Bitcoin recorded net outflows of $333 million while USDC saw net inflows of $168 million over the past 24 hours, Coinglass data cited by BlockBeats show. Other tokens posting inflows included FDUSD ($7.72 million), LTC ($6.09 million), PAXG ($3.33 million), and XAUT ($3.06 million). Outflows were also recorded for ETH ($81.56 million), XRP ($60.06 million), ZEC ($16.67 million), and USDE ($14.13 million).

On December 23, Ethereum derivatives whale address pension-usdt.eth reduced its long position by 5,180.87 ETH about 5 hours ago, realizing a $230,000 profit, and rebuilt the position back to 30,000 ETH within the past hour, on-chain analyst Ai 姨 (@ai_9684xtpa) reports. The address trimmed its position in the $3,002.6–$3,019 range and re-added longs between $2,954 and $2,964, completing an intraday swing trade while remaining among the top 3 ETH long positions on Hyperliquid. The current position is valued at $88.9M with an average entry of $2,967.88 per ETH, an unrealized loss of $128,000, and total account profit of $25.13M.

MacSync Stealer has significantly advanced on macOS with user assets already stolen, 23pds said on Dec. 23, BlockBeats reports. The new build no longer requires Terminal steps and is distributed as zk-call-messenger-installer-3.9.2-lts.dmg, a code-signed, Apple-notarized Swift app under developer team ID GNJLS3UYZ4, with hashes not revoked at analysis time. A Swift helper fetches and executes encoded scripts from a remote server, while the unusually large DMG contains LibreOffice-related PDFs as decoys. The malware targets browser data, account credentials and crypto wallet information.

Centralized exchanges recorded a combined net outflow of 15,200 ETH over the past 24 hours on Dec. 23, Coinglass data show. Binance led outflows with 26,300 ETH withdrawn, followed by Bybit with 2,616.43 ETH and Gate with 1,334.72 ETH. Kraken saw the largest net inflow during the period, receiving 13,300 ETH.

An address identified as linked to BlackRock completed the acquisition of 4,534 Ethereum (ETH) and 45.379 Bitcoin (BTC) on December 23, as indicated by on-chain data. Following these transactions, the address's total holdings in digital assets have reached an aggregate value of $79.127 billion.

As Christmas approached on December 23, crypto liquidity thinned, with Bitcoin range-bound while gold hit record highs, according to QCP. BTC perpetual open interest fell about $3 billion overnight and ETH OI dropped roughly $2 billion, signaling de-leveraging rather than renewed risk-taking. QCP warned this liquidity contraction raises the risk of holiday volatility, with Bitcoin historically swinging 5%–7% during Christmas week. This risk is heightened by the expiry of about 300,000 BTC options worth $23.7 billion and 446,000 IBIT options later this week.

A whale address (0xa339) that uses cyclical lending to go long on ETH sold 10,006 ETH worth $30.05 million within one hour on Dec. 23, EmberCN data show. The address has unloaded 30,605 ETH over the past week for $89.14 million, at an average selling price of $2,913 per ETH versus an acquisition cost of about $2,545, locking in more than $11 million in profit.

A wallet address staked 1,173,614 SOL, worth approximately $148 million, on Dec. 23, SolanaFloor data show. The transaction occurred about 20 minutes prior to the report.

Several high-profile whale addresses held notable derivatives positions on Dec. 23, Coinbob monitoring data cited by BlockBeats show. Address "pension-usdt.eth" holds a 3x leveraged ETH long worth approximately $90.57M at $2,969 average entry with $1,671 liquidation price and $1.41M unrealized profit, unchanged for 4 days versus its typical 20-hour holding period. The address labeled "BTC OG 内幕巨鲸" made no adjustments since adding ETH and SOL longs on Dec. 18, maintains total unrealized losses near $30.2M, and remains Hyperliquid's largest ETH long holder with a $610M position at $3,147 average ($2537M unrealized loss, -20%) alongside losing BTC and SOL longs that bring total exposure to roughly $741M. The trader tagged "终极空头" closed BTC shorts this morning for about $220K realized profit and now holds BTC shorts of approximately $49.36M with $12.45M unrealized gains (520%), $101K liquidation level, and take-profit orders between $67,200 and $76,200. Address "Paul Wei" bought BTC near $90,000 last night and currently shows roughly -0.97% unrealized loss on a BTC long equal to 15% of a $100K portfolio, with BTC long and short triggers between $85,100 and $89,200 and cumulative profit of $3,100 since Nov. 16. The trader known as "山寨空军车头" has shorted approximately 13 tokens including HYPE, ASTER, UNI and ETH, booked $82.44M in profit from multi-token shorting over the past month, and remains the largest on-chain ASTER short whale with $1.19 average entry and $2.65M unrealized profit (344%).