# MBSF holdings: 429 positions

> MBSF holds 429 positions as of Jul 31, 2026. The largest is United States of America - Bureau of the Public Debt at 4.72%. Free CSV download.

Data as of Jul 31, 2026. Rebuilt every trading night.

MBSF held 429 positions as of Jul 31, 2026. United States of America - Bureau of the Public Debt is the largest at 4.72%; the top 10 are 20.3% of the fund.

Source: Form N-PORT filed with the SEC (<https://www.sec.gov/Archives/edgar/data/1437249/000091047226015082/primary_doc.xml>).

| # | Holding | Ticker | Weight |
| --- | --- | --- | --- |
| 1 | United States of America - Bureau of the Public Debt |  | 4.72% |
| 2 | Federal Home Loan Mortgage Corp |  | 2.28% |
| 3 | Federal National Mortgage Association |  | 2.16% |
| 4 | Federal Home Loan Mortgage Corp |  | 1.85% |
| 5 | Federal Home Loan Mortgage Corp |  | 1.75% |
| 6 | Federal National Mortgage Association |  | 1.73% |
| 7 | Government National Mortgage Association |  | 1.55% |
| 8 | Federal Home Loan Mortgage Corp. |  | 1.45% |
| 9 | Federal National Mortgage Association |  | 1.44% |
| 10 | Government National Mortgage Association |  | 1.34% |
| 11 | Government National Mortgage Association |  | 1.26% |
| 12 | Federal Home Loan Mortgage Corp |  | 1.20% |
| 13 | Government National Mortgage Association |  | 1.16% |
| 14 | Government National Mortgage Association |  | 1.14% |
| 15 | Government National Mortgage Association |  | 1.12% |
| 16 | Government National Mortgage Association |  | 1.11% |
| 17 | Federal Home Loan Mortgage Corp |  | 1.00% |
| 18 | Federal Home Loan Mortgage Corp |  | 0.94% |
| 19 | Federal Home Loan Mortgage Corp |  | 0.90% |
| 20 | Government National Mortgage Association |  | 0.89% |
| 21 | Government National Mortgage Association |  | 0.86% |
| 22 | Federal National Mortgage Association |  | 0.83% |
| 23 | Federal National Mortgage Association |  | 0.82% |
| 24 | Government National Mortgage Association |  | 0.82% |
| 25 | Federal National Mortgage Association |  | 0.81% |
| | Cash and other net assets | | 0.51% |

The largest 25 of 429 positions are shown. All of them: https://etfiq.com/funds/mbsf/holdings/mbsf-holdings.csv (CSV) or https://etfiq.com/data/books/mbsf.json (JSON).

Fund page: https://etfiq.com/funds/mbsf

Cite: ETFIQ, Holdings of MBSF, data as of Jul 31, 2026. https://etfiq.com/funds/mbsf/holdings/