iShares TIPS Bond ETF (TIP US) – Portfolio Construction MethodologyThe underlying Bloomberg US Treasury Inflation-Linked Bond Index (Series-L) offers market-value-weighted exposure to the full U.S. TIPS market. Eligible bonds are USD-denominated U.S. Treasury inflation-protected securities with at least 1 year remaining to maturity and a minimum amount outstanding of USD 500m; STRIPS and non-coupon instruments are excluded. Face amounts are inflation-adjusted; index weights reflect outstanding par times inf ...