entity page (source: @lookonchain; Arkham Intelligence). According to @lookonchain, the destination may be Coinbase Prime for custody, but this has not been confirmed at the time of reporting (source: @lookonchain). According to Arkham Intelligence as cited by @lookonchain, the sending wallet is attributed to SpaceX, and the post provides no evidence of an exchange sale or order-book interaction, leaving immediate market impact unverified (source: Arkham Intelligence; @lookonchain).

According to @lookonchain, wallets labeled as BlackRock received 953 BTC ($83.43M) and 15,722 ETH ($46.24M) from Coinbase Prime over the past 20 minutes, totaling $129.67M in inbound transfers, Source: @lookonchain on X; intel.arkm.com/explorer/entity/blackrock. This is a short-window, high-volume exchange outflow to the BlackRock entity label on Arkham that provides a concrete on-chain flow signal for BTC and ETH traders to monitor, Source: @lookonchain; Arkham Intelligence.