# Portfolio overlap — TSNIX vs ROM

Comparing **T. Rowe Price Science & Technology Fund, Inc.** (2026-03-31) and **ProShares Ultra Technology** (2026-02-28).

- Shared positions: 42
- T. Rowe Price Science & Technology Fund, Inc. covered by ProShares Ultra Technology: 0.5464320702219925147359302120
- ProShares Ultra Technology covered by T. Rowe Price Science & Technology Fund, Inc.: 0.5464320702219925147359302119

## 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 | ✓ |

## ProShares Ultra Technology — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| US ULTRA BOND CBT Sep25 | 0.125440 |  |
| NVIDIA CORP | 0.104048 | ✓ |
| APPLE INC | 0.094344 | ✓ |
| MICROSOFT CORP | 0.070550 | ✓ |
| U.S. Treasury Bills | 0.045749 |  |
| ProShares GENIUS Money Market ETF | 0.037601 |  |
| BROADCOM INC | 0.036466 | ✓ |
| WIB 0 03/19/26 | 0.032784 |  |
| MICRON TECHNOLOGY INC | 0.029195 | ✓ |
| U.S. Treasury Bills | 0.029088 |  |
| Repurchase Agreement | 0.020731 |  |
| ADV MICRO DEVICE | 0.020554 | ✓ |
| PALANTIR TECHNOLOGIES INC | 0.019753 | ✓ |
| CISCO SYSTEMS INC | 0.019752 | ✓ |
| APPLIED MATERIALS INC | 0.018707 | ✓ |
| LAM RESEARCH CORP | 0.018527 | ✓ |
| ORACLE CORP | 0.015422 | ✓ |
| INTL BUS MACH CORP | 0.014163 | ✓ |
| INTEL CORP | 0.012899 | ✓ |
| KLA CORP | 0.012634 | ✓ |
| TEXAS INSTRUMENTS INC | 0.012157 |  |
| SALESFORCE INC | 0.011692 | ✓ |
| AMPHENOL CORPORATION CL A | 0.011283 | ✓ |
| ANALOG DEVICES INC | 0.011040 | ✓ |
| QUALCOMM INC | 0.009618 |  |
| ARISTA NETWORKS INC | 0.008696 | ✓ |
| ACCENTURE PLC CL A | 0.008163 |  |
| PALO ALTO NETWORKS INC | 0.007468 | ✓ |
| APPLOVIN CORP | 0.007423 | ✓ |
| CORNING INC | 0.007399 | ✓ |
| INTUIT INC | 0.007192 | ✓ |
| SERVICENOW INC | 0.007065 | ✓ |
| ADOBE INC | 0.006929 |  |
| WESTERN DIGITAL CORP | 0.006027 | ✓ |
| SANDISK CORPORATION | 0.005934 | ✓ |
| CROWDSTRIKE HOLDINGS INC | 0.005890 | ✓ |
| SEAGATE TECHNOLOGY HOLDINGS PLC | 0.005604 | ✓ |
| CADENCE DESIGN SYSTEMS INC | 0.005175 |  |
| MOTOROLA SOLUTIONS INC | 0.005065 | ✓ |
| SYNOPSYS INC | 0.004852 |  |
| TE CONNECTIVITY PLC | 0.004271 | ✓ |
| NXP SEMICONDUCTORS NV | 0.003602 |  |
| MONOLITHIC POWER SYS INC | 0.003449 | ✓ |
| KEYSIGHT TECHNOLOGIES INC | 0.003330 | ✓ |
| AUTODESK INC | 0.003305 |  |
| TERADYNE INC | 0.003161 | ✓ |
| FORTINET INC | 0.003150 |  |
| DELL TECHNOLOGIES INC CL C | 0.002814 | ✓ |
| MICROCHIP TECHNOLOGY | 0.002544 |  |
| ROPER TECHNOLOGIES INC | 0.002373 |  |


## Sources

- N-PORT (fund A) — accession `0001099263-26-006576` (as of 2026-03-31)
  <https://www.sec.gov/Archives/edgar/data/819930/000109926326006576/0001099263-26-006576-index.htm>
- N-PORT (fund B) — accession `0002071691-26-009282` (as of 2026-02-28)
  <https://www.sec.gov/Archives/edgar/data/1174610/000207169126009282/0002071691-26-009282-index.htm>

---

_Informational only — not investment advice. FundWatcher presents publicly available data and makes no recommendation to buy or sell any security. Verify all figures against the source filing before relying on them._

_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._

_Use of this data is subject to the FundWatcher Terms of Service. Information may be used only for personal, non-commercial research and may not be redistributed. See <https://fundwatcher.app/terms/>_