# Portfolio overlap — VCORX vs LUTAX Comparing **VANGUARD CORE BOND FUND** (2026-03-31) and **Columbia U.S. Treasury Index Fund** (2026-01-31). - Shared positions: 81 - VANGUARD CORE BOND FUND covered by Columbia U.S. Treasury Index Fund: 0.1481180560136596319137254315 - Columbia U.S. Treasury Index Fund covered by VANGUARD CORE BOND FUND: 0.1481180560136596319137254317 ## VANGUARD CORE BOND FUND — top positions | Security | Weight | Shared | |----------|--------|--------| | FNCL 5.5 4/26 | 0.017814 | | | G2SF 5 4/26 | 0.014505 | | | FNCL 6 4/26 | 0.013718 | | | FNCL 6.5 4/26 | 0.013061 | | | US TREASURY N/B | 0.010643 | ✓ | | US TREASURY N/B | 0.008839 | | | US TREASURY N/B | 0.008681 | ✓ | | FNCL 3.5 4/26 | 0.008612 | | | FNCL 2.5 4/26 | 0.008479 | | | US TREASURY N/B | 0.007554 | ✓ | | Vanguard Market Liquidity Fund | 0.005713 | | | US TREASURY N/B | 0.005472 | ✓ | | US TREASURY N/B | 0.005344 | ✓ | | G2SF 5.5 4/25 | 0.005289 | | | G2SF 4.5 4/26 | 0.004926 | | | US TREASURY N/B | 0.004756 | ✓ | | U.S. Treasury Bills | 0.004539 | | | FNCL 2 4/26 | 0.004397 | | | US TREASURY N/B | 0.004286 | ✓ | | FNCL 3 4/26 | 0.004282 | | | US TREASURY N/B | 0.004198 | ✓ | | US TREASURY N/B | 0.004196 | ✓ | | US TREASURY N/B | 0.004080 | ✓ | | FG Z40297 | 0.003868 | | | AGENCE FRANCAISE | 0.003847 | | | US TREASURY N/B | 0.003770 | ✓ | | US TREASURY N/B | 0.003740 | ✓ | | US TREASURY N/B | 0.003727 | ✓ | | CASSA DEPOSITI E PRESTIT SR UNSECURED 144A 10/30 4.375 | 0.003718 | | | CORP ANDINA FOM | 0.003630 | | | US TREASURY N/B | 0.003587 | ✓ | | Central American Bank for Economic Integration | 0.003534 | | | REP OF CYPRUS | 0.003498 | | | Sultanate of Oman Government Bond | 0.003441 | | | US TREASURY N/B | 0.003404 | ✓ | | US TREASURY N/B | 0.003359 | ✓ | | UNITED MEXICAN | 0.003282 | | | US TREASURY N/B | 0.003125 | ✓ | | US TREASURY N/B | 0.003098 | ✓ | | FN MA4237 | 0.003081 | | | US TREASURY N/B | 0.003016 | ✓ | | US TREASURY N/B | 0.002969 | ✓ | | US TREASURY N/B | 0.002964 | ✓ | | CHILE | 0.002918 | | | Sequoia Mortgage Trust, Series 2025-S2, Class A1 | 0.002830 | | | Hellenic Republic Government Bonds | 0.002807 | | | CDEP 5.875 04/30/29 144A | 0.002699 | | | US TREASURY N/B | 0.002619 | ✓ | | US TREASURY N/B | 0.002566 | ✓ | | US TREASURY N/B | 0.002565 | ✓ | ## Columbia U.S. Treasury Index Fund — top positions | Security | Weight | Shared | |----------|--------|--------| | US TREASURY N/B | 0.009020 | ✓ | | US TREASURY N/B | 0.008851 | | | US TREASURY N/B | 0.008754 | | | US TREASURY N/B | 0.008742 | | | US TREASURY N/B | 0.008599 | | | US TREASURY N/B | 0.008530 | | | US TREASURY N/B | 0.008526 | | | US TREASURY N/B | 0.008426 | | | US TREASURY N/B | 0.007907 | | | US TREASURY N/B | 0.007666 | | | US TREASURY N/B | 0.007246 | | | US TREASURY N/B | 0.007039 | | | US TREASURY N/B | 0.007032 | | | US TREASURY N/B | 0.007031 | | | US TREASURY N/B | 0.007027 | | | US TREASURY N/B | 0.006976 | | | US TREASURY N/B | 0.006954 | | | US TREASURY N/B | 0.006949 | | | US TREASURY N/B | 0.006884 | | | US TREASURY N/B | 0.006625 | ✓ | | US TREASURY N/B | 0.006609 | ✓ | | US TREASURY N/B | 0.006520 | | | US TREASURY N/B | 0.006445 | | | US TREASURY N/B | 0.005704 | | | US TREASURY N/B | 0.005431 | | | US TREASURY N/B | 0.005426 | | | US TREASURY N/B | 0.005338 | | | US TREASURY N/B | 0.005302 | ✓ | | US TREASURY N/B | 0.005281 | | | US TREASURY N/B | 0.005159 | ✓ | | US TREASURY N/B | 0.005133 | ✓ | | US TREASURY N/B | 0.005131 | | | US TREASURY N/B | 0.005119 | | | US TREASURY N/B | 0.005119 | ✓ | | US TREASURY N/B | 0.005108 | | | US TREASURY N/B | 0.005084 | | | US TREASURY N/B | 0.005080 | | | US TREASURY N/B | 0.005058 | | | US TREASURY N/B | 0.005057 | ✓ | | US TREASURY N/B | 0.005052 | | | US TREASURY N/B | 0.005035 | | | US TREASURY N/B | 0.005035 | | | US TREASURY N/B | 0.005028 | | | US TREASURY N/B | 0.005000 | | | US TREASURY N/B | 0.004996 | | | US TREASURY N/B | 0.004982 | | | US TREASURY N/B | 0.004978 | | | US TREASURY N/B | 0.004951 | | | US TREASURY N/B | 0.004949 | | | US TREASURY N/B | 0.004947 | | ## Sources - N-PORT (fund A) — accession `0000836906-26-000276` (as of 2026-03-31) - N-PORT (fund B) — accession `0001410368-26-033335` (as of 2026-01-31) --- _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 _