MF · holdings as filed 2026-02-28
What's inside FXNAX?
Fidelity U.S. Bond Index Fund
Holdings
10,430
positions in the fund
Expense ratio
0.03%
net, per year
Fund size
$70B
total net assets
Top 15 holdings
1
—Fidelity Revere Street Trust
1.33%
2
T 1.5 02/15/30US TREASURY N/B
0.93%
3
T 2.75 08/15/32US TREASURY N/B
0.87%
4
T 2.625 07/31/29US TREASURY N/B
0.84%
5
T 3.75 05/15/28US TREASURY N/B
0.82%
6
T 3.5 10/15/28US TREASURY N/B
0.73%
7
T 3.5 01/15/29US TREASURY N/B
0.72%
9
T 3.875 08/15/33US TREASURY N/B
0.64%
10
T 3.875 07/15/28US TREASURY N/B
0.59%
11
T 3.5 01/31/28US TREASURY N/B
0.59%
12
T 4.5 11/15/33US TREASURY N/B
0.59%
13
T 4.125 10/31/27US TREASURY N/B
0.57%
14
T 4.25 02/15/54US TREASURY N/B
0.54%
15
T 1.5 01/31/27US TREASURY N/B
0.53%
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Unwrap your portfolio →Data source: official SEC Form N-PORT filings (as of 2026-02-28); expense ratio from SEC prospectus (risk/return) filings. Fund holdings are disclosed quarterly and may reflect a 60-day reporting delay.
Informational and educational only — not investment advice.