# Portfolio overlap — RBFEX vs VTBIX Comparing **Bond Fund of America** (2026-03-31) and **VANGUARD TOTAL BOND MARKET II INDEX FUND** (2026-03-31). - Shared positions: 1696 - Bond Fund of America covered by VANGUARD TOTAL BOND MARKET II INDEX FUND: 0.2361325577589407186433514317 - VANGUARD TOTAL BOND MARKET II INDEX FUND covered by Bond Fund of America: 0.2361325577589407186433514317 ## 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 | ✓ | ## VANGUARD TOTAL BOND MARKET II INDEX FUND — top positions | Security | Weight | Shared | |----------|--------|--------| | Vanguard Market Liquidity Fund | 0.052417 | | | US TREASURY N/B | 0.014117 | ✓ | | US TREASURY N/B | 0.013634 | ✓ | | U.S. Treasury Notes | 0.007803 | ✓ | | U.S. Treasury Notes | 0.006637 | ✓ | | US TREASURY N/B | 0.005586 | ✓ | | US TREASURY N/B | 0.003856 | ✓ | | US TREASURY N/B | 0.003675 | ✓ | | US TREASURY N/B | 0.003623 | ✓ | | US TREASURY N/B | 0.003495 | ✓ | | US TREASURY N/B | 0.003466 | ✓ | | US TREASURY N/B | 0.003362 | ✓ | | US TREASURY N/B | 0.003344 | ✓ | | US TREASURY N/B | 0.003285 | ✓ | | US TREASURY N/B | 0.003128 | ✓ | | US TREASURY N/B | 0.003124 | | | US TREASURY N/B | 0.003099 | ✓ | | US TREASURY N/B | 0.003075 | ✓ | | US TREASURY N/B | 0.003056 | ✓ | | US TREASURY N/B | 0.003046 | ✓ | | US TREASURY N/B | 0.002957 | ✓ | | US TREASURY N/B | 0.002934 | ✓ | | US TREASURY N/B | 0.002931 | ✓ | | US TREASURY N/B | 0.002895 | ✓ | | US TREASURY N/B | 0.002861 | ✓ | | US TREASURY N/B | 0.002842 | | | US TREASURY N/B | 0.002788 | ✓ | | US TREASURY N/B | 0.002784 | ✓ | | US TREASURY N/B | 0.002703 | ✓ | | US TREASURY N/B | 0.002686 | | | US TREASURY N/B | 0.002683 | ✓ | | US TREASURY N/B | 0.002619 | | | US TREASURY N/B | 0.002610 | ✓ | | US TREASURY N/B | 0.002568 | ✓ | | US TREASURY N/B | 0.002564 | ✓ | | US TREASURY N/B | 0.002556 | ✓ | | US TREASURY N/B | 0.002537 | ✓ | | US TREASURY N/B | 0.002492 | | | US TREASURY N/B | 0.002473 | ✓ | | US TREASURY N/B | 0.002444 | | | US TREASURY N/B | 0.002427 | ✓ | | US TREASURY N/B | 0.002415 | ✓ | | US TREASURY N/B | 0.002409 | | | US TREASURY N/B | 0.002394 | ✓ | | US TREASURY N/B | 0.002371 | ✓ | | US TREASURY N/B | 0.002365 | | | US TREASURY N/B | 0.002352 | ✓ | | US TREASURY N/B | 0.002325 | ✓ | | US TREASURY N/B | 0.002295 | ✓ | | US TREASURY N/B | 0.002256 | ✓ | ## Sources - N-PORT (fund A) — accession `0001193125-26-245289` (as of 2026-03-31) - N-PORT (fund B) — accession `0000794105-26-000186` (as of 2026-03-31) --- _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 _