# Portfolio overlap — RBFEX vs AMUSX Comparing **Bond Fund of America** (2026-03-31) and **U.S. Government Securities Fund** (2026-02-28). - Shared positions: 912 - Bond Fund of America covered by U.S. Government Securities Fund: 0.2853663003674330100608894793 - U.S. Government Securities Fund covered by Bond Fund of America: 0.2853663003674330100608894794 ## Bond Fund of America — top positions | Security | Weight | Shared | |----------|--------|--------| | CAPITAL GROUP CENTRAL CASH FUND | 0.038352 | ✓ | | US TREASURY N/B | 0.013990 | | | US TREASURY N/B | 0.013490 | ✓ | | US TREASURY N/B | 0.012390 | ✓ | | US TREASURY N/B | 0.012069 | ✓ | | US TREASURY N/B | 0.010204 | ✓ | | US TREASURY N/B | 0.008753 | ✓ | | Uniform Mortgage-Backed Security, TBA | 0.008732 | | | US TREASURY N/B | 0.008088 | | | US TREASURY N/B | 0.007513 | | | US TREASURY N/B | 0.007294 | | | FNCL 2 5/26 | 0.006139 | | | US TREASURY N/B | 0.006124 | | | US TREASURY N/B | 0.005948 | ✓ | | Eagle Funding LuxCo S.a.r.l. | 0.005649 | | | US TREASURY N/B | 0.005532 | ✓ | | US TREASURY N/B | 0.005224 | ✓ | | US TREASURY N/B | 0.004910 | ✓ | | US TREASURY N/B | 0.004853 | ✓ | | U.S. Treasury Inflation-Protected Indexed Bonds | 0.004645 | ✓ | | US TREASURY N/B | 0.004637 | | | US TREASURY N/B | 0.004614 | | | FNCL 6 4/26 | 0.004569 | | | US TREASURY N/B | 0.004231 | ✓ | | US TREASURY N/B | 0.004187 | | | US TREASURY N/B | 0.004149 | | | US TREASURY N/B | 0.004137 | ✓ | | US TREASURY N/B | 0.004017 | ✓ | | US TREASURY N/B | 0.003996 | ✓ | | U.S. Treasury Notes | 0.003699 | | | FNCL 2.5 4/26 | 0.003585 | | | US TREASURY N/B | 0.003434 | ✓ | | US TREASURY N/B | 0.003408 | ✓ | | US TREASURY N/B | 0.003407 | ✓ | | US TREASURY N/B | 0.003051 | ✓ | | US TREASURY N/B | 0.003033 | ✓ | | USRE 2021-1 A1 | 0.002968 | | | FR SD8213 | 0.002953 | ✓ | | US TREASURY N/B | 0.002939 | | | US TREASURY N/B | 0.002895 | | | US TREASURY N/B | 0.002847 | ✓ | | US TREASURY N/B | 0.002801 | ✓ | | US TREASURY N/B | 0.002751 | ✓ | | US TREASURY N/B | 0.002730 | ✓ | | FNCL 5.5 4/26 | 0.002664 | | | US TREASURY N/B | 0.002642 | | | US TREASURY N/B | 0.002617 | ✓ | | IL ST TXB-PENSION | 0.002592 | | | US TREASURY N/B | 0.002537 | ✓ | | US TREASURY N/B | 0.002457 | | ## U.S. Government Securities Fund — top positions | Security | Weight | Shared | |----------|--------|--------| | CAPITAL GROUP CENTRAL CASH FUND | 0.043551 | ✓ | | US TREASURY N/B | 0.024247 | ✓ | | US TREASURY N/B | 0.023538 | ✓ | | US TREASURY N/B | 0.022642 | ✓ | | US TREASURY N/B | 0.019310 | ✓ | | U.S. Treasury Inflation-Protected Indexed Notes | 0.018477 | | | US TREASURY N/B | 0.017014 | ✓ | | US TREASURY N/B | 0.016571 | ✓ | | U.S. Treasury Bills | 0.015741 | | | US TREASURY N/B | 0.013820 | ✓ | | US TREASURY N/B | 0.012011 | ✓ | | U.S. Treasury Bills | 0.011829 | | | U.S. Treasury Bills | 0.011762 | | | U.S. Treasury Bills | 0.011738 | | | US TREASURY N/B | 0.010520 | | | FR SD8342 | 0.009228 | ✓ | | US TREASURY N/B | 0.008988 | ✓ | | US TREASURY N/B | 0.008934 | ✓ | | US TREASURY N/B | 0.008825 | ✓ | | US TREASURY N/B | 0.008641 | ✓ | | FR SD8350 | 0.008565 | | | US TREASURY N/B | 0.008503 | ✓ | | FR RQ0028 | 0.008150 | ✓ | | US TREASURY N/B | 0.008004 | ✓ | | UMBS | 0.007617 | ✓ | | US TREASURY N/B | 0.007553 | | | FR SD8288 | 0.007343 | ✓ | | US TREASURY N/B | 0.006929 | ✓ | | Fannie Mae or Freddie Mac | 0.006602 | | | UST BILLS 0% 05/14/2026 | 0.005873 | | | US TREASURY N/B | 0.005563 | ✓ | | US TREASURY N/B | 0.005360 | ✓ | | FR SD8290 | 0.005189 | ✓ | | US TREASURY N/B | 0.005172 | ✓ | | US TREASURY N/B | 0.005137 | ✓ | | US TREASURY N/B | 0.005127 | | | U.S. Treasury Bills | 0.005093 | | | US TREASURY N/B | 0.005068 | ✓ | | US TREASURY N/B | 0.004981 | ✓ | | US TREASURY N/B | 0.004979 | ✓ | | US TREASURY N/B | 0.004890 | ✓ | | FNCL UMBS 6.5 CB7624 12-01-53 | 0.004793 | | | FR RQ0015 | 0.004625 | | | US TREASURY N/B | 0.004520 | ✓ | | U.S. Treasury Inflation-Protected Indexed Bonds | 0.004487 | ✓ | | FNMA POOL MA5011 FN 05/53 FIXED 6 | 0.004460 | ✓ | | US TREASURY N/B | 0.004235 | ✓ | | OIS RECFIX USD 4.9005% 04-17-24/04-17-26 LCH | 0.004105 | ✓ | | UNITED STATES TREASURY INFLATION INDEXED BONDS I/L 2.375% 02-15-56 | 0.004034 | | | US TREASURY N/B | 0.004010 | ✓ | ## Sources - N-PORT (fund A) — accession `0001193125-26-245289` (as of 2026-03-31) - N-PORT (fund B) — accession `0001193125-26-182060` (as of 2026-02-28) --- _Informational only — not investment advice. FundWatcher presents publicly available data and makes no recommendation to buy or sell any security. Verify all figures against the source filing before relying on them._ _Data sourced from U.S. SEC EDGAR filings (Forms N-PORT, N-CEN, and prospectus Risk/Return summaries). FundWatcher is not affiliated with the SEC._ _Use of this data is subject to the FundWatcher Terms of Service. Information may be used only for personal, non-commercial research and may not be redistributed. See _