Inverse Financials Microsectors -3X U.S. Big Banks ETN BNKD – Up 11.9% Banks are beneficiaries of rising rates. MicroSectors U.S. Big Banks Index 3X Inverse Leveraged ETNs (BNKD): ETF Research Reports Wall Street was downbeat last week due to mounting inflationary pressures, rising rate worries and geopolitical tensions.