# Portfolio overlap — VINIX vs PREIX

Comparing **VANGUARD INSTITUTIONAL INDEX FUND** (2026-03-31) and **T. Rowe Price Equity Index 500 Fund** (2026-03-31).

- Shared positions: 476
- VANGUARD INSTITUTIONAL INDEX FUND covered by T. Rowe Price Equity Index 500 Fund: 0.9677779311381671617348817650
- T. Rowe Price Equity Index 500 Fund covered by VANGUARD INSTITUTIONAL INDEX FUND: 0.9677779311381671617348817650

## VANGUARD INSTITUTIONAL INDEX FUND — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| NVIDIA CORP | 0.075785 | ✓ |
| APPLE INC | 0.066629 | ✓ |
| MICROSOFT CORP | 0.049155 | ✓ |
| AMAZON.COM INC | 0.036383 | ✓ |
| ALPHABET INC CL A | 0.029938 | ✓ |
| BROADCOM INC | 0.026242 | ✓ |
| ALPHABET INC CL C | 0.023991 | ✓ |
| META PLATFORMS INC CL A | 0.022377 | ✓ |
| TESLA INC | 0.018697 | ✓ |
| BERKSHIRE HATH-B | 0.015714 | ✓ |
| JPMORGAN CHASE and CO | 0.013374 | ✓ |
| LILLY ELI and CO | 0.013034 | ✓ |
| EXXON MOBIL CORP | 0.012679 | ✓ |
| JOHNSON&JOHNSON | 0.010534 | ✓ |
| WALMART INC | 0.009742 | ✓ |
| VISA INC-CLASS A | 0.008798 | ✓ |
| COSTCO WHOLESALE CORP | 0.007909 | ✓ |
| MASTERCARD INC CL A | 0.007277 | ✓ |
| NETFLIX INC | 0.007260 | ✓ |
| CHEVRON CORP | 0.006935 | ✓ |
| ABBVIE INC | 0.006874 | ✓ |
| MICRON TECHNOLOGY INC | 0.006800 | ✓ |
| PROCTER & GAMBLE | 0.006003 | ✓ |
| PALANTIR TECHNOLOGIES INC | 0.005976 | ✓ |
| ADV MICRO DEVICE | 0.005931 | ✓ |
| CATERPILLAR INC | 0.005895 | ✓ |
| HOME DEPOT INC | 0.005855 | ✓ |
| BANK OF AMERICA CORPORATION | 0.005571 | ✓ |
| CISCO SYSTEMS INC | 0.005482 | ✓ |
| MERCK & CO | 0.005339 | ✓ |
| GENERAL ELECTRIC CO | 0.005322 | ✓ |
| COCA-COLA CO/THE | 0.005265 | ✓ |
| APPLIED MATERIALS INC | 0.004851 | ✓ |
| LAM RESEARCH CORP | 0.004771 | ✓ |
| RTX CORP | 0.004630 | ✓ |
| PHILIP MORRIS INTL INC | 0.004603 | ✓ |
| ORACLE CORP | 0.004461 | ✓ |
| WELLS FARGO & CO | 0.004403 | ✓ |
| UNITEDHEALTH GRP | 0.004383 | ✓ |
| GOLDMAN SACHS GROUP INC | 0.004304 | ✓ |
| GE VERNOVA LLC | 0.004207 | ✓ |
| LINDE PLC | 0.004140 |  |
| INTL BUS MACH CORP | 0.004052 | ✓ |
| MCDONALDS CORP | 0.003958 | ✓ |
| PEPSICO INC | 0.003795 | ✓ |
| VERIZON COMMUNICATIONS INC | 0.003786 | ✓ |
| INTEL CORP | 0.003705 | ✓ |
| AT&T INC | 0.003629 | ✓ |
| MORGAN STANLEY | 0.003540 | ✓ |
| NEXTERA ENERGY INC | 0.003459 | ✓ |

## T. Rowe Price Equity Index 500 Fund — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| NVIDIA CORP | 0.075664 | ✓ |
| APPLE INC | 0.066522 | ✓ |
| MICROSOFT CORP | 0.049075 | ✓ |
| AMAZON.COM INC | 0.036326 | ✓ |
| ALPHABET INC CL A | 0.029888 | ✓ |
| BROADCOM INC | 0.026201 | ✓ |
| ALPHABET INC CL C | 0.023953 | ✓ |
| META PLATFORMS INC CL A | 0.022343 | ✓ |
| TESLA INC | 0.018664 | ✓ |
| BERKSHIRE HATH-B | 0.015686 | ✓ |
| JPMORGAN CHASE and CO | 0.014157 | ✓ |
| LILLY ELI and CO | 0.013010 | ✓ |
| EXXON MOBIL CORP | 0.012655 | ✓ |
| JOHNSON&JOHNSON | 0.010514 | ✓ |
| WALMART INC | 0.009723 | ✓ |
| VISA INC-CLASS A | 0.009068 | ✓ |
| COSTCO WHOLESALE CORP | 0.007900 | ✓ |
| MASTERCARD INC CL A | 0.007262 | ✓ |
| NETFLIX INC | 0.007244 | ✓ |
| CHEVRON CORP | 0.006921 | ✓ |
| ABBVIE INC | 0.006859 | ✓ |
| MICRON TECHNOLOGY INC | 0.006784 | ✓ |
| PROCTER & GAMBLE | 0.005990 | ✓ |
| PALANTIR TECHNOLOGIES INC | 0.005963 | ✓ |
| ADV MICRO DEVICE | 0.005925 | ✓ |
| CATERPILLAR INC | 0.005882 | ✓ |
| HOME DEPOT INC | 0.005842 | ✓ |
| BANK OF AMERICA CORPORATION | 0.005772 | ✓ |
| CISCO SYSTEMS INC | 0.005470 | ✓ |
| MERCK & CO | 0.005327 | ✓ |
| GENERAL ELECTRIC CO | 0.005310 | ✓ |
| COCA-COLA CO/THE | 0.005253 | ✓ |
| APPLIED MATERIALS INC | 0.004840 | ✓ |
| LAM RESEARCH CORP | 0.004760 | ✓ |
| RTX CORP | 0.004627 | ✓ |
| PHILIP MORRIS INTL INC | 0.004592 | ✓ |
| GOLDMAN SACHS GROUP INC | 0.004526 | ✓ |
| ORACLE CORP | 0.004454 | ✓ |
| WELLS FARGO & CO | 0.004392 | ✓ |
| UNITEDHEALTH GRP | 0.004373 | ✓ |
| GE VERNOVA LLC | 0.004197 | ✓ |
| LINDE PLC | 0.004129 |  |
| INTL BUS MACH CORP | 0.004042 | ✓ |
| MCDONALDS CORP | 0.003948 | ✓ |
| PEPSICO INC | 0.003785 | ✓ |
| VERIZON COMMUNICATIONS INC | 0.003776 | ✓ |
| INTEL CORP | 0.003700 | ✓ |
| AT&T INC | 0.003619 | ✓ |
| CITIGROUP INC | 0.003535 | ✓ |
| MORGAN STANLEY | 0.003531 | ✓ |


## Sources

- N-PORT (fund A) — accession `0000862084-26-000094` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/862084/000086208426000094/0000862084-26-000094-index.htm>
- N-PORT (fund B) — accession `0001099263-26-006578` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/858581/000109926326006578/0001099263-26-006578-index.htm>

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