# Portfolio overlap — VSCIX vs SMXAX

Comparing **VANGUARD SMALL-CAP INDEX FUND** (2026-03-31) and **SIIT EXTENDED MARKET INDEX FUND** (2026-02-28).

- Shared positions: 1064
- VANGUARD SMALL-CAP INDEX FUND covered by SIIT EXTENDED MARKET INDEX FUND: 0.6447634322351882975211436408
- SIIT EXTENDED MARKET INDEX FUND covered by VANGUARD SMALL-CAP INDEX FUND: 0.6447634322351882975211436410

## VANGUARD SMALL-CAP INDEX FUND — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| Vanguard Market Liquidity Fund | 0.014126 |  |
| EMCOR GROUP INC | 0.004554 |  |
| NRG ENERGY INC | 0.004299 |  |
| ATMOS ENERGY CORP | 0.004233 |  |
| TAPESTRY INC | 0.003957 |  |
| TECHNIPFMC PLC | 0.003831 | ✓ |
| CIENA CORP | 0.003803 |  |
| CASEY'S GENERAL | 0.003737 | ✓ |
| JABIL INC | 0.003691 |  |
| NATERA INC | 0.003670 | ✓ |
| EXPAND ENERGY CORP | 0.003655 |  |
| UNITED THERAPEUTICS CORP DEL | 0.003600 | ✓ |
| FTAI AVIATION LT | 0.003481 | ✓ |
| CURTISS WRIGHT CORPORATION | 0.003478 | ✓ |
| LUMENTUM HOLDINGS INC | 0.003475 | ✓ |
| COMFORT SYSTEMS USA INC | 0.003359 |  |
| FLEX LTD | 0.003334 | ✓ |
| OMNICOM GROUP INC | 0.003237 |  |
| COHERENT CORP | 0.003093 | ✓ |
| WILLIAMS-SONOMA INC | 0.003015 |  |
| XPO LOGISTICS INC | 0.002999 | ✓ |
| ROYAL GOLD INC | 0.002989 | ✓ |
| AST SPACEMOBILE INC | 0.002980 | ✓ |
| WOODWARD INC | 0.002955 | ✓ |
| ALBEMARLE CORP | 0.002930 |  |
| SMURFIT WESTROCK | 0.002883 |  |
| US FOODS HOLDING CORP | 0.002817 | ✓ |
| MASTEC INC | 0.002813 | ✓ |
| SOFI TECHNOLOGIES INC A | 0.002805 | ✓ |
| CF INDUSTRIES HOLDINGS INC | 0.002764 |  |
| ATI INC | 0.002759 | ✓ |
| EQT CORPORATION | 0.002751 |  |
| CH ROBINSON WORLDWIDE INC | 0.002729 |  |
| BUNGE GLOBAL SA | 0.002727 |  |
| NVENT ELECTRIC | 0.002650 | ✓ |
| TWILIO INC CLASS A | 0.002640 | ✓ |
| LIBERTY MEDIA CORP LIBERTY FORMULA ONE CL C | 0.002634 | ✓ |
| DUPONT DE NEMOURS INC | 0.002594 |  |
| BWX TECHNOLOGIES INC | 0.002590 | ✓ |
| FABRINET | 0.002588 | ✓ |
| CARPENTER TECHNOLOGY CORP | 0.002583 | ✓ |
| PURE STORAGE INC CL A | 0.002565 | ✓ |
| REVOLUTION MEDICINES INC | 0.002536 | ✓ |
| ROCKET LAB CORP | 0.002524 | ✓ |
| MODERNA INC | 0.002501 |  |
| BLOOM ENERGY CORP CL A | 0.002501 |  |
| ILLUMINA INC | 0.002480 | ✓ |
| ENTEGRIS INC | 0.002468 | ✓ |
| RB GLOBAL INC | 0.002468 | ✓ |
| INSMED INC | 0.002441 | ✓ |

## SIIT EXTENDED MARKET INDEX FUND — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| SEI DAILY INCOME TRUST GOVERNMENT FUND (#36) | 0.017336 |  |
| US ULTRA BOND CBT Sep25 | 0.014121 | ✓ |
| VERTIV HOLDINGS CO | 0.011894 |  |
| Spotify Technology SA | 0.009710 |  |
| MARVELL TECHNOLOGY INC | 0.008662 |  |
| Anglogold Ashanti Plc | 0.007878 |  |
| SNOWFLAKE INC CL A | 0.006776 |  |
| CLOUDFLARE INC-A | 0.006614 |  |
| CHENIERE ENERGY INC | 0.006167 |  |
| NU Holdings Ltd/Cayman Islands | 0.006138 |  |
| FERGUSON ENTERPRISES INC | 0.006104 |  |
| LUMENTUM HOLDINGS INC | 0.006046 | ✓ |
| ROBLOX CORP - A | 0.005214 |  |
| ALNYLAM PHARMACEUTICALS INC | 0.005165 |  |
| COHERENT CORP | 0.004911 | ✓ |
| STRATEGY INC CL A | 0.004251 |  |
| BLOOM ENERGY CORP- A COMMON STOCK | 0.004126 |  |
| INSMED INC | 0.003816 | ✓ |
| FTAI AVIATION LT | 0.003810 | ✓ |
| ROCKET LAB CORP | 0.003493 | ✓ |
| NATERA INC | 0.003285 | ✓ |
| TECHNIPFMC PLC | 0.003284 | ✓ |
| VEEVA SYSTEMS-A | 0.003283 |  |
| MONGODB INC CL A | 0.003170 |  |
| CURTISS WRIGHT CORPORATION | 0.003167 | ✓ |
| MARKEL GROUP INC | 0.003146 |  |
| CASEY'S GENERAL | 0.003079 | ✓ |
| COUPANG INC A | 0.003046 |  |
| XPO LOGISTICS INC | 0.002988 | ✓ |
| ROYAL GOLD INC | 0.002974 | ✓ |
| LPL FINL HLDGS INC | 0.002918 |  |
| WOODWARD INC | 0.002837 | ✓ |
| FLEX LTD | 0.002826 | ✓ |
| RESTAURANT BRANDS INTERNATIONAL INC | 0.002823 |  |
| ATI INC | 0.002661 | ✓ |
| US FOODS HOLDING CORP | 0.002653 | ✓ |
| SOFI TECHNOLOGIES INC A | 0.002631 | ✓ |
| UNITED THERAPEUTICS CORP DEL | 0.002601 | ✓ |
| TENET HEALTHCARE CORP | 0.002584 | ✓ |
| ILLUMINA INC | 0.002518 | ✓ |
| ENTEGRIS INC | 0.002463 | ✓ |
| PURE STORAGE INC CL A | 0.002426 | ✓ |
| FABRINET | 0.002414 | ✓ |
| ZOOM VIDEO COMMUNICATIONS INC CL A | 0.002401 |  |
| EXACT SCIENCES CORP | 0.002381 |  |
| CARPENTER TECHNOLOGY CORP | 0.002370 | ✓ |
| BURLINGTON STORES INC | 0.002338 | ✓ |
| LIBERTY MEDIA CORP LIBERTY FORMULA ONE CL C | 0.002336 | ✓ |
| BWX TECHNOLOGIES INC | 0.002325 | ✓ |
| NVENT ELECTRIC | 0.002282 | ✓ |


## Sources

- N-PORT (fund A) — accession `0000036405-26-000319` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/36405/000003640526000319/0000036405-26-000319-index.htm>
- N-PORT (fund B) — accession `0002048251-26-003453` (as of 2026-02-28)
  <https://www.sec.gov/Archives/edgar/data/939934/000204825126003453/0002048251-26-003453-index.htm>

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