PASTX — T. Rowe Price Science & Technology Fund, Inc.
Data updated: 2026-08-27
PASTX — T. Rowe Price Science & Technology Fund, Inc. Holdings, fees, performance and SEC filings.
PASTX Fund Overview
PASTX — T. Rowe Price Science & Technology Fund, Inc. is a US mutual fund managed by T. Rowe Price Science & Technology Fund, Inc., categorised as United States Large Cap Growth Information Technology Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: T. Rowe Price Science & Technology Fund, Inc.
- Category: United States Large Cap Growth Information Technology Equity
- Assets under management: $16.47B
- 1-year return: 68.2%
- Ticker: PASTX
- SEC CIK: 0000819930
- SEC series ID: S000002119
- Share class ID: C000005507
PASTX Holdings
Top 10 holdings of T. Rowe Price Science & Technology Fund, Inc. by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Micron Technology, Inc. | 10.51% |
| Advanced Micro Devices | 5.34% |
| Sandisk Corp. | 5.30% |
| Lam Research Corp. | 5.17% |
| Broadcom, Inc. | 5.04% |
| T. Rowe Price Government Reserve Fund | 4.34% |
| Marvell Technology, Inc. | 4.21% |
| NVIDIA Corp. | 4.17% |
| Intel Corp. | 3.68% |
| Western Digital Corp. | 3.08% |
PASTX Portfolio Allocation
Asset-class allocation of T. Rowe Price Science & Technology Fund, Inc. by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 95.6% |
| Cash & Equivalents | 5.3% |
| Fixed Income | 0.1% |
PASTX Performance
Total returns for PASTX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 41.6% |
| 1 year | 68.2% |
| 3 years (annualised) | 39.0% |
| 5 years (annualised) | 17.2% |
PASTX Risk Information
Risk metrics for PASTX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 32.2%
PASTX Costs and Fees
PASTX costs about $106 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.06%
- Gross expense ratio: 1.06%
- Portfolio turnover: 229%
- Brokerage commissions: 4.90 bps of average net assets (SEC N-CEN)
PASTX Cashflows
Over the 12 months to 2026-06, T. Rowe Price Science & Technology Fund, Inc. had net inflows of $650.96M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$18.59M |
| 2026-05 | $108.83M |
| 2026-04 | −$25.71M |
| 2026-03 | −$117.03M |
| 2026-02 | −$188.35M |
| 2026-01 | −$51.20M |
PASTX Debt Constituents
Largest debt holdings of T. Rowe Price Science & Technology Fund, Inc. by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Eridu Corp CVT SAFE PP | 0.06% |
| Tenstorrent Holdings CVT NOTE PP | 0.03% |
PASTX Prospectus and SEC Filings
Official T. Rowe Price Science & Technology Fund, Inc. filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-02-25
- Prospectus (485BPOS) — filed 2025-02-25
- Prospectus (485BPOS) — filed 2024-04-25
- Portfolio holdings (N-PORT) — filed 2026-08-27
- Portfolio holdings (N-PORT) — filed 2026-05-28
- Portfolio holdings (N-PORT) — filed 2026-02-26
- Annual census (N-CEN) — filed 2026-03-13
- Annual census (N-CEN) — filed 2025-03-14
Related Funds
Other United States Large Cap Growth Information Technology Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.