BlackRock Summit Cash Reserves Fund Investor A

MSAXX

GovernmentInstitutional
7-day Yield
#359
3.40%
as of 12/31/2025
Net assets
$1B
Expense ratio
0.00%
WAM
45
WAL
108
Minimum
$1K
Holding details
42% Treasuries
25% Treasury Repos
15% Agency Coupon Securities
3% Agency Zero Coupon
15% Agency Repos
as of 12/31/2025

Performance

Portfolio Securities

SecurityYield%
UNITED STATES TREASURY, TREASURY FLOATING RATE NOTE 3.807000%3.70%2.59%
UNITED STATES TREASURY, TREASURY BILL 3.585000%3.59%2.05%
UNITED STATES TREASURY, TREASURY BILL 3.598000%3.60%1.93%
UNITED STATES TREASURY, TREASURY FLOATING RATE NOTE 3.700000%3.72%1.88%
UNITED STATES TREASURY, TREASURY BILL 3.617000%3.62%1.78%
UNITED STATES TREASURY, TREASURY BILL 3.596000%3.60%1.76%
UNITED STATES TREASURY, TREASURY BILL 3.473000%3.47%1.74%
UNITED STATES TREASURY, TREASURY BILL 3.654000%3.65%1.55%
UNITED STATES TREASURY, TREASURY BILL 3.603000%3.60%1.53%
UNITED STATES TREASURY, TREASURY BILL 3.573000%3.57%1.52%
UNITED STATES TREASURY, TREASURY BILL 3.478000%3.48%1.43%
UNITED STATES TREASURY, TREASURY BILL 3.605000%3.61%1.38%
UNITED STATES TREASURY, TREASURY BILL 3.602000%3.60%1.26%
UNITED STATES TREASURY, TREASURY BILL 3.549000%3.55%1.14%
UNITED STATES TREASURY, TREASURY BILL 3.602000%3.60%1.14%
UNITED STATES TREASURY, TREASURY BILL 3.601000%3.60%1.13%
UNITED STATES TREASURY, TREASURY BILL 3.609000%3.61%1.09%
UNITED STATES TREASURY, TREASURY FLOATING RATE NOTE 3.752000%3.74%1.08%
UNITED STATES TREASURY, TREASURY BILL 3.595000%3.60%1.00%
UNITED STATES TREASURY, TREASURY BILL 3.621000%3.62%1.00%
UNITED STATES TREASURY, TREASURY FLOATING RATE NOTE 3.792000%3.75%0.99%
UNITED STATES TREASURY, TREASURY NOTE 0.750000%3.49%0.93%
UNITED STATES TREASURY, TREASURY BILL 0.010000%0.01%0.89%
UNITED STATES TREASURY, TREASURY BILL 3.584000%3.58%0.84%
UNITED STATES TREASURY, TREASURY FLOATING RATE NOTE 3.761000%3.72%0.78%
UNITED STATES TREASURY, TREASURY BILL 3.589000%3.59%0.75%
UNITED STATES TREASURY, TREASURY BILL 3.658000%3.66%0.68%
UNITED STATES TREASURY, TREASURY FLOATING RATE NOTE 3.784000%3.70%0.67%
UNITED STATES TREASURY, TREASURY BILL 3.640000%3.64%0.58%
UNITED STATES TREASURY, TREASURY BILL 3.606000%3.61%0.52%
UNITED STATES TREASURY, TREASURY FLOATING RATE NOTE 3.847000%3.73%0.50%
UNITED STATES TREASURY, TREASURY BILL 3.605000%3.61%0.45%
UNITED STATES TREASURY, TREASURY BILL 3.618000%3.62%0.44%
UNITED STATES TREASURY, TREASURY BILL 3.601000%3.60%0.39%
UNITED STATES TREASURY, TREASURY BILL 3.635000%3.64%0.39%
UNITED STATES TREASURY, TREASURY NOTE 4.625000%3.56%0.33%
UNITED STATES TREASURY, TREASURY BILL 3.601000%3.60%0.28%
UNITED STATES TREASURY, TREASURY BILL 3.620000%3.62%0.25%
UNITED STATES TREASURY, TREASURY BILL 3.579000%3.58%0.18%
UNITED STATES TREASURY, TREASURY BILL 3.630000%3.63%0.16%
UNITED STATES TREASURY, TREASURY BILL 3.609000%3.61%0.15%
UNITED STATES TREASURY, TREASURY NOTE 1.625000%3.56%0.14%
UNITED STATES TREASURY, TREASURY BILL 3.515000%3.52%0.09%
UNITED STATES TREASURY, TREASURY BILL 3.617000%3.62%0.08%
UNITED STATES TREASURY, TREASURY NOTE 4.625000%3.74%0.07%
UNITED STATES TREASURY, TREASURY NOTE 0.500000%3.82%0.06%
UNITED STATES TREASURY, TREASURY NOTE 2.375000%3.52%0.05%
UNITED STATES TREASURY, TREASURY NOTE 4.125000%3.59%0.05%
UNITED STATES TREASURY, TREASURY NOTE 0.875000%3.55%0.04%
UNITED STATES TREASURY, TREASURY NOTE 4.250000%3.56%0.04%
UNITED STATES TREASURY, TREASURY BILL 3.624000%3.62%0.03%
UNITED STATES TREASURY, TREASURY BILL 3.573000%3.57%0.03%
UNITED STATES TREASURY, TREASURY NOTE 0.375000%3.68%0.02%
JP MORGAN SECURITIES LLC, TRI-PARTY J.P. MORGAN SECURITIES LLC 3.820000%3.82%8.85%
TRI-PARTY TD SECURITIES (USA) LLC 3.820000%3.82%8.67%
TRI-PARTY BNP PARIBAS SA 3.820000%3.82%7.37%
TRI-PARTY BOFA SECURITIES INC. 3.820000%3.82%0.43%
TRI-PARTY MIZUHO SECURITIES USA LLC 3.840000%3.84%7.81%
TRI-PARTY BOFA SECURITIES INC. 3.850000%3.85%6.50%
JP MORGAN SECURITIES LLC, TRI-PARTY J.P. MORGAN SECURITIES LLC 3.860000%3.86%0.87%
JP MORGAN SECURITIES LLC, TRI-PARTY J.P. MORGAN SECURITIES LLC 3.830000%3.83%0.24%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.775000%3.80%0.97%
FEDERAL HOME LOAN BANKS 3.750000%3.65%0.96%
FEDERAL HOME LOAN BANKS 3.871000%3.74%0.80%
FEDERAL HOME LOAN BANKS 3.500000%3.54%0.67%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.845000%3.63%0.64%
FEDERAL NATIONAL MORTGAGE ASSOCIATION, FANNIE MAE 3.830000%3.76%0.63%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.750000%3.78%0.62%
FEDERAL HOME LOAN BANKS, FHLB 3.710000%3.73%0.44%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.730000%3.75%0.42%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.867000%3.84%0.35%
FEDERAL HOME LOAN BANKS, FHLB 3.709000%3.73%0.34%
FEDERAL NATIONAL MORTGAGE ASSOCIATION, FNMA 3.850000%3.79%0.32%
FEDERAL HOME LOAN BANKS, FHLB 3.810000%3.75%0.31%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.750000%3.77%0.27%
FEDERAL HOME LOAN BANKS, FHLB 3.969000%3.76%0.26%
FEDERAL HOME LOAN BANKS 3.715000%3.73%0.25%
FEDERAL NATIONAL MORTGAGE ASSOCIATION, FNMA 4.225000%3.80%0.25%
FEDERAL NATIONAL MORTGAGE ASSOCIATION, FNMA 3.975000%3.66%0.25%
FEDERAL HOME LOAN BANKS, FHLB 3.882000%3.83%0.25%
FEDERAL HOME LOAN BANKS 4.007000%3.74%0.24%
FEDERAL HOME LOAN BANKS, FHLB 3.809000%3.76%0.24%
FEDERAL HOME LOAN BANKS, FHLB 3.805000%3.84%0.24%
FEDERAL HOME LOAN BANKS, FHLB 3.740000%3.74%0.23%
FEDERAL HOME LOAN BANKS, FHLB 3.697000%3.74%0.23%
FEDERAL HOME LOAN BANKS, FHLB 3.891000%3.75%0.23%
FEDERAL HOME LOAN BANKS 3.715000%3.73%0.23%
FEDERAL HOME LOAN BANKS, FHLB 3.853000%3.73%0.23%
FEDERAL HOME LOAN BANKS, FHLB 3.767000%3.73%0.22%
FEDERAL HOME LOAN BANKS, FHLB 3.720000%3.74%0.22%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 4.042000%3.83%0.22%
FEDERAL HOME LOAN MORTGAGE CORPORATION, FREDDIE MAC MTN 3.995000%3.79%0.21%
FEDERAL NATIONAL MORTGAGE ASSOCIATION 4.125000%3.74%0.19%
FEDERAL HOME LOAN BANKS, FHLB 3.838000%3.77%0.19%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.755000%3.78%0.18%
FEDERAL HOME LOAN MORTGAGE CORPORATION, FREDDIE MAC MTN 4.264000%3.81%0.16%
FEDERAL HOME LOAN MORTGAGE CORPORATION 4.111000%3.84%0.15%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.755000%3.74%0.14%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.755000%3.77%0.13%
FEDERAL HOME LOAN BANKS, FHLB 3.735000%3.76%0.12%
FEDERAL HOME LOAN BANKS, FHLB 3.830000%3.76%0.12%
FEDERAL HOME LOAN BANKS, FHLB 3.720000%3.74%0.11%
FEDERAL HOME LOAN BANKS 3.854000%3.73%0.11%
FEDERAL HOME LOAN BANKS 3.729000%3.73%0.11%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.810000%3.75%0.11%
FEDERAL HOME LOAN BANKS 3.871000%3.74%0.11%
FEDERAL HOME LOAN BANKS 3.867000%3.74%0.11%
FEDERAL HOME LOAN BANKS, FHLB 3.785000%3.74%0.11%
FEDERAL HOME LOAN BANKS 4.854000%3.74%0.11%
FEDERAL HOME LOAN BANKS, FHLB 3.710000%3.73%0.10%
FEDERAL HOME LOAN BANKS, FHLB 3.720000%3.74%0.10%
FEDERAL HOME LOAN BANKS, FHLB Discount NT 3.740000%3.74%0.10%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.820000%3.81%0.10%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.795000%3.81%0.09%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.775000%3.73%0.09%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.845000%3.80%0.06%
FEDERAL HOME LOAN BANKS, FHLB 3.715000%3.74%0.05%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.850000%3.81%0.05%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 4.210000%3.83%0.05%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.810000%3.57%0.04%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FFCB 3.917000%3.76%0.04%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.771000%3.77%0.04%
FEDERAL FARM CREDIT BANKS FUNDING CORP, FEDERAL FARM CREDIT BANK FUNDING CORP 3.850000%3.81%0.03%
FEDERAL HOME LOAN BANKS, FHLB Discount NT 3.540000%3.54%0.87%
FEDERAL HOME LOAN BANKS, FHLB Discount NT 3.520000%3.52%0.70%
FEDERAL HOME LOAN BANKS, FHLB Discount NT 3.510000%3.51%0.48%
FEDERAL HOME LOAN BANKS, FHLB Discount NT 3.520000%3.52%0.46%
FEDERAL HOME LOAN BANKS, FHLB Discount NT 3.525000%3.53%0.19%
FEDERAL HOME LOAN BANKS, FHLB Discount NT 3.525000%3.53%0.11%