CSTBX Mutual Fund

CSTBX Mutual Fund

NAV$9.51
See how much of CSTBX you already own
Just $25 once·$99/mo·Download sample
X-ray my portfolio free
Showing the top 10 of 484 holdings · as of Jan 31, 2026
Top 10 weight
12.03%
CSTBX top 10 holdings, by weight
#TickerNameWeightCumulativeSharesMkt valueSectorIndustry
1
GVMXX
State Street Navigator Securities Lending Government Money Market PortfolioFinancials · Capital Markets
4.29%		4.3%17,887,137$17.89MFinancialsCapital Markets
2DebtUnited States Treasury Note 2029-02-28Financials · Banks
1.47%		5.8%-$6.11MFinancialsBanks
Sector and industry · Pro
3DebtUs Treas Nts
1.22%		7.0%-$5.10M
4DebtTreasury Note (Otr) 3.38% Sep 15, 2028
0.96%		7.9%-$3.98M
5—Fannie Mae Pool 2 2040-09-01
0.90%		8.8%-$3.73M
6—Alloya Auto Receivables Trust 2025-1 4.69 2028-12-26
0.72%		9.6%-$3.01M
7DebtTreasury Note (Otr) 3.5% Sep 30, 2029
0.72%		10.3%-$2.98M
8—Gs Mortgage Securities Corporation Trust Gsms_23-Ship 4.4664 09-15-2038
0.64%		10.9%-$2.65M
9DebtCnh Equipment Trust 2024-B
0.58%		11.5%-$2.42M
10DebtSclp 2025-1 B
0.53%		12.0%-$2.19M
More holdings · Pro
FundXLS Pro
See the other 474 holdings of CSTBX
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
Themes in the top 10
Interest RatesInflation ProtectionLending & CreditCurrencyConsumer SpendingGlobal BankingMarket InfrastructureAsset ManagementManufacturing

CSTBX Mutual Fund Top Holdings

CSTBX holdings top 10 positions. The top 10 holdings account for 12.0% of the fund, led by State Street Navigator Securities Lending Government Money Market Portfolio at 4.3%, United States Treasury Note 2029-02-28 at 1.5%, Us Treas Nts 4.25% 01/31/30 at 1.2%.

CSTBX portfolio concentration is well-diversified, with the top 10 representing 12.0% of total assets. The largest sector exposure is Financials at 36.9%.

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