PGTIX vs. VTCAX

Last updated Jun 25, 2026

PGTIX (T. Rowe Price Global Technology Fund I Class) and VTCAX (Vanguard Communication Services Index Fund Admiral Shares) are both Technology Equities funds. Over the past 5 years, PGTIX returned 8.44%/yr vs 6.08%/yr for VTCAX. A 0.68 correlation means they provide meaningful diversification when combined. PGTIX charges 0.78%/yr vs 0.10%/yr for VTCAX.

Performance

PGTIX vs. VTCAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price Global Technology Fund I Class (PGTIX) and Vanguard Communication Services Index Fund Admiral Shares (VTCAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PGTIX achieves a 34.82% return, which is significantly higher than VTCAX's -5.31% return.

PGTIX

• 1D: -5.45%
• 1M: 1.58%
• YTD: 34.82%
• 6M: 34.82%
• 1Y: 60.69%
• 3Y*: 37.12%
• 5Y*: 8.44%
• 10Y*: —

VTCAX

• 1D: 0.27%
• 1M: -6.44%
• YTD: -5.31%
• 6M: -5.75%
• 1Y: 11.28%
• 3Y*: 21.84%
• 5Y*: 6.08%
• 10Y*: 8.46%

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

PGTIX vs. VTCAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PGTIX T. Rowe Price Global Technology Fund I Class	34.82%	27.48%	33.33%	56.25%	-55.48%	8.92%	75.98%	34.28%	-9.95%	45.22%
VTCAX Vanguard Communication Services Index Fund Admiral Shares	-5.31%	26.28%	33.10%	44.73%	-38.78%	14.09%	28.95%	28.03%	-16.51%	-5.57%

Correlation

The correlation between PGTIX and VTCAX is 0.48, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.48
Correlation (3Y) Calculated over the trailing 3-year period	0.62
Correlation (5Y) Calculated over the trailing 5-year period	0.71
Correlation (All Time) Calculated using the full available price history since Jan 3, 2017	0.68

The correlation between PGTIX and VTCAX shifts across timeframes, from 0.48 (1 year) to 0.71 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

PGTIX vs. VTCAX — Risk / Return Rank

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

PGTIX

PGTIX Risk / Return Rank: 82
PGTIX Sharpe Ratio Rank: 85
PGTIX Sortino Ratio Rank: 68
PGTIX Omega Ratio Rank: 76
PGTIX Calmar Ratio Rank: 95
PGTIX Martin Ratio Rank: 88

VTCAX

VTCAX Risk / Return Rank: 12
VTCAX Sharpe Ratio Rank: 11
VTCAX Sortino Ratio Rank: 12
VTCAX Omega Ratio Rank: 11
VTCAX Calmar Ratio Rank: 11
VTCAX Martin Ratio Rank: 13

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.

PGTIX vs. VTCAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Global Technology Fund I Class (PGTIX) and Vanguard Communication Services Index Fund Admiral Shares (VTCAX). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	PGTIX	VTCAX	Difference
Sharpe ratio: Return per unit of total volatility	2.45	0.82	+1.63
Sortino ratio: Return per unit of downside risk	2.92	1.27	+1.66
Omega ratio: Gain probability vs. loss probability	1.42	1.15	+0.27
Calmar ratio: Return relative to maximum drawdown	5.01	0.96	+4.05
Martin ratio: Return relative to average drawdown	14.84	3.37	+11.46

PGTIX vs. VTCAX - Sharpe Ratio Comparison

The current PGTIX Sharpe Ratio is 2.45, which is higher than the VTCAX Sharpe Ratio of 0.82. The chart below compares the historical Sharpe Ratios of PGTIX and VTCAX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

PGTIX vs. VTCAX - Drawdown Comparison

The maximum PGTIX drawdown since its inception was -65.26%, which is greater than VTCAX's maximum drawdown of -57.11%. Use the drawdown chart below to compare losses from any high point for PGTIX and VTCAX.

Drawdown Indicators

	PGTIX	VTCAX	Difference
Max Drawdown Largest peak-to-trough decline	-65.26%	-57.11%	-8.15%
Max Drawdown (1Y) Largest decline over 1 year	-12.99%	-13.56%	+0.57%
Max Drawdown (3Y) Largest decline over 3 years	-26.71%	-21.19%	-5.52%
Max Drawdown (5Y) Largest decline over 5 years	-65.26%	-46.58%	-18.68%
Max Drawdown (10Y) Largest decline over 10 years	—	-46.58%	—
Current Drawdown Current decline from peak	-6.53%	-8.53%	+2.00%
Average Drawdown Average peak-to-trough decline	-18.92%	-11.87%	-7.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.38%	3.84%	+0.54%

Volatility

PGTIX vs. VTCAX - Volatility Comparison

T. Rowe Price Global Technology Fund I Class (PGTIX) has a higher volatility of 14.57% compared to Vanguard Communication Services Index Fund Admiral Shares (VTCAX) at 5.50%. This indicates that PGTIX's price experiences larger fluctuations and is considered to be riskier than VTCAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PGTIX	VTCAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.57%	5.50%	+9.07%
Volatility (6M) Calculated over the trailing 6-month period	22.64%	11.89%	+10.75%
Volatility (1Y) Calculated over the trailing 1-year period	26.56%	15.77%	+10.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.29%	21.33%	+10.96%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.19%	21.04%	+8.15%

PGTIX vs. VTCAX - Expense Ratio Comparison

PGTIX has a 0.78% expense ratio, which is higher than VTCAX's 0.10% expense ratio.

Dividends

PGTIX vs. VTCAX - Dividend Comparison

PGTIX has not paid dividends to shareholders, while VTCAX's dividend yield for the trailing twelve months is around 1.04%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PGTIX T. Rowe Price Global Technology Fund I Class	0.00%	0.00%	0.00%	0.00%	3.27%	27.92%	5.04%	0.07%	24.92%	15.91%	0.00%	0.00%
VTCAX Vanguard Communication Services Index Fund Admiral Shares	1.04%	0.95%	1.06%	1.04%	0.88%	1.20%	0.73%	0.89%	2.77%	3.84%	2.68%	3.55%

Frequently Asked Questions

Can I hold both PGTIX and VTCAX in my portfolio?

PGTIX and VTCAX have a correlation of 0.48, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PGTIX or VTCAX?

PGTIX has higher volatility (14.57%) compared to VTCAX (5.50%). In terms of maximum drawdown, PGTIX dropped -65.26% vs VTCAX's -57.11%.

Which has better risk-adjusted returns?

PGTIX currently has the higher Sharpe Ratio (2.45 vs 0.82), 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.