# Portfolio overlap — VBK vs MPSIX

Comparing **VANGUARD SMALL-CAP GROWTH INDEX FUND** (2026-03-31) and **MidCap S&P 400 Index Fund** (2026-01-31).

- Shared positions: 155
- VANGUARD SMALL-CAP GROWTH INDEX FUND covered by MidCap S&P 400 Index Fund: 0.3974093185589182854585577768
- MidCap S&P 400 Index Fund covered by VANGUARD SMALL-CAP GROWTH INDEX FUND: 0.3974093185589182854585577769

## VANGUARD SMALL-CAP GROWTH INDEX FUND — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| Vanguard Market Liquidity Fund | 0.021541 |  |
| TECHNIPFMC PLC | 0.009051 | ✓ |
| CIENA CORP | 0.008987 | ✓ |
| CASEY'S GENERAL | 0.008826 | ✓ |
| NATERA INC | 0.008670 |  |
| FTAI AVIATION LT | 0.008224 |  |
| CURTISS WRIGHT CORPORATION | 0.008219 | ✓ |
| LUMENTUM HOLDINGS INC | 0.008210 | ✓ |
| COMFORT SYSTEMS USA INC | 0.007937 |  |
| COHERENT CORP | 0.007308 | ✓ |
| ROYAL GOLD INC | 0.007061 | ✓ |
| AST SPACEMOBILE INC | 0.007040 |  |
| WOODWARD INC | 0.006983 | ✓ |
| MASTEC INC | 0.006645 | ✓ |
| SOFI TECHNOLOGIES INC A | 0.006628 |  |
| ATI INC | 0.006519 | ✓ |
| EQT CORPORATION | 0.006502 |  |
| NVENT ELECTRIC | 0.006260 | ✓ |
| TWILIO INC CLASS A | 0.006241 | ✓ |
| LIBERTY MEDIA CORP LIBERTY FORMULA ONE CL C | 0.006226 |  |
| BWX TECHNOLOGIES INC | 0.006119 | ✓ |
| FABRINET | 0.006115 | ✓ |
| CARPENTER TECHNOLOGY CORP | 0.006103 | ✓ |
| PURE STORAGE INC CL A | 0.006061 | ✓ |
| REVOLUTION MEDICINES INC | 0.005991 |  |
| ROCKET LAB CORP | 0.005963 |  |
| BLOOM ENERGY CORP CL A | 0.005908 |  |
| ENTEGRIS INC | 0.005833 | ✓ |
| RB GLOBAL INC | 0.005830 | ✓ |
| INSMED INC | 0.005767 |  |
| RBC BEARINGS INC | 0.005619 | ✓ |
| NEXTRACKER INC CL A | 0.005565 | ✓ |
| PTC INC | 0.005547 |  |
| EMCOR GROUP INC | 0.005380 |  |
| INCYTE CORP | 0.005210 |  |
| ASTERA LABS INC | 0.005189 |  |
| SUN COMMUNITIES INC - REIT | 0.005076 |  |
| CREDO TECHNOLOGY | 0.004993 |  |
| MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC | 0.004907 | ✓ |
| TALEN ENERGY CORP | 0.004775 | ✓ |
| LENNOX INTL INC | 0.004758 |  |
| DECKERS OUTDOOR CORP | 0.004650 |  |
| NORDSON CORP | 0.004613 |  |
| GRACO INC | 0.004578 | ✓ |
| RIVIAN AUTOMOTIVE INC | 0.004570 |  |
| TEXAS PACIFIC LAND CORP | 0.004550 |  |
| CLEAN HARBORS INC | 0.004468 | ✓ |
| LINCOLN ELECTRIC HLDGS INC | 0.004467 | ✓ |
| OKTA INC CL A | 0.004366 | ✓ |
| NEUROCRINE BIOSCIENCES INC | 0.004327 | ✓ |

## MidCap S&P 400 Index Fund — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| Principal Government Money Market Fund - Class R-6 | 0.011485 |  |
| CIENA CORP | 0.010502 | ✓ |
| COHERENT CORP | 0.009859 | ✓ |
| LUMENTUM HOLDINGS INC | 0.008214 | ✓ |
| CURTISS WRIGHT CORPORATION | 0.007160 | ✓ |
| FLEX LTD | 0.006893 |  |
| CASEY'S GENERAL | 0.006668 | ✓ |
| TECHNIPFMC PLC | 0.006665 | ✓ |
| ILLUMINA INC | 0.006543 |  |
| PURE STORAGE INC CL A | 0.006419 | ✓ |
| ROYAL GOLD INC | 0.006308 | ✓ |
| RB GLOBAL INC | 0.006236 | ✓ |
| UNITED THERAPEUTICS CORP DEL | 0.005977 |  |
| WOODWARD INC | 0.005636 | ✓ |
| BWX TECHNOLOGIES INC | 0.005553 | ✓ |
| US FOODS HOLDING CORP | 0.005512 |  |
| TEMPUR SEALY INTERNATIONAL INC | 0.005452 | ✓ |
| BURLINGTON STORES INC | 0.005447 | ✓ |
| TWILIO INC CLASS A | 0.005400 | ✓ |
| NVENT ELECTRIC | 0.005356 | ✓ |
| ENTEGRIS INC | 0.005293 | ✓ |
| FABRINET | 0.005185 | ✓ |
| KRATOS DEFENSE and SEC SOLTN INC | 0.005143 | ✓ |
| XPO LOGISTICS INC | 0.005141 | ✓ |
| NEXTRACKER INC CL A | 0.005137 | ✓ |
| RELIANCE STEEL and ALUMINUM CO | 0.005094 |  |
| JONES LANG LASALLE INC | 0.004995 |  |
| TENET HEALTHCARE CORP | 0.004919 |  |
| ATI INC | 0.004833 | ✓ |
| TALEN ENERGY CORP | 0.004706 | ✓ |
| CARPENTER TECHNOLOGY CORP | 0.004682 | ✓ |
| MKS INSTRUMENTS INC | 0.004675 |  |
| EAST WEST BNCRP | 0.004656 |  |
| RBC BEARINGS INC | 0.004651 | ✓ |
| ANNALY CAPITAL MGMT INC REIT | 0.004647 |  |
| ITT INC | 0.004581 |  |
| API GROUP CORP | 0.004550 |  |
| TRANSUNION | 0.004537 |  |
| WP CAREY INC | 0.004520 |  |
| CARLYLE GROUP INC (THE) | 0.004510 |  |
| ECHOSTAR CORP CL A | 0.004507 | ✓ |
| MUELLER INDUSTRIES INC | 0.004469 |  |
| HECLA MINING CO | 0.004462 | ✓ |
| PERFORMANCE FOOD GROUP CO | 0.004426 |  |
| MASTEC INC | 0.004362 | ✓ |
| ALCOA CORP | 0.004350 |  |
| LINCOLN ELECTRIC HLDGS INC | 0.004317 | ✓ |
| GRACO INC | 0.004281 | ✓ |
| OKTA INC CL A | 0.004208 | ✓ |
| CARLISLE COS INC | 0.004201 |  |


## Sources

- N-PORT (fund A) — accession `0000036405-26-000318` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/36405/000003640526000318/0000036405-26-000318-index.htm>
- N-PORT (fund B) — accession `0000898745-26-000440` (as of 2026-01-31)
  <https://www.sec.gov/Archives/edgar/data/898745/000089874526000440/0000898745-26-000440-index.htm>

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