# Portfolio overlap — VMCIX vs FSMDX

Comparing **VANGUARD MID-CAP INDEX FUND** (2026-03-31) and **Fidelity Mid Cap Index Fund** (2026-01-31).

- Shared positions: 231
- VANGUARD MID-CAP INDEX FUND covered by Fidelity Mid Cap Index Fund: 0.5527652127828116930241230446
- Fidelity Mid Cap Index Fund covered by VANGUARD MID-CAP INDEX FUND: 0.5527652127828116930241230446

## VANGUARD MID-CAP INDEX FUND — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| VERTIV HOLDINGS CO | 0.010253 | ✓ |
| HOWMET AEROSPACE INC | 0.010058 | ✓ |
| WESTERN DIGITAL CORP | 0.009982 | ✓ |
| CONSTELLATION ENERGY CORP | 0.009362 |  |
| SEAGATE TECHNOLO | 0.009300 |  |
| QUANTA SVCS INC | 0.008942 | ✓ |
| SLB LTD | 0.008365 |  |
| CUMMINS INC | 0.008092 | ✓ |
| VALERO ENERGY CORP | 0.008042 | ✓ |
| PHILLIPS 66 | 0.007947 | ✓ |
| MARATHON PETROLEUM CORP | 0.007834 | ✓ |
| MOTOROLA SOLUTIONS INC | 0.007825 |  |
| CRH PLC | 0.007647 |  |
| ROSS STORES INC | 0.007627 | ✓ |
| GENERAL MOTORS CO | 0.007331 |  |
| ROYAL CARIBBEAN | 0.007293 |  |
| TRANSDIGM GROUP INC | 0.007124 |  |
| WARNER BROS DISCOVERY INC | 0.007042 | ✓ |
| L3HARRIS TECHNOLOGIES INC | 0.007017 | ✓ |
| CLOUDFLARE INC-A | 0.006776 | ✓ |
| DIGITAL REALTY TRUST INC | 0.006740 | ✓ |
| TE CONNECTIVITY | 0.006676 |  |
| PACCAR INC | 0.006612 |  |
| BAKER HUGHES CO | 0.006567 | ✓ |
| NEWMONT CORP | 0.006409 |  |
| CENCORA INC | 0.006319 | ✓ |
| CORTEVA INC | 0.006224 | ✓ |
| REALTY INCOME CORP REIT | 0.006210 | ✓ |
| ONEOK INC | 0.006197 | ✓ |
| CHENIERE ENERGY INC | 0.006168 | ✓ |
| ARTHUR J GALLAGHAR AND CO | 0.006061 |  |
| TARGET CORP | 0.005974 |  |
| ROBINHOOD MARKETS INC | 0.005960 | ✓ |
| DOMINION ENERGY INC | 0.005914 |  |
| TARGA RESOURCES CORP | 0.005867 | ✓ |
| ALLSTATE CORPORATION | 0.005858 | ✓ |
| FASTENAL CO | 0.005800 | ✓ |
| CORNING INC | 0.005714 | ✓ |
| DOORDASH INC-A | 0.005695 |  |
| ELECTRONIC ARTS INC | 0.005553 | ✓ |
| VISTRA CORP | 0.005545 | ✓ |
| ENTERGY CORP | 0.005540 | ✓ |
| MONOLITHIC POWER SYS INC | 0.005507 | ✓ |
| CARDINAL HEALTH INC | 0.005413 | ✓ |
| XCEL ENERGY INC | 0.005395 | ✓ |
| EXELON CORP | 0.005387 | ✓ |
| WW GRAINGER INC | 0.005344 | ✓ |
| AMETEK INC NEW | 0.005343 | ✓ |
| KEYSIGHT TECHNOLOGIES INC | 0.005281 | ✓ |
| OCCIDENTAL PETROLEUM CORP | 0.005234 | ✓ |

## Fidelity Mid Cap Index Fund — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| Fidelity Securities Lending Cash Central Fund | 0.013702 |  |
| WESTERN DIGITAL CORP | 0.006523 | ✓ |
| BANK OF NEW YORK MELLON CORP | 0.006411 |  |
| HOWMET AEROSPACE INC | 0.006393 | ✓ |
| ROYAL CARIBBEAN CRUISES LTD | 0.006302 |  |
| CORNING INC | 0.006176 | ✓ |
| CUMMINS INC | 0.006103 | ✓ |
| SANDISK CORPORATION | 0.005954 |  |
| ROBINHOOD MARKETS INC | 0.005641 | ✓ |
| VERTIV HOLDINGS CO | 0.005427 | ✓ |
| QUANTA SVCS INC | 0.005356 | ✓ |
| HILTON WORLDWIDE HOLDINGS INC | 0.005216 | ✓ |
| CENCORA INC | 0.005040 | ✓ |
| WARNER BROS DISCOVERY INC | 0.004915 | ✓ |
| L3HARRIS TECHNOLOGIES INC | 0.004906 | ✓ |
| SIMON PROPERTY | 0.004749 | ✓ |
| ROSS STORES INC | 0.004606 | ✓ |
| KINDER MORGAN INC | 0.004543 | ✓ |
| PHILLIPS 66 | 0.004433 | ✓ |
| DIGITAL REALTY TRUST INC | 0.004375 | ✓ |
| REALTY INCOME CORP REIT | 0.004291 | ✓ |
| CLOUDFLARE INC-A | 0.004260 | ✓ |
| BAKER HUGHES CO | 0.004258 | ✓ |
| VALERO ENERGY CORP | 0.004226 | ✓ |
| CARVANA CO CL A | 0.004155 | ✓ |
| FORD MOTOR CO | 0.004152 | ✓ |
| MARATHON PETROLEUM CORP | 0.004105 | ✓ |
| VISTRA CORP | 0.004105 | ✓ |
| IDEXX LABS INC | 0.004093 | ✓ |
| ALLSTATE CORPORATION | 0.004023 | ✓ |
| MONOLITHIC POWER SYS INC | 0.003987 | ✓ |
| AMETEK INC NEW | 0.003954 | ✓ |
| ELECTRONIC ARTS INC | 0.003929 | ✓ |
| CARDINAL HEALTH INC | 0.003929 | ✓ |
| CBRE GROUP INC - CL A | 0.003881 | ✓ |
| CORTEVA INC | 0.003816 | ✓ |
| FASTENAL CO | 0.003814 | ✓ |
| UNITED RENTALS INC | 0.003803 | ✓ |
| ONEOK INC | 0.003791 | ✓ |
| AMERIPRISE FINANCIAL INC | 0.003754 | ✓ |
| FERGUSON ENTERPRISES INC | 0.003695 | ✓ |
| ROCKWELL AUTOMATION INC | 0.003656 | ✓ |
| WW GRAINGER INC | 0.003618 | ✓ |
| ANGLOGOLD ASHANTI PLC | 0.003584 |  |
| EXELON CORP | 0.003468 | ✓ |
| CHENIERE ENERGY INC | 0.003453 | ✓ |
| XCEL ENERGY INC | 0.003449 | ✓ |
| MSCI INC | 0.003399 | ✓ |
| NASDAQ INC | 0.003361 | ✓ |
| COINBASE GLOBAL INC | 0.003325 | ✓ |


## Sources

- N-PORT (fund A) — accession `0000036405-26-000314` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/36405/000003640526000314/0000036405-26-000314-index.htm>
- N-PORT (fund B) — accession `0000035402-26-002034` (as of 2026-01-31)
  <https://www.sec.gov/Archives/edgar/data/35315/000003540226002034/0000035402-26-002034-index.htm>

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_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._

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