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IDGT vs. TLT
Performance
Return for Risk
Drawdowns
Volatility
Dividends

IDGT vs. TLT

Last updated Jun 4, 2026

IDGT (iShares U.S. Digital Infrastructure and Real Estate ETF) and TLT (iShares 20+ Year Treasury Bond ETF) are both exchange-traded funds - IDGT is a Technology Equities fund tracking the S&P Data Center, Tower REIT and Communications Equipment Index - Benchmark TR Gross, while TLT is a Government Bonds fund tracking the ICE U.S. Treasury 20+ Year Bond Index. Both are passively managed. Over the past 10 years, IDGT returned 14.38%/yr vs -1.66%/yr for TLT. At a correlation of -0.21, they often move in opposite directions. IDGT charges 0.41%/yr vs 0.15%/yr for TLT.

Performance

IDGT vs. TLT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Digital Infrastructure and Real Estate ETF (IDGT) and iShares 20+ Year Treasury Bond ETF (TLT). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, IDGT achieves a 53.90% return, which is significantly higher than TLT's -0.27% return. Over the past 10 years, IDGT has outperformed TLT with an annualized return of 14.38%, while TLT has yielded a comparatively lower -1.66% annualized return.

IDGT

1D
-1.58%
1M
8.43%
YTD
53.90%
6M
49.82%
1Y
63.37%
3Y*
25.08%
5Y*
13.30%
10Y*
14.38%

TLT

1D
-0.40%
1M
0.81%
YTD
-0.27%
6M
-2.02%
1Y
4.93%
3Y*
-1.80%
5Y*
-6.31%
10Y*
-1.66%
*Multi-year figures are annualized to reflect compound growth (CAGR)

IDGT vs. TLT - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
IDGT
iShares U.S. Digital Infrastructure and Real Estate ETF		53.90%6.79%26.71%-6.09%-17.90%42.14%8.78%17.39%-1.97%11.81%
TLT
iShares 20+ Year Treasury Bond ETF		-0.27%4.25%-8.05%2.77%-31.23%-4.60%18.15%14.12%-1.61%9.18%

Correlation

The correlation between IDGT and TLT is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.21

Correlation (3Y)
Calculated over the trailing 3-year period

0.21

Correlation (5Y)
Calculated over the trailing 5-year period

0.09

Correlation (10Y)
Calculated over the trailing 10-year period

-0.06

Correlation (All Time)
Calculated using the full available price history since Jul 29, 2002

-0.21

The correlation between IDGT and TLT shifts across timeframes, from -0.21 (all time) to 0.21 (1 year), reflecting how their relationship changes across market environments.

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

iShares U.S. Digital Infrastructure and Real Estate ETF

iShares 20+ Year Treasury Bond ETF

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Often compared with TLT:
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Return for Risk

IDGT vs. TLT — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
IDGT
IDGT Risk / Return Rank: 8989
Overall Rank
IDGT Sharpe Ratio Rank: 8989
Sharpe Ratio Rank
IDGT Sortino Ratio Rank: 8686
Sortino Ratio Rank
IDGT Omega Ratio Rank: 8484
Omega Ratio Rank
IDGT Calmar Ratio Rank: 9494
Calmar Ratio Rank
IDGT Martin Ratio Rank: 9191
Martin Ratio Rank
TLT
TLT Risk / Return Rank: 1616
Overall Rank
TLT Sharpe Ratio Rank: 1616
Sharpe Ratio Rank
TLT Sortino Ratio Rank: 1515
Sortino Ratio Rank
TLT Omega Ratio Rank: 1515
Omega Ratio Rank
TLT Calmar Ratio Rank: 1717
Calmar Ratio Rank
TLT Martin Ratio Rank: 1616
Martin Ratio Rank
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.

IDGT vs. TLT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Digital Infrastructure and Real Estate ETF (IDGT) and iShares 20+ Year Treasury Bond ETF (TLT). 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.

IDGTTLTDifference
Sharpe ratioReturn per unit of total volatility
3.13
0.51

+2.62

Sortino ratioReturn per unit of downside risk
3.96
0.80

+3.16

Omega ratioGain probability vs. loss probability

1.52

1.09

+0.43

Calmar ratioReturn relative to maximum drawdown

7.54

0.65

+6.89

Martin ratioReturn relative to average drawdown

22.58

1.63

+20.96

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IDGT vs. TLT - Sharpe Ratio Comparison

The current IDGT Sharpe Ratio is 3.13, which is higher than the TLT Sharpe Ratio of 0.51. The chart below compares the historical Sharpe Ratios of IDGT and TLT, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

IDGTTLTDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

3.13

0.51

+2.62

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.58

-0.40

+0.98

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.62

-0.11

+0.73

Sharpe Ratio (All Time)

Calculated using the full available price history

0.18

0.26

-0.07

Drawdowns

IDGT vs. TLT - Drawdown Comparison

The maximum IDGT drawdown since its inception was -77.95%, which is greater than TLT's maximum drawdown of -48.35%. Use the drawdown chart below to compare losses from any high point for IDGT and TLT.

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Drawdown Indicators

IDGTTLTDifference

Max Drawdown

Largest peak-to-trough decline

-77.95%

-48.35%

-29.60%

Max Drawdown (1Y)

Largest decline over 1 year

-8.45%

-7.58%

-0.87%

Max Drawdown (3Y)

Largest decline over 3 years

-23.74%

-19.18%

-4.56%

Max Drawdown (5Y)

Largest decline over 5 years

-35.83%

-43.70%

+7.87%

Max Drawdown (10Y)

Largest decline over 10 years

-36.88%

-48.35%

+11.47%

Current Drawdown

Current decline from peak

-1.58%

-40.44%

+38.86%

Average Drawdown

Average peak-to-trough decline

-19.91%

-13.82%

-6.09%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.81%

3.04%

-0.23%

Volatility

IDGT vs. TLT - Volatility Comparison

iShares U.S. Digital Infrastructure and Real Estate ETF (IDGT) has a higher volatility of 7.87% compared to iShares 20+ Year Treasury Bond ETF (TLT) at 2.76%. This indicates that IDGT's price experiences larger fluctuations and is considered to be riskier than TLT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

IDGTTLTDifference

Volatility (1M)

Calculated over the trailing 1-month period

7.87%

2.76%

+5.11%

Volatility (6M)

Calculated over the trailing 6-month period

16.35%

6.50%

+9.85%

Volatility (1Y)

Calculated over the trailing 1-year period

20.41%

9.77%

+10.64%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

23.20%

15.87%

+7.33%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

23.29%

14.91%

+8.38%

IDGT vs. TLT - Expense Ratio Comparison

IDGT has a 0.41% expense ratio, which is higher than TLT's 0.15% expense ratio.

Dividends

IDGT vs. TLT - Dividend Comparison

IDGT's dividend yield for the trailing twelve months is around 0.72%, less than TLT's 4.59% yield.

PositionTTM20252024202320222021202020192018201720162015
IDGT
iShares U.S. Digital Infrastructure and Real Estate ETF		0.72%1.17%1.64%0.37%0.30%0.28%0.60%0.42%0.65%0.57%0.75%0.72%
TLT
iShares 20+ Year Treasury Bond ETF		4.59%4.43%4.30%3.38%2.67%1.50%1.50%2.27%2.63%2.43%2.60%2.61%

Frequently Asked Questions

IDGT and TLT have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

IDGT has higher volatility (7.87%) compared to TLT (2.76%). In terms of maximum drawdown, IDGT dropped -77.95% vs TLT's -48.35%.

On 10-year performance, IDGT leads with 14.38% vs -1.66% for TLT. On fees, TLT is cheaper at 0.15% per year. On volatility, TLT has been the lower-risk option at 2.76%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 10-year period, IDGT has performed better with a 14.38% return vs -1.66%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

TLT is cheaper with a 0.15% expense ratio, compared with 0.41% for IDGT.

TLT has the higher dividend yield at 4.59%, compared with 0.72% for IDGT.

IDGT is categorized as Technology Equities, while TLT is Government Bonds. IDGT tracks S&P Data Center, Tower REIT and Communications Equipment Index - Benchmark TR Gross, while TLT tracks ICE U.S. Treasury 20+ Year Bond Index. Their fees differ too: 0.41% for IDGT and 0.15% for TLT.

IDGT currently has the higher Sharpe Ratio (3.13 vs 0.51), 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.

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