Personnel file / obvious-advice

Exact, not sampled: balance at each window's start folds from the complete transfer log, and rank movement compares standings over the FULL holder set at both instants. ≈USD marks the delta at the current spot price.

One row per transaction: the wallet's net Basecat delta folded from the transfer log. A transaction containing a swap classifies as BUY or SELL by the net's sign; a swapless one is a plain transfer with its largest counterparty shown. ≈USD marks the net at that minute's price — the same valuation as the foreman board, so the numbers agree everywhere.