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MBB holdings

iShares MBS ETF

Source: SEC Form N-PORT (opens in a new tab) Holdings as of Made public 24 Jul 2026

Positions

2,000 stored of 11,146 reported, largest first by weight

MBB holdings as of 31 May 2026, largest first
# Holding ISIN CUSIP Weight Value (USD) Type Issuer type Country Currency
1 BLACKROCK CASH FUNDS BlackRock Cash Funds: Treasury, SL Agency Shares US0669224778 066922477 6.772% $2.6B Short-term investment vehicles (cash funds) Registered fund United States USD
2 Freddie Mac Freddie Mac Pool US3132DWBP77 3132DWBP7 1.047% $405.6M Mortgage-backed securities US government-sponsored enterprise United States USD
3 Government National Mortgage Association Ginnie Mae US21H0526606 21H052660 0.948% $367.1M Mortgage-backed securities US government agency United States USD
4 UMBS, TBA Uniform Mortgage-Backed Security, TBA US01F0526644 01F052664 0.832% $322.2M Mortgage-backed securities US government-sponsored enterprise United States USD
5 Government National Mortgage Association Ginnie Mae US21H0506640 21H050664 0.672% $260.2M Mortgage-backed securities US government agency United States USD
6 UMBS, TBA Uniform Mortgage-Backed Security, TBA US01F0506687 01F050668 0.643% $249.2M Mortgage-backed securities US government-sponsored enterprise United States USD
7 Government National Mortgage Association Ginnie Mae II Pool US3618N5A332 3618N5A33 0.550% $213.0M Mortgage-backed securities US government agency United States USD
8 Government National Mortgage Association Ginnie Mae II Pool US36179WP937 36179WP93 0.542% $209.9M Mortgage-backed securities US government agency United States USD
9 Government National Mortgage Association Ginnie Mae II Pool US36179WTX64 36179WTX6 0.533% $206.3M Mortgage-backed securities US government agency United States USD
10 Fannie Mae Fannie Mae Pool US31418D7E66 31418D7E6 0.522% $202.3M Mortgage-backed securities US government-sponsored enterprise United States USD
11 Freddie Mac Freddie Mac Pool US3132DWBH51 3132DWBH5 0.502% $194.5M Mortgage-backed securities US government-sponsored enterprise United States USD
12 Government National Mortgage Association Ginnie Mae US21H0606630 21H060663 0.456% $176.7M Mortgage-backed securities US government agency United States USD
13 Government National Mortgage Association Ginnie Mae II Pool US36179WJR07 36179WJR0 0.455% $176.2M Mortgage-backed securities US government agency United States USD
14 Fannie Mae Fannie Mae Pool US31418D6B37 31418D6B3 0.443% $171.5M Mortgage-backed securities US government-sponsored enterprise United States USD
15 Fannie Mae Fannie Mae Pool US3140XLE460 3140XLE46 0.437% $169.2M Mortgage-backed securities US government-sponsored enterprise United States USD
16 Government National Mortgage Association Ginnie Mae II Pool US36179YFL39 36179YFL3 0.410% $158.9M Mortgage-backed securities US government agency United States USD
17 Government National Mortgage Association Ginnie Mae II Pool US36179WY855 36179WY85 0.363% $140.7M Mortgage-backed securities US government agency United States USD
18 Government National Mortgage Association Ginnie Mae II Pool US36179WFG87 36179WFG8 0.354% $137.2M Mortgage-backed securities US government agency United States USD
19 UMBS, TBA Uniform Mortgage-Backed Security, TBA US01F0606677 01F060667 0.337% $130.5M Mortgage-backed securities US government-sponsored enterprise United States USD
20 Fannie Mae Fannie Mae Pool US3140XREC56 3140XREC5 0.327% $126.7M Mortgage-backed securities US government-sponsored enterprise United States USD
21 Fannie Mae Fannie Mae Pool US31418DXK35 31418DXK3 0.327% $126.6M Mortgage-backed securities US government-sponsored enterprise United States USD
22 Fannie Mae Fannie Mae Pool US31418D4X74 31418D4X7 0.313% $121.3M Mortgage-backed securities US government-sponsored enterprise United States USD
23 Government National Mortgage Association Ginnie Mae II Pool US36179WVT25 36179WVT2 0.311% $120.4M Mortgage-backed securities US government agency United States USD
24 Government National Mortgage Association Ginnie Mae II Pool US36179WLP13 36179WLP1 0.302% $117.1M Mortgage-backed securities US government agency United States USD
25 Fannie Mae Fannie Mae Pool US31418DYB27 31418DYB2 0.296% $114.6M Mortgage-backed securities US government-sponsored enterprise United States USD
26 Government National Mortgage Association Ginnie Mae II Pool US36179Y2N36 36179Y2N3 0.285% $110.4M Mortgage-backed securities US government agency United States USD
27 Government National Mortgage Association Ginnie Mae II Pool US36179WY939 36179WY93 0.282% $109.4M Mortgage-backed securities US government agency United States USD
28 Fannie Mae Fannie Mae Pool US3140QHBC84 3140QHBC8 0.282% $109.3M Mortgage-backed securities US government-sponsored enterprise United States USD
29 Government National Mortgage Association Ginnie Mae II Pool US36179VZQ66 36179VZQ6 0.279% $108.3M Mortgage-backed securities US government agency United States USD
30 Government National Mortgage Association Ginnie Mae II Pool US36179WTY48 36179WTY4 0.275% $106.5M Mortgage-backed securities US government agency United States USD
31 UMBS, TBA Uniform Mortgage-Backed Security, TBA US01F0204630 01F020463 0.257% $99.4M Mortgage-backed securities US government-sponsored enterprise United States USD
32 Freddie Mac Freddie Mac Pool US3132DWG982 3132DWG98 0.245% $94.7M Mortgage-backed securities US government-sponsored enterprise United States USD
33 Freddie Mac Freddie Mac Pool US3132DWCT80 3132DWCT8 0.238% $92.2M Mortgage-backed securities US government-sponsored enterprise United States USD
34 Fannie Mae Fannie Mae Pool US3140XNL362 3140XNL36 0.227% $88.1M Mortgage-backed securities US government-sponsored enterprise United States USD
35 Government National Mortgage Association Ginnie Mae US21H0426617 21H042661 0.227% $88.0M Mortgage-backed securities US government agency United States USD
36 Government National Mortgage Association Ginnie Mae II Pool US36179W2U15 36179W2U1 0.227% $87.8M Mortgage-backed securities US government agency United States USD
37 Government National Mortgage Association Ginnie Mae II Pool US36179WNE48 36179WNE4 0.224% $86.6M Mortgage-backed securities US government agency United States USD
38 Freddie Mac Freddie Mac Pool US3132DWBB81 3132DWBB8 0.223% $86.2M Mortgage-backed securities US government-sponsored enterprise United States USD
39 Freddie Mac Freddie Mac Pool US3132DWJF14 3132DWJF1 0.217% $84.2M Mortgage-backed securities US government-sponsored enterprise United States USD
40 Fannie Mae Fannie Mae Pool US3140XHHS99 3140XHHS9 0.215% $83.4M Mortgage-backed securities US government-sponsored enterprise United States USD
41 Freddie Mac Freddie Mac Pool US3133KLYA96 3133KLYA9 0.215% $83.2M Mortgage-backed securities US government-sponsored enterprise United States USD
42 Fannie Mae Fannie Mae Pool US3140QHKW48 3140QHKW4 0.209% $80.8M Mortgage-backed securities US government-sponsored enterprise United States USD
43 Fannie Mae Fannie Mae Pool US3140QVG328 3140QVG32 0.207% $80.4M Mortgage-backed securities US government-sponsored enterprise United States USD
44 Fannie Mae Fannie Mae Pool US3140XRPU36 3140XRPU3 0.198% $76.7M Mortgage-backed securities US government-sponsored enterprise United States USD
45 Government National Mortgage Association Ginnie Mae II Pool US3618N5C569 3618N5C56 0.196% $76.0M Mortgage-backed securities US government agency United States USD
46 Freddie Mac Freddie Mac Pool US31427MT276 31427MT27 0.195% $75.7M Mortgage-backed securities US government-sponsored enterprise United States USD
47 Freddie Mac Freddie Mac Pool US3132DWEF68 3132DWEF6 0.191% $73.8M Mortgage-backed securities US government-sponsored enterprise United States USD
48 Government National Mortgage Association Ginnie Mae II Pool US36179Y5M26 36179Y5M2 0.191% $73.8M Mortgage-backed securities US government agency United States USD
49 Fannie Mae Fannie Mae Pool US3140MCAF73 3140MCAF7 0.188% $72.9M Mortgage-backed securities US government-sponsored enterprise United States USD
50 Government National Mortgage Association Ginnie Mae II Pool US36179W5B07 36179W5B0 0.183% $70.8M Mortgage-backed securities US government agency United States USD
51 Government National Mortgage Association Ginnie Mae US21H0626695 21H062669 0.181% $70.3M Mortgage-backed securities US government agency United States USD
52 Freddie Mac Freddie Mac Pool US3132DWDC47 3132DWDC4 0.180% $69.7M Mortgage-backed securities US government-sponsored enterprise United States USD
53 Freddie Mac Freddie Mac Pool US3133KK7E31 3133KK7E3 0.177% $68.7M Mortgage-backed securities US government-sponsored enterprise United States USD
54 Fannie Mae Fannie Mae Pool US3140XQQH33 3140XQQH3 0.174% $67.3M Mortgage-backed securities US government-sponsored enterprise United States USD
55 Fannie Mae Fannie Mae Pool US3140KFK797 3140KFK79 0.172% $66.8M Mortgage-backed securities US government-sponsored enterprise United States USD
56 Freddie Mac Freddie Mac Pool US3133KRC364 3133KRC36 0.171% $66.3M Mortgage-backed securities US government-sponsored enterprise United States USD
57 Fannie Mae Fannie Mae Pool US31418ECQ17 31418ECQ1 0.170% $65.9M Mortgage-backed securities US government-sponsored enterprise United States USD
58 Government National Mortgage Association Ginnie Mae II Pool US36180AB931 36180AB93 0.169% $65.5M Mortgage-backed securities US government agency United States USD
59 Fannie Mae Fannie Mae Pool US31418D6A53 31418D6A5 0.169% $65.4M Mortgage-backed securities US government-sponsored enterprise United States USD
60 Fannie Mae Fannie Mae Pool US31418EAN04 31418EAN0 0.169% $65.3M Mortgage-backed securities US government-sponsored enterprise United States USD
61 Fannie Mae Fannie Mae Pool US3140XTA768 3140XTA76 0.163% $63.3M Mortgage-backed securities US government-sponsored enterprise United States USD
62 UMBS, TBA Uniform Mortgage-Backed Security, TBA US01F0404610 01F040461 0.163% $63.1M Mortgage-backed securities US government-sponsored enterprise United States USD
63 Government National Mortgage Association Ginnie Mae II Pool US36179V7D62 36179V7D6 0.158% $61.3M Mortgage-backed securities US government agency United States USD
64 Fannie Mae Fannie Mae Pool US31418ER771 31418ER77 0.157% $60.9M Mortgage-backed securities US government-sponsored enterprise United States USD
65 Government National Mortgage Association Ginnie Mae II Pool US36179W7H58 36179W7H5 0.157% $60.9M Mortgage-backed securities US government agency United States USD
66 Government National Mortgage Association Ginnie Mae II Pool US36179YAR53 36179YAR5 0.157% $60.7M Mortgage-backed securities US government agency United States USD
67 Freddie Mac Freddie Mac Pool US3142GRFH83 3142GRFH8 0.156% $60.5M Mortgage-backed securities US government-sponsored enterprise United States USD
68 Freddie Mac Freddie Mac Pool US3132DSQK14 3132DSQK1 0.155% $60.0M Mortgage-backed securities US government-sponsored enterprise United States USD
69 Freddie Mac Freddie Mac Pool US3133KRWB67 3133KRWB6 0.154% $59.7M Mortgage-backed securities US government-sponsored enterprise United States USD
70 Fannie Mae Fannie Mae Pool US31418EBD13 31418EBD1 0.153% $59.2M Mortgage-backed securities US government-sponsored enterprise United States USD
71 Fannie Mae Fannie Mae Pool US31418D2L54 31418D2L5 0.151% $58.6M Mortgage-backed securities US government-sponsored enterprise United States USD
72 Freddie Mac Freddie Mac Pool US3133KRP739 3133KRP73 0.150% $58.0M Mortgage-backed securities US government-sponsored enterprise United States USD
73 Fannie Mae Fannie Mae Pool US3140W3JH33 3140W3JH3 0.150% $57.9M Mortgage-backed securities US government-sponsored enterprise United States USD
74 Government National Mortgage Association Ginnie Mae II Pool US36179WVU97 36179WVU9 0.149% $57.8M Mortgage-backed securities US government agency United States USD
75 Government National Mortgage Association Ginnie Mae II Pool US36179YYY49 36179YYY4 0.149% $57.6M Mortgage-backed securities US government agency United States USD
76 Government National Mortgage Association Ginnie Mae II Pool US36179V4V97 36179V4V9 0.148% $57.3M Mortgage-backed securities US government agency United States USD
77 Fannie Mae Fannie Mae Pool US3140XDQC33 3140XDQC3 0.147% $57.1M Mortgage-backed securities US government-sponsored enterprise United States USD
78 Government National Mortgage Association Ginnie Mae II Pool US3618N5A258 3618N5A25 0.147% $56.8M Mortgage-backed securities US government agency United States USD
79 Government National Mortgage Association Ginnie Mae II Pool US36179X2K15 36179X2K1 0.146% $56.6M Mortgage-backed securities US government agency United States USD
80 Fannie Mae Fannie Mae Pool US3140Y85S11 3140Y85S1 0.146% $56.4M Mortgage-backed securities US government-sponsored enterprise United States USD
81 Freddie Mac Freddie Mac Pool US31427RVS65 31427RVS6 0.145% $56.3M Mortgage-backed securities US government-sponsored enterprise United States USD
82 Fannie Mae Fannie Mae Pool US3140QSUA72 3140QSUA7 0.144% $55.9M Mortgage-backed securities US government-sponsored enterprise United States USD
83 Government National Mortgage Association Ginnie Mae II Pool US3618N5A415 3618N5A41 0.144% $55.6M Mortgage-backed securities US government agency United States USD
84 Fannie Mae Fannie Mae Pool US3140QVAK04 3140QVAK0 0.143% $55.4M Mortgage-backed securities US government-sponsored enterprise United States USD
85 Freddie Mac Freddie Mac Pool US3133AE2P86 3133AE2P8 0.143% $55.4M Mortgage-backed securities US government-sponsored enterprise United States USD
86 Fannie Mae Fannie Mae Pool US3140QUM781 3140QUM78 0.142% $55.1M Mortgage-backed securities US government-sponsored enterprise United States USD
87 Fannie Mae Fannie Mae Pool US3140QV2R48 3140QV2R4 0.142% $55.0M Mortgage-backed securities US government-sponsored enterprise United States USD
88 Fannie Mae Fannie Mae Pool US3140QTCG28 3140QTCG2 0.141% $54.6M Mortgage-backed securities US government-sponsored enterprise United States USD
89 Fannie Mae Fannie Mae Pool US31418FDA21 31418FDA2 0.139% $54.0M Mortgage-backed securities US government-sponsored enterprise United States USD
90 Freddie Mac Freddie Mac Pool US3132DWBN20 3132DWBN2 0.139% $53.7M Mortgage-backed securities US government-sponsored enterprise United States USD
91 Fannie Mae Fannie Mae Pool US3140QTBG37 3140QTBG3 0.139% $53.7M Mortgage-backed securities US government-sponsored enterprise United States USD
92 Freddie Mac Freddie Mac Pool US3132CWVQ40 3132CWVQ4 0.137% $53.0M Mortgage-backed securities US government-sponsored enterprise United States USD
93 Freddie Mac Freddie Mac Pool US3132DURG49 3132DURG4 0.136% $52.7M Mortgage-backed securities US government-sponsored enterprise United States USD
94 Fannie Mae Fannie Mae Pool US3140XDUC86 3140XDUC8 0.135% $52.3M Mortgage-backed securities US government-sponsored enterprise United States USD
95 Fannie Mae Fannie Mae Pool US31418D7F32 31418D7F3 0.134% $51.9M Mortgage-backed securities US government-sponsored enterprise United States USD
96 Government National Mortgage Association Ginnie Mae II Pool US36179SNU77 36179SNU7 0.133% $51.7M Mortgage-backed securities US government agency United States USD
97 Government National Mortgage Association Ginnie Mae II Pool US36179YYV00 36179YYV0 0.133% $51.6M Mortgage-backed securities US government agency United States USD
98 Fannie Mae Fannie Mae Pool US3140XB3V07 3140XB3V0 0.132% $51.0M Mortgage-backed securities US government-sponsored enterprise United States USD
99 Fannie Mae Fannie Mae Pool US3140QU7J94 3140QU7J9 0.131% $50.7M Mortgage-backed securities US government-sponsored enterprise United States USD
100 Freddie Mac Freddie Mac Pool US3132DTL400 3132DTL40 0.130% $50.5M Mortgage-backed securities US government-sponsored enterprise United States USD
IMPORTANT FINANCIAL DISCLAIMER: The information provided on this platform is for educational and informational purposes only and should not be construed as investment advice. All investments involve risk, including potential loss of principal. Past performance does not guarantee future results. Take Profits is not a registered investment advisor and does not provide personalized investment advice. Users should conduct their own research and consult with qualified financial professionals before making investment decisions. Market data may be delayed and is provided by third-party sources.

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