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Fidelity SAI Long-Term Treasury Bond Index Fund (FBLTX) Diversifiers

Mutual Fund · Currency in USD · Last updated Jun 23, 2026

The fund normally invests at least 80% of assets in securities included in the Bloomberg Barclays U.S. 20+ Year Treasury Bond Index. It normally maintains a dollar-weighted average maturity that is generally expected to be 20 years or more, consistent with that of the index. The advisor uses statistical sampling techniques based on duration, maturity, interest rate sensitivity, security structure, and credit quality to attempt to replicate the returns of the Bloomberg Barclays U.S. 20+ Year Treasury Bond Index using a smaller number of securities.

Looking to diversify beyond FBLTX? The mutual funds below have the lowest correlation with FBLTX — they tend to move on their own, which can help reduce risk when the rest of your portfolio drops. The stock ideas table highlights individual companies that behave independently from FBLTX.

Best Diversifiers for FBLTX

13 mutual funds have low correlation with FBLTX (below 0.3), 0 of which are negatively correlated. The least correlated is Fidelity Select Semiconductors Portfolio (FSELX) (Semiconductors) with a 1Y correlation of 0.06, roughly unchanged from 0.02 over 5 years.

SymbolNameCorrelation 1YCorrelation 3YCorrelation 5YRisk / Return RankCategoryCompare
FSELX
Fidelity Select Semiconductors Portfolio0.060.050.02
96
Semiconductors, Technology EquitiesFBLTX vs FSELX
GUSTX
GMO U.S. Treasury Fund0.110.030.04
99
Government BondsFBLTX vs GUSTX
FBGRX
Fidelity Blue Chip Growth Fund0.140.100.04
73
Large Cap Growth EquitiesFBLTX vs FBGRX
FGOMX
Strategic Advisers Fidelity Emerging Markets Fund0.160.110.03
94
Emerging Markets DiversifiedFBLTX vs FGOMX
FCTDX
Strategic Advisers Fidelity U.S. Total Stock Fund0.200.170.07
81
Large Cap Blend EquitiesFBLTX vs FCTDX
See all 30 diversifiers for FBLTX

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Diversification Analysis

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