PRSCX vs. TBCIX

Last updated Jun 4, 2026

PRSCX (T. Rowe Price Science And Technology Fund) and TBCIX (T. Rowe Price Blue Chip Growth Fund I Class) are both mutual funds - PRSCX is a Technology Equities fund managed by T. Rowe Price, while TBCIX is a Large Cap Growth Equities fund managed by T. Rowe Price. Over the past 10 years, PRSCX returned 23.56%/yr vs 17.93%/yr for TBCIX. Their correlation of 0.90 suggests significant overlap in exposure. PRSCX charges 0.84%/yr vs 0.56%/yr for TBCIX.

Performance

PRSCX vs. TBCIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price Science And Technology Fund (PRSCX) and T. Rowe Price Blue Chip Growth Fund I Class (TBCIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRSCX achieves a 41.41% return, which is significantly higher than TBCIX's 5.54% return. Over the past 10 years, PRSCX has outperformed TBCIX with an annualized return of 23.56%, while TBCIX has yielded a comparatively lower 17.93% annualized return.

PRSCX

• 1D: 2.32%
• 1M: 21.76%
• YTD: 41.41%
• 6M: 38.56%
• 1Y: 83.87%
• 3Y*: 40.30%
• 5Y*: 18.72%
• 10Y*: 23.56%

TBCIX

• 1D: -0.69%
• 1M: 5.17%
• YTD: 5.54%
• 6M: 5.71%
• 1Y: 22.23%
• 3Y*: 29.00%
• 5Y*: 14.09%
• 10Y*: 17.93%

*Multi-year figures are annualized to reflect compound growth (CAGR)

PRSCX vs. TBCIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PRSCX T. Rowe Price Science And Technology Fund	41.41%	24.28%	40.49%	53.77%	-35.40%	5.83%	45.94%	53.80%	-7.52%	39.38%
TBCIX T. Rowe Price Blue Chip Growth Fund I Class	5.54%	18.94%	48.73%	49.61%	-38.48%	18.30%	34.90%	30.30%	2.13%	36.68%

Correlation

The correlation between PRSCX and TBCIX is 0.80, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.80
Correlation (3Y) Calculated over the trailing 3-year period	0.88
Correlation (5Y) Calculated over the trailing 5-year period	0.90
Correlation (10Y) Calculated over the trailing 10-year period	0.90
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.90

The correlation between PRSCX and TBCIX shifts across timeframes, from 0.80 (1 year) to 0.90 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

PRSCX vs. TBCIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

PRSCX

PRSCX Risk / Return Rank: 91
PRSCX Sharpe Ratio Rank: 98
PRSCX Sortino Ratio Rank: 90
PRSCX Omega Ratio Rank: 86
PRSCX Calmar Ratio Rank: 92
PRSCX Martin Ratio Rank: 91

TBCIX

TBCIX Risk / Return Rank: 21
TBCIX Sharpe Ratio Rank: 27
TBCIX Sortino Ratio Rank: 25
TBCIX Omega Ratio Rank: 24
TBCIX Calmar Ratio Rank: 15
TBCIX Martin Ratio Rank: 16

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

PRSCX vs. TBCIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Science And Technology Fund (PRSCX) and T. Rowe Price Blue Chip Growth Fund I Class (TBCIX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	PRSCX	TBCIX	Difference
Sharpe ratio: Return per unit of total volatility	3.79	1.47	+2.32
Sortino ratio: Return per unit of downside risk	4.40	2.06	+2.33
Omega ratio: Gain probability vs. loss probability	1.59	1.26	+0.33
Calmar ratio: Return relative to maximum drawdown	5.02	1.36	+3.66
Martin ratio: Return relative to average drawdown	18.70	4.57	+14.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PRSCX vs. TBCIX - Sharpe Ratio Comparison

The current PRSCX Sharpe Ratio is 3.79, which is higher than the TBCIX Sharpe Ratio of 1.47. The chart below compares the historical Sharpe Ratios of PRSCX and TBCIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	PRSCX	TBCIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.79	1.47	+2.32
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.68	0.59	+0.09
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.96	0.79	+0.17
Sharpe Ratio (All Time) Calculated using the full available price history	0.52	0.76	-0.23

Drawdowns

PRSCX vs. TBCIX - Drawdown Comparison

The maximum PRSCX drawdown since its inception was -85.26%, which is greater than TBCIX's maximum drawdown of -43.26%. Use the drawdown chart below to compare losses from any high point for PRSCX and TBCIX.

Drawdown Indicators

	PRSCX	TBCIX	Difference
Max Drawdown Largest peak-to-trough decline	-85.26%	-43.26%	-42.00%
Max Drawdown (1Y) Largest decline over 1 year	-17.99%	-16.96%	-1.03%
Max Drawdown (3Y) Largest decline over 3 years	-31.06%	-23.06%	-8.00%
Max Drawdown (5Y) Largest decline over 5 years	-46.19%	-43.26%	-2.93%
Max Drawdown (10Y) Largest decline over 10 years	-46.19%	-43.26%	-2.93%
Current Drawdown Current decline from peak	0.00%	-0.69%	+0.69%
Average Drawdown Average peak-to-trough decline	-29.89%	-8.07%	-21.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.75%	5.01%	-0.26%

Volatility

PRSCX vs. TBCIX - Volatility Comparison

T. Rowe Price Science And Technology Fund (PRSCX) has a higher volatility of 9.43% compared to T. Rowe Price Blue Chip Growth Fund I Class (TBCIX) at 3.57%. This indicates that PRSCX's price experiences larger fluctuations and is considered to be riskier than TBCIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRSCX	TBCIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.43%	3.57%	+5.86%
Volatility (6M) Calculated over the trailing 6-month period	19.91%	12.01%	+7.90%
Volatility (1Y) Calculated over the trailing 1-year period	23.82%	15.64%	+8.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.82%	23.91%	+3.91%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.81%	22.76%	+2.05%

PRSCX vs. TBCIX - Expense Ratio Comparison

PRSCX has a 0.84% expense ratio, which is higher than TBCIX's 0.56% expense ratio.

Dividends

PRSCX vs. TBCIX - Dividend Comparison

PRSCX's dividend yield for the trailing twelve months is around 8.15%, more than TBCIX's 4.93% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PRSCX T. Rowe Price Science And Technology Fund	8.15%	11.53%	9.43%	0.00%	7.83%	33.69%	13.90%	10.91%	36.03%	13.21%	3.68%	18.51%
TBCIX T. Rowe Price Blue Chip Growth Fund I Class	4.93%	5.20%	18.28%	3.47%	5.84%	10.03%	1.18%	0.59%	2.50%	3.05%	0.81%	0.00%

Frequently Asked Questions

Can I hold both PRSCX and TBCIX in my portfolio?

PRSCX and TBCIX have a correlation of 0.80, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PRSCX or TBCIX?

PRSCX has higher volatility (9.43%) compared to TBCIX (3.57%). In terms of maximum drawdown, PRSCX dropped -85.26% vs TBCIX's -43.26%.

Which has better risk-adjusted returns?

PRSCX currently has the higher Sharpe Ratio (3.79 vs 1.47), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.