All charts and data below are with dividends reinvested. (Inflation adjustment is OFF !)

Total Real Returns

FNBGX: Total Return Chart (with Dividends Reinvested)

FNBGX total return snapshot: FNBGX returned +4.61% over the past year and −0.73% YTD, with dividends reinvested. Since Oct. 10, 2017, FNBGX is down −7.58% in nominal total return, or −0.91%/yr, and is currently −37.04% below its total-return high on Aug. 4, 2020.

Tue 2017-10-10💬 to Tue 2026-06-09 YTD
Return
1 Year
Return
FNBGX
×
−0.73%
2026-06-09
+4.61%
2026-06-09
Fidelity Long-Term Treasury Bond Index Fund Institutional Premium Class Mutual Fund

Returns

Tue 2017-10-10💬 to Tue 2026-06-09 Overall
Return
Exponential
Trendline
FNBGX
×
−7.58%
−0.91%/yr
−2.88%/yr
(R2=0.231)
Fidelity Long-Term Treasury Bond Index Fund Institutional Premium Class Mutual Fund

Growth of $10,000

Tue 2017-10-10💬 to Tue 2026-06-09 Start
Value
End
Value
FNBGX
×
$10,000.00
2017-10-10
$9,241.62
2026-06-09
Fidelity Long-Term Treasury Bond Index Fund Institutional Premium Class Mutual Fund

Annual Returns

Year FNBGX
2026 (YTD) −0.73%
2025 +5.32%
2024 −5.90%
2023 +3.19%
2022 −29.60%
2021 −4.85%
2020 +17.78%
2019 +14.25%
2018 −1.61%
2017 +2.63%

Drawdowns

Tue 2017-10-10💬 to Tue 2026-06-09 Current
Drawdown
Worst
Drawdown
FNBGX
×
−37.04%
from 2020-08-04 peak
−46.32%
2023-10-19
from 2020-08-04 peak
Fidelity Long-Term Treasury Bond Index Fund Institutional Premium Class Mutual Fund

Rolling Returns

Period ending Tue 2026-06-09 1
Year
2
Years
3
Years
5
Years
10
Years
FNBGX
×
+4.61% +3.39%
+1.68%/yr
−2.22%
−0.75%/yr
−24.95%
−5.58%/yr
Fidelity Long-Term Treasury Bond Index Fund Institutional Premium Class Mutual Fund