# Portfolio overlap — RGVCX vs VBTLX Comparing **U.S. Government Securities Fund** (2026-02-28) and **VANGUARD TOTAL BOND MARKET INDEX FUND** (2026-03-31). - Shared positions: 318 - U.S. Government Securities Fund covered by VANGUARD TOTAL BOND MARKET INDEX FUND: 0.1692267131361076128537923305 - VANGUARD TOTAL BOND MARKET INDEX FUND covered by U.S. Government Securities Fund: 0.1692267131361076128537923307 ## 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 | ✓ | ## VANGUARD TOTAL BOND MARKET INDEX FUND — top positions | Security | Weight | Shared | |----------|--------|--------| | Vanguard Market Liquidity Fund | 0.010685 | | | US TREASURY N/B | 0.004799 | | | US TREASURY N/B | 0.004211 | ✓ | | US TREASURY N/B | 0.004208 | ✓ | | US TREASURY N/B | 0.004193 | ✓ | | US TREASURY N/B | 0.004153 | | | US TREASURY N/B | 0.004130 | ✓ | | US TREASURY N/B | 0.004051 | ✓ | | US TREASURY N/B | 0.003950 | | | US TREASURY N/B | 0.003933 | ✓ | | US TREASURY N/B | 0.003650 | ✓ | | US TREASURY N/B | 0.003636 | ✓ | | US TREASURY N/B | 0.003633 | | | US TREASURY N/B | 0.003529 | | | US TREASURY N/B | 0.003528 | ✓ | | US TREASURY N/B | 0.003509 | ✓ | | US TREASURY N/B | 0.003423 | | | US TREASURY N/B | 0.003304 | ✓ | | US TREASURY N/B | 0.003245 | ✓ | | US TREASURY N/B | 0.003239 | | | US TREASURY N/B | 0.003235 | | | US TREASURY N/B | 0.003207 | ✓ | | US TREASURY N/B | 0.003188 | | | US TREASURY N/B | 0.003167 | ✓ | | US TREASURY N/B | 0.003117 | ✓ | | US TREASURY N/B | 0.003086 | ✓ | | US TREASURY N/B | 0.002885 | ✓ | | US TREASURY N/B | 0.002751 | | | US TREASURY N/B | 0.002746 | ✓ | | US TREASURY N/B | 0.002725 | | | US TREASURY N/B | 0.002602 | | | US TREASURY N/B | 0.002428 | | | US TREASURY N/B | 0.002421 | ✓ | | US TREASURY N/B | 0.002415 | ✓ | | US TREASURY N/B | 0.002412 | ✓ | | US TREASURY N/B | 0.002401 | | | US TREASURY N/B | 0.002394 | | | US TREASURY N/B | 0.002392 | ✓ | | US TREASURY N/B | 0.002360 | ✓ | | US TREASURY N/B | 0.002358 | | | US TREASURY N/B | 0.002330 | | | US TREASURY N/B | 0.002312 | ✓ | | US TREASURY N/B | 0.002295 | | | US TREASURY N/B | 0.002286 | ✓ | | US TREASURY N/B | 0.002284 | ✓ | | US TREASURY N/B | 0.002276 | ✓ | | US TREASURY N/B | 0.002272 | | | US TREASURY N/B | 0.002256 | | | US TREASURY N/B | 0.002244 | ✓ | | US TREASURY N/B | 0.002240 | ✓ | ## Sources - N-PORT (fund A) — accession `0001193125-26-182060` (as of 2026-02-28) - N-PORT (fund B) — accession `0000794105-26-000185` (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 _