Highest Transferred Value

A ranked list of the 100 blocks with the highest total output value across all transactions.

What this metric measures - and what it does not. The "transferred value" shown here is the sum of all transaction outputs in a block, measured in ₿. This is not the same as the net economic value that changed hands. In Bitcoin every transaction consumes one or more UTXOs entirely and creates new ones - including a change output back to the sender. A payment of 1 ₿ from a 100 ₿ UTXO creates two outputs totalling 100 ₿, even though only 1 ₿ left the sender's control. For this reason, raw output volume is always higher than actual economic throughput.

Why some blocks show hundreds of thousands or even millions of ₿. The record block (block 394736, 24 January 2016) shows 6,499,324 ₿ - roughly 43 % of all Bitcoin in circulation at the time (approximately 15.1 million ₿ had been mined by that date). This is made possible by transaction chaining: a technique where a large UTXO (in this case approximately 9,375 ₿) is passed through hundreds of transactions within the same block, each time sending it forward while taking a tiny amount as fees or change. The same coins are counted once per transaction, so they accumulate in the block's total output sum even though the underlying bitcoin never left a single entity's control. Analysis of this block shows roughly ~690 chained transactions each forwarding the same ~9,375 ₿ UTXO - which alone accounts for ~6.5 million ₿ of the total. Several other top-ranked blocks from the same period (January 2016) show the same fingerprint, suggesting this was deliberate, coordinated activity - likely a stress test or capacity demonstration during the block size debate of that era.

Despite its limitations as an economic indicator, block output volume remains an interesting on-chain signal: genuinely large values can reflect major exchange cold-storage consolidations, custody migrations, or unusual whale activity. The metric is sometimes called gross on-chain volume to distinguish it from adjusted or entity-adjusted transfer volume used in professional blockchain analytics.