# Portfolio overlap — VITAX vs PRSCX

Comparing **VANGUARD INFORMATION TECHNOLOGY INDEX FUND** (2026-02-28) and **T. Rowe Price Science & Technology Fund, Inc.** (2026-03-31).

- Shared positions: 67
- VANGUARD INFORMATION TECHNOLOGY INDEX FUND covered by T. Rowe Price Science & Technology Fund, Inc.: 0.5755688368970620198527442132
- T. Rowe Price Science & Technology Fund, Inc. covered by VANGUARD INFORMATION TECHNOLOGY INDEX FUND: 0.5755688368970620198527442132

## VANGUARD INFORMATION TECHNOLOGY INDEX FUND — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| NVIDIA CORP | 0.172255 | ✓ |
| APPLE INC | 0.150206 | ✓ |
| MICROSOFT CORP | 0.102754 | ✓ |
| BROADCOM INC | 0.042966 | ✓ |
| MICRON TECHNOLOGY INC | 0.024041 | ✓ |
| ADV MICRO DEVICE | 0.016502 | ✓ |
| CISCO SYSTEMS INC | 0.016253 | ✓ |
| APPLIED MATERIALS INC | 0.015893 | ✓ |
| LAM RESEARCH CORP | 0.015664 | ✓ |
| PALANTIR TECHNOLOGIES INC | 0.015644 | ✓ |
| ORACLE CORP | 0.012418 | ✓ |
| INTL BUS MACH CORP | 0.011576 | ✓ |
| KLA CORP | 0.010930 | ✓ |
| INTEL CORP | 0.010862 | ✓ |
| TEXAS INSTRUMENTS INC | 0.010443 |  |
| ANALOG DEVICES INC | 0.009816 | ✓ |
| SALESFORCE INC | 0.009677 | ✓ |
| AMPHENOL CORPORATION CL A | 0.009510 | ✓ |
| QUALCOMM INC | 0.008161 |  |
| ARISTA NETWORKS INC | 0.007630 | ✓ |
| CORNING INC | 0.007359 | ✓ |
| ACCENTURE PLC-A | 0.007004 |  |
| PALO ALTO NETWORKS INC | 0.006435 | ✓ |
| SANDISK CORPORATION | 0.006369 | ✓ |
| WESTERN DIGITAL CORP | 0.006260 | ✓ |
| INTUIT INC | 0.006052 | ✓ |
| ADOBE INC | 0.006041 |  |
| SERVICENOW INC | 0.005918 | ✓ |
| SEAGATE TECHNOLO | 0.005544 |  |
| APPLOVIN CORP | 0.005438 | ✓ |
| CROWDSTRIKE HOLDINGS INC | 0.005079 | ✓ |
| LUMENTUM HOLDINGS INC | 0.004947 | ✓ |
| MOTOROLA SOLUTIONS INC | 0.004827 | ✓ |
| CADENCE DESIGN SYSTEMS INC | 0.004722 |  |
| SYNOPSYS INC | 0.004475 |  |
| MARVELL TECHNOLOGY INC | 0.004199 | ✓ |
| TE CONNECTIVITY | 0.004115 |  |
| TERADYNE INC | 0.004110 | ✓ |
| KEYSIGHT TECHNOLOGIES INC | 0.004053 | ✓ |
| CIENA CORP | 0.003916 | ✓ |
| NXP SEMICONDUCTO | 0.003698 |  |
| MONOLITHIC POWER SYS INC | 0.003578 | ✓ |
| COHERENT CORP | 0.003474 | ✓ |
| FORTINET INC | 0.003270 |  |
| AUTODESK INC | 0.003236 |  |
| CLOUDFLARE INC-A | 0.003220 | ✓ |
| Vanguard Market Liquidity Fund | 0.003202 |  |
| SNOWFLAKE INC CL A | 0.003142 | ✓ |
| DELL TECHNOLOGIES INC CL C | 0.003133 | ✓ |
| MICROCHIP TECHNOLOGY | 0.002940 |  |

## T. Rowe Price Science & Technology Fund, Inc. — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| APPLE INC | 0.093380 | ✓ |
| NVIDIA CORP | 0.087393 | ✓ |
| BROADCOM INC | 0.078212 | ✓ |
| MICROSOFT CORP | 0.072963 | ✓ |
| T Rowe Price Government Reserve Investment Fund | 0.071307 |  |
| ALPHABET INC CL A | 0.046284 |  |
| ALPHABET INC CL C | 0.037572 |  |
| META PLATFORMS INC CL A | 0.033895 |  |
| CISCO SYSTEMS INC | 0.027058 | ✓ |
| ADV MICRO DEVICE | 0.024420 | ✓ |
| MICRON TECHNOLOGY INC | 0.022588 | ✓ |
| PALANTIR TECHNOLOGIES INC | 0.022575 | ✓ |
| LAM RESEARCH CORP | 0.016653 | ✓ |
| ORACLE CORP | 0.014578 | ✓ |
| INTL BUS MACH CORP | 0.014420 | ✓ |
| TSMC | 0.014175 |  |
| APPLIED MATERIALS INC | 0.013766 | ✓ |
| INTEL CORP | 0.013716 | ✓ |
| ARISTA NETWORKS INC | 0.010965 | ✓ |
| CIENA CORP | 0.010478 | ✓ |
| AMPHENOL CORPORATION CL A | 0.009804 | ✓ |
| LUMENTUM HOLDINGS INC | 0.009073 | ✓ |
| SANDISK CORPORATION | 0.008941 | ✓ |
| MOTOROLA SOLUTIONS INC | 0.008773 | ✓ |
| SHOPIFY INC CL A | 0.008539 |  |
| SALESFORCE INC | 0.008361 | ✓ |
| KLA CORP | 0.008179 | ✓ |
| WESTERN DIGITAL CORP | 0.007868 | ✓ |
| VERIZON COMMUNICATIONS INC | 0.007391 |  |
| CORNING INC | 0.007148 | ✓ |
| MARVELL TECHNOLOGY INC | 0.006931 | ✓ |
| CLOUDFLARE INC-A | 0.005981 | ✓ |
| TERADYNE INC | 0.005962 | ✓ |
| ANALOG DEVICES INC | 0.005371 | ✓ |
| LATTICE SEMICONDUCTOR CORP | 0.005293 | ✓ |
| KEYSIGHT TECHNOLOGIES INC | 0.004914 | ✓ |
| WAYMO LLC SER A-2 CVT PFD UNITS PP | 0.004681 |  |
| ANTHROPIC PBC SER F-1 CVT PFD PP | 0.004610 |  |
| KIOXIA HOLDINGS | 0.004489 |  |
| AESTAS LLC dba OPENAI LLC EV UNITS Class A | 0.004317 |  |
| MKS INSTRUMENTS INC | 0.004192 | ✓ |
| MONOLITHIC POWER SYS INC | 0.004155 | ✓ |
| TREASURY RESERVE FUND - Collateral | 0.004120 |  |
| CROWDSTRIKE HOLDINGS INC | 0.004053 | ✓ |
| SAMSUNG ELECTRONICS CO LTD | 0.004029 |  |
| SEAGATE TECHNOLOGY HOLDINGS PLC | 0.003939 |  |
| JABIL INC | 0.003852 | ✓ |
| SK HYNIX INC | 0.003528 |  |
| INTERDIGITAL INC | 0.003498 | ✓ |
| APPLOVIN CORP | 0.003496 | ✓ |


## Sources

- N-PORT (fund A) — accession `0000052848-26-000413` (as of 2026-02-28)
  <https://www.sec.gov/Archives/edgar/data/52848/000005284826000413/0000052848-26-000413-index.htm>
- N-PORT (fund B) — accession `0001099263-26-006576` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/819930/000109926326006576/0001099263-26-006576-index.htm>

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