FSBXX Mutual Fund

FSBXX Mutual Fund

NAV$1.00
See how much of FSBXX you already own
Just $25 once·$99/mo·Download sample
X-ray my portfolio free
Showing top 50 of 354 holdings · as of Sep 30, 2025
FSBXX holdings, by weight
#TickerNameWeightCumulativeMkt valueSectorIndustry
1—Fidelity Municipal Cash Central FundFinancials · Capital Markets
14.39%		14.4%$843.71MFinancialsCapital Markets
2—San Diego Calif Hsg Auth Variable Rt Demand Rev Bds 2017a
2.23%		16.6%$130.88M--
Sector and industry · Pro
3DebtLos Ang
1.95%		18.6%$114.27M
4—Bay Area Toll Auth 3.04% 2059-04-01
1.75%		20.3%$102.56M
5—California Gen. Oblig., 0.90% Series 2005 A2-1, Loc Sumitomo Mitsui Banking Corp. Vrdn
1.59%		21.9%$93.19M
6—Ca Commonspirit Hlth Bc23-007 Bc/Bc D7, 4.02% 2042/03/01
1.54%		23.4%$90.01M
7—San Francisco Ca Mshg Mariposa Apts 2024-Miz9199 E-Bam(Mz)/Mz D1
1.37%		24.8%$80.20M
8—California St-Ref-A 5 2025-11-01
1.24%		26.1%$72.96M
9—Bay Area Toll Au Ca Bridge Rev 3.04% 2059-04-01
1.12%		27.2%$65.58M
10—Snfrn Arp(Sanfaa)A4 L=Sm Tecp@ 0 2025-11-04
1.11%		28.3%$65.01M
11—California St 1.35% May 01, 2048
1.07%		29.4%$62.82M
12—Ca St 24D L=Jp V7 05/01/2050
0.97%		30.3%$56.64M
13—Ca St 8/1/26
0.97%		31.3%$57.02M
14—Los Angeles Ca Mfh Wilshire Station 2024-Miz9189 Mz/Mz Dr35
0.90%		32.2%$52.80M
15—River Islands Ca Pfa 2024-Miz9191 Mz/Mz D35
0.89%		33.1%$52.20M
16—University Calif Revs 1.2% May 15, 2054
0.88%		34.0%$51.60M
17—Ca Stwd Loma Linda Univ Med Ctr Baml24-5060 Ba/Ba D1 12/01/2039
0.87%		34.8%$50.71M
18—Ca Go (Calaaa) A5 L=Us Tecp
0.85%		35.7%$50.00M
19—River Islands Ca Pfa Cmnty Facs Dist 2024-Miz9188 Mz/Mz D35
0.81%		36.5%$47.50M
20—Currency Contract - Chf
0.79%		37.3%$46.20M
21—San Francisco City & County Airport Commission-San Francisco International Airport Port, Airport & Marina Revenue 3.000000%
0.78%		38.1%$45.87M
22—Riverside Ctfs. of Prtn., 0.62% (riverside Renaissance Proj.) Series 2008, Loc Bank of America Na Vrdn
0.74%		38.8%$43.29M
23—Riverside 5.% 06/30/26
0.73%		39.5%$42.55M
24—Ca St 24C1 L=Ba V7 05/01/2046
0.73%		40.3%$42.80M
25—Refunding Rb (stanford Hospital) Series 2008b2-1 0.920%
0.72%		41.0%$42.05M
26—San Diego Ca Mshg Scripps Mesa Apts 2024-Miz9198 Mz/Mz D35
0.72%		41.7%$42.40M
27—Bought COP Sold USD 20260721
0.71%		42.4%$41.49M
28—Bay Area Ca Toll Auth Toll Bri
0.68%		43.1%$40.00M
29—California Health Facilities Financing Authority Revenue 2.030000%
0.67%		43.8%$39.00M
30—Santa Clara Cnty Ca Fing Auth Regd V/r B/e 1.420
0.64%		44.4%$37.50M
31—California Poll. Cont. Fing. Auth. Solid Waste Disp. Rev., 1.02% (recology, Inc. Proj.) Series 2018 A, Loc Wells Fargo Bank Na Vrdn
0.63%		45.0%$36.91M
32—Bay Area Toll Auth 3.02% 2059-04-01
0.63%		45.7%$36.75M
33—Sold DKK Bought USD 20270104
0.61%		46.3%$36.00M
34—Univeristy Of Ca Revs Iam
0.60%		46.9%$35.00M
35—Ca Mhsg Harbor Park Apts 2024-Miz9190 Mz/Mz D35 10-08-2027
0.57%		47.5%$33.25M
36—San Diego Ca Arpt 2025-Xx1390-Inv Q=Bc D1@
0.57%		48.0%$33.58M
37—Univ Of California Ca Revenues 3.5% 2048-05-15
0.57%		48.6%$33.31M
38—Miami-Dade Cnty Fl Indl Dev Au 2054-05-01
0.54%		49.1%$31.40M
39DebtAsian Development Bank
0.53%		49.7%$31.20M
40—California State, 5.000%, 3/1/2026
0.52%		50.2%$30.53M
41—Ca Cmnty Choice 2025-Xm1279-All Jp/Jp D1 - For Cash 03/01/2056
0.52%		50.7%$30.27M
42—M/F Housing Rb (Bay St Apts) Series 2002A 0.980%
0.51%		51.2%$30.00M
43—California Health Facilities Financing Authority 3.87% 2047-09-01
0.51%		51.7%$30.00M
44—California Edl Facs Auth Rev 3.1% 2023-10-04
0.50%		52.2%$29.30M
45—San Francisco Ca Mshg Transbay Block 8 Tower Apts 2024-Miz9200 E-Bam(Mz)/Mz D1
0.49%		52.7%$28.70M
46—California Public Works Board 0.94% 2030-04-30
0.49%		53.2%$28.52M
47DebtTurkey (Republic Of), Series 5Y
0.49%		53.7%$28.80M
48—Orange Cnty Calif Wtr Dist Rev 2.35% Aug 01, 2042
0.45%		54.1%$26.65M
49—California Pollutn Ctl Fing Auth Environmental Impt Rev Var-air Prods-b-rmkt-03/03/08
0.43%		54.6%$25.00M
50—San Francisco Calif City & Cnty Arpts Commn Intlarpt Rev 5.25% 01-May-2044
0.43%		55.0%$25.35M
More holdings · Pro
Not reported for this fund: shares, share changes.
FundXLS Pro
See the other 304 holdings of FSBXX
X-ray every fund you own at once, ETFs and mutual funds that hold stocks directly, and see how much of your money lands on the same stocks twice.
Unlock FundXLS Pro$45/quarter Pro · Cancel anytime

FSBXX Mutual Fund All Holdings

FSBXX holdings total 414 positions. The top 10 holdings account for 28.3% of the fund, led by Fidelity Municipal Cash Central Fund at 14.4%, San Diego Calif Hsg Auth Variable Rt Demand Rev Bds 2017a at 2.2%, Los Ang 5% 06/30/26 at 1.9%.

FSBXX portfolio concentration is well-diversified, with the top 10 representing 28.3% of total assets. The largest sector exposure is Financials at 16.6%.

FSBXX sectors provide a detailed breakdown. FSBXX overlap shows how holdings compare to other funds in your portfolio.