IYW vs. PTTRX

Last updated Jun 9, 2026

IYW (iShares U.S. Technology ETF) and PTTRX (PIMCO Total Return Fund Institutional Class) are both funds - IYW is a Technology Equities fund tracking the Russell 1000 Technology RIC 22.5/45 Capped Index, while PTTRX is a Total Bond Market fund managed by PIMCO. Over the past 10 years, IYW returned 25.53%/yr vs 2.23%/yr for PTTRX. At a correlation of -0.10, they often move in opposite directions. IYW charges 0.38%/yr vs 0.47%/yr for PTTRX.

Performance

IYW vs. PTTRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Technology ETF (IYW) and PIMCO Total Return Fund Institutional Class (PTTRX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IYW achieves a 22.81% return, which is significantly higher than PTTRX's -0.05% return. Over the past 10 years, IYW has outperformed PTTRX with an annualized return of 25.53%, while PTTRX has yielded a comparatively lower 2.23% annualized return.

IYW

• 1D: 1.61%
• 1M: 2.72%
• YTD: 22.81%
• 6M: 20.20%
• 1Y: 50.11%
• 3Y*: 33.35%
• 5Y*: 21.56%
• 10Y*: 25.53%

PTTRX

• 1D: -0.46%
• 1M: -0.61%
• YTD: -0.05%
• 6M: 0.68%
• 1Y: 6.97%
• 3Y*: 5.16%
• 5Y*: 0.54%
• 10Y*: 2.23%

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

IYW vs. PTTRX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IYW iShares U.S. Technology ETF	22.81%	25.38%	30.25%	65.44%	-34.83%	35.44%	47.45%	46.64%	-0.93%	36.60%
PTTRX PIMCO Total Return Fund Institutional Class	-0.05%	9.35%	2.62%	6.33%	-14.72%	-0.59%	8.88%	8.36%	-0.24%	5.13%

Correlation

The correlation between IYW and PTTRX is 0.20, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.20
Correlation (3Y) Calculated over the trailing 3-year period	0.14
Correlation (5Y) Calculated over the trailing 5-year period	0.12
Correlation (10Y) Calculated over the trailing 10-year period	0.01
Correlation (All Time) Calculated using the full available price history since May 19, 2000	-0.10

The correlation between IYW and PTTRX shifts across timeframes, from -0.10 (all time) to 0.20 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

IYW vs. PTTRX — Risk / Return Rank

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

IYW

IYW Risk / Return Rank: 70
IYW Sharpe Ratio Rank: 82
IYW Sortino Ratio Rank: 73
IYW Omega Ratio Rank: 76
IYW Calmar Ratio Rank: 62
IYW Martin Ratio Rank: 58

PTTRX

PTTRX Risk / Return Rank: 24
PTTRX Sharpe Ratio Rank: 25
PTTRX Sortino Ratio Rank: 25
PTTRX Omega Ratio Rank: 25
PTTRX Calmar Ratio Rank: 24
PTTRX Martin Ratio Rank: 22

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.

IYW vs. PTTRX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Technology ETF (IYW) and PIMCO Total Return Fund Institutional Class (PTTRX). 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.

	IYW	PTTRX	Difference
Sharpe ratio: Return per unit of total volatility	2.40	1.35	+1.04
Sortino ratio: Return per unit of downside risk	2.97	1.97	+1.00
Omega ratio: Gain probability vs. loss probability	1.40	1.25	+0.15
Calmar ratio: Return relative to maximum drawdown	2.83	1.70	+1.13
Martin ratio: Return relative to average drawdown	9.20	5.19	+4.01
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IYW vs. PTTRX - Sharpe Ratio Comparison

The current IYW Sharpe Ratio is 2.40, which is higher than the PTTRX Sharpe Ratio of 1.35. The chart below compares the historical Sharpe Ratios of IYW and PTTRX, 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

	IYW	PTTRX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.40	1.35	+1.04
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.83	0.09	+0.75
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.02	0.43	+0.59
Sharpe Ratio (All Time) Calculated using the full available price history	0.35	1.14	-0.80

Drawdowns

IYW vs. PTTRX - Drawdown Comparison

The maximum IYW drawdown since its inception was -81.90%, which is greater than PTTRX's maximum drawdown of -19.28%. Use the drawdown chart below to compare losses from any high point for IYW and PTTRX.

Drawdown Indicators

	IYW	PTTRX	Difference
Max Drawdown Largest peak-to-trough decline	-81.90%	-19.28%	-62.62%
Max Drawdown (1Y) Largest decline over 1 year	-17.81%	-3.69%	-14.12%
Max Drawdown (3Y) Largest decline over 3 years	-26.47%	-6.18%	-20.29%
Max Drawdown (5Y) Largest decline over 5 years	-39.44%	-19.28%	-20.16%
Max Drawdown (10Y) Largest decline over 10 years	-39.44%	-19.28%	-20.16%
Current Drawdown Current decline from peak	-5.70%	-2.16%	-3.54%
Average Drawdown Average peak-to-trough decline	-34.64%	-2.19%	-32.45%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.46%	1.21%	+4.25%

Volatility

IYW vs. PTTRX - Volatility Comparison

iShares U.S. Technology ETF (IYW) has a higher volatility of 8.86% compared to PIMCO Total Return Fund Institutional Class (PTTRX) at 1.73%. This indicates that IYW's price experiences larger fluctuations and is considered to be riskier than PTTRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IYW	PTTRX	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.86%	1.73%	+7.13%
Volatility (6M) Calculated over the trailing 6-month period	17.10%	3.55%	+13.55%
Volatility (1Y) Calculated over the trailing 1-year period	21.05%	4.64%	+16.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.01%	6.27%	+19.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.18%	5.23%	+19.95%

IYW vs. PTTRX - Expense Ratio Comparison

IYW has a 0.38% expense ratio, which is lower than PTTRX's 0.47% expense ratio.

Dividends

IYW vs. PTTRX - Dividend Comparison

IYW's dividend yield for the trailing twelve months is around 0.11%, less than PTTRX's 4.57% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IYW iShares U.S. Technology ETF	0.11%	0.14%	0.21%	0.34%	0.50%	0.31%	0.56%	0.72%	0.92%	0.82%	1.14%	1.12%
PTTRX PIMCO Total Return Fund Institutional Class	4.57%	4.47%	4.61%	3.81%	3.63%	2.59%	6.11%	3.96%	3.13%	2.63%	3.02%	6.64%

Frequently Asked Questions

Can I hold both IYW and PTTRX in my portfolio?

IYW and PTTRX have a correlation of 0.20, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IYW or PTTRX?

IYW has higher volatility (8.86%) compared to PTTRX (1.73%). In terms of maximum drawdown, IYW dropped -81.90% vs PTTRX's -19.28%.

Which has better risk-adjusted returns?

IYW currently has the higher Sharpe Ratio (2.40 vs 1.35), 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.