# Portfolio overlap — VIPIX vs ACITX

Comparing **VANGUARD INFLATION-PROTECTED SECURITIES FUND** (2026-03-31) and **Inflation-Adjusted Bond Fund** (2026-03-31).

- Shared positions: 41
- VANGUARD INFLATION-PROTECTED SECURITIES FUND covered by Inflation-Adjusted Bond Fund: 0.5885518792632164242201809926
- Inflation-Adjusted Bond Fund covered by VANGUARD INFLATION-PROTECTED SECURITIES FUND: 0.5885518792632164242201809927

## VANGUARD INFLATION-PROTECTED SECURITIES FUND — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| U.S. Treasury Inflation-Protected Indexed Notes | 0.039405 | ✓ |
| U.S. Treasury Inflation-Protected Indexed Notes | 0.037060 | ✓ |
| U.S. Treasury Inflation-Protected Notes 1.75%, Due 01/15/2034 | 0.035358 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.375 07/15/33 | 0.033040 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.125% 01/15/2033 | 0.032960 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-5/8% 07/15/2032 | 0.032876 | ✓ |
| U.S. Treasury Notes | 0.032455 | ✓ |
| U.S. Treasury Notes | 0.032429 |  |
| U.S. Treasury Inflation-Protected Indexed Notes | 0.031804 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 2.375% 10/15/2028 | 0.031276 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 07/15/2028 | 0.031158 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  01/15/32 | 0.030920 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-5/8% 10/15/27 | 0.029471 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.250 04/15/2028 | 0.029399 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 04/15/2027 | 0.028779 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 07/15/2031 | 0.028286 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 01/15/2031 | 0.027934 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES .125 07/15/2030 | 0.027111 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/2% 01/15/2028 | 0.026014 | ✓ |
| U.S. Treasury Notes 0.125%, Due 1/15/2030 | 0.025832 | ✓ |
| U.S. Treasury Notes | 0.022695 | ✓ |
| U.S. Treasury Inflation-Linked Notes | 0.021807 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES .875% 01/15/2029 | 0.020190 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES .25%  07/15/29 | 0.019755 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/8% 07/15/2027 | 0.019474 | ✓ |
| US TREASURY N/B | 0.019249 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2045 | 0.016668 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-7/8% 04/15/29 | 0.013764 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/8% 02/15/2044 | 0.012858 | ✓ |
| US TREASURY N/B | 0.012086 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-5/8% 04/15/28 | 0.011681 | ✓ |
| U.S. Treasury Inflation-Indexed Notes | 0.011358 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 2-1/2% 01/15/29 | 0.011091 | ✓ |
| U.S. Treasury Inflation-Protected Indexed Bonds | 0.010998 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/4% 01/15/28 | 0.010977 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2042 | 0.010657 | ✓ |
| U.S. Treasury Inflation-Protected Notes 2.125%, Due 02/15/2054 | 0.010186 | ✓ |
| Vanguard Market Liquidity Fund | 0.009589 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.50% 2/15/2053 | 0.009232 | ✓ |
| U.S. Treasury Inflation-Protected Indexed Bonds | 0.009114 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  02/15/2052 | 0.007219 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/46 | 0.006424 | ✓ |
| UNITED STATES TREASURY INFLATION INDEXED BONDS I/L 2.375% 02-15-56 | 0.006332 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-5/8% 02/15/2043 | 0.006192 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0.25% 02/15/2050 | 0.006162 | ✓ |
| U.S. Treasury Inflation-Protected Indexed Bonds | 0.005802 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 2 1/8% 02/15/40 | 0.005779 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-7/8% 02/15/2047 | 0.005606 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/48 | 0.005513 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-3/8% 04/15/32 | 0.005165 | ✓ |

## Inflation-Adjusted Bond Fund — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.375 07/15/33 | 0.056316 | ✓ |
| U.S. Treasury Inflation-Protected Indexed Notes | 0.047907 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 07/15/2031 | 0.047715 | ✓ |
| U.S. Treasury Notes | 0.045164 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-5/8% 07/15/2032 | 0.040213 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.250 04/15/2028 | 0.038264 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-7/8% 04/15/29 | 0.034712 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/2% 01/15/2028 | 0.034524 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES .25%  07/15/29 | 0.033154 | ✓ |
| Regatta Funding Co LLC | 0.029693 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 04/15/2027 | 0.029312 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-5/8% 04/15/28 | 0.027466 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES .125 07/15/2030 | 0.027441 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/8% 02/15/2044 | 0.025440 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  01/15/32 | 0.022428 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.125% 01/15/2033 | 0.021296 | ✓ |
| U.S. Treasury Notes 0.125%, Due 1/15/2030 | 0.020787 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2045 | 0.019286 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES .875% 01/15/2029 | 0.017598 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-5/8% 02/15/2043 | 0.017034 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/8% 07/15/2027 | 0.016781 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 01/15/2031 | 0.015563 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-3/8% 04/15/32 | 0.014615 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 07/15/2028 | 0.013975 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2042 | 0.013915 | ✓ |
| U.S. Treasury Inflation-Protected Notes 1.75%, Due 01/15/2034 | 0.013407 | ✓ |
| NEW ZEALAND GVT | 0.013355 |  |
| U.S. Treasury Inflation-Protected Indexed Bonds | 0.011475 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-7/8% 02/15/2047 | 0.010938 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/4% 01/15/28 | 0.010557 | ✓ |
| St Lawrence Funding LLC 0.00 04/01/2026 | 0.009527 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/48 | 0.009035 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 2.375% 10/15/2028 | 0.008164 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  02/15/2052 | 0.007846 | ✓ |
| iShares Trust 0-5YR HIGH YEILD CORP BD ET | 0.007262 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 0.25% 02/15/2050 | 0.007162 | ✓ |
| U.S. Treasury Notes | 0.006681 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-5/8% 10/15/27 | 0.005520 | ✓ |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 2-1/2% 01/15/29 | 0.005381 | ✓ |
| JP Morgan Mortgage Trust 2026-CES1 4.91 | 0.005197 |  |
| U.S. Treasury Inflation Linked Bonds | 0.004647 | ✓ |
| BMARK 2024-V8 A3 FRN 07-15-57 | 0.004546 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/46 | 0.004464 | ✓ |
| JP Morgan Mortgage Trust Series 2026-ACES1 | 0.004351 |  |
| U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.50% 2/15/2053 | 0.004114 | ✓ |
| Sequoia Mortgage Trust 2025-8 5.50 | 0.004004 |  |
| Santander Mortgage Asset Receivable Trust 2026-CES1 | 0.003841 |  |
| New Zealand Parliament | 0.003735 |  |
| PRKCM 2026-AFC1 A1 | 0.003694 |  |
| BARCLAYS PLC REGD V/R /PERP/ 8.00000000 | 0.003416 |  |


## Sources

- N-PORT (fund A) — accession `0000794105-26-000184` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/794105/000079410526000184/0000794105-26-000184-index.htm>
- N-PORT (fund B) — accession `0001193125-26-248829` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/773674/000119312526248829/0001193125-26-248829-index.htm>

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