The Federal Reserve’s September 2026 rate hike to a 3.75–4.00% target range and September SEP projections for a 4.1% median policy rate through 2027 remain the dominant drivers of 5-year Treasury yield sentiment, as traders price additional tightening amid September headline CPI at 3.7% and still-elevated core readings. Stronger economic activity, persistent energy-supply pressures, and elevated fiscal deficits have lifted term premiums, pushing the 5-year yield from 3.76% a year earlier to a recent 4.59–4.65% level after touching 5.06% in early October. Markets currently imply further hikes totaling around 50–60 basis points, though recent equity and credit weakness has tempered the pace. Key near-term catalysts include the November FOMC meeting, October CPI and nonfarm payrolls releases, and Treasury issuance guidance that could influence supply-driven yield pressure before year-end 2026.