BBSOX Mutual Fund

NAV$10.05

AUM$17M

TER0.30%

Holdings231

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BBSOX Mutual Fund

NAV$10.05

BlackRock Short Obligations Fund Class K

AUM$17M

TER0.30%

Holdings231

See how much of BBSOX you already own

Just $25 once·$99/mo·Download sample

X-ray my portfolio free

Overview Performance Chart Dividends Top Holdings All Holdings Sectors Geography Similar Compare Overlap

Showing the top 10 of 231 holdings · as of Aug 31, 2026

Top 10 weight

11.86%

BBSOX top 10 holdings, by weight
#	Ticker	Name	Weight	Cumulative	Shares	Mkt value	Sector	Industry
1	—	Tri-Party Santander Us Capital Mar	1.62%	1.6%	15,500,000	$15.50M	-	-
2	Debt	United States Treasury Note/Bond - When Issued 4% 31Oct2026Financials · Diversified Financial Services	1.41%	3.0%	13,355,000	$13.54M	Financials	Diversified Financial Services
Sector and industry · Pro
3	—	Tri-party Wells Fargo Securities L	1.30%	4.3%	12,500,000	$12.50M
4	—	Glencore Funding Llc 144A 09/01/2026	1.26%	5.6%	12,060,000	$12.06M
5	Debt	Athene Global Funding Mtn 144A 5.28% Mar 06, 2028	1.16%	6.8%	11,065,000	$11.16M
6	—	Western Union Co 144A 10/05/2026	1.07%	7.8%	10,260,000	$10.22M
7	—	Tri-party Goldman Sachs & Co. Llc	1.04%	8.9%	10,000,000	$10.00M
8	Debt	National Bank Of Canada 0%	1.02%	9.9%	10,110,000	$9.82M
9	—	Bank Of New Zealand 144A 05/12/2027	0.99%	10.9%	9,780,000	$9.49M
10	—	Columbia Funding Company Llc 144A	0.99%	11.9%	9,695,000	$9.50M
More holdings · Pro

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Themes in the top 10

Interest RatesGlobal BankingAsset ManagementMarket InfrastructureDerivatives TradingInsurTech

BBSOX Mutual Fund Top Holdings

BBSOX holdings top 10 positions. The top 10 holdings account for 11.9% of the fund, led by Tri-Party Santander Us Capital Mar at 1.6%, United States Treasury Note/Bond - When Issued 4% 31Oct2026 at 1.4%, Tri-party Wells Fargo Securities L at 1.3%.

BBSOX portfolio concentration is well-diversified, with the top 10 representing 11.9% of total assets. The largest sector exposure is Financials at 22.8%.

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