ETF Research Center

iShares U.S. Treasury Bond ETF is an exchange-traded fund incorporated in the USA. The ETF seeks investment results that correspond generally to the price and yield performance, before fees and expenses, of the Barclays Capital U.S. Treasury Bond Index.

FUND BASICS
Category	Government
Fund Sponsor	BlackRock Fund Advisors
Website	www.ishares.com
Inception date	Feb 14, 2012
Assets (mns)	$27,235
Currency	USD
Expense ratio	5 bp
Distributions	Monthly

FUND STRUCTURE
Regulation	Open-End Investment Company
Custodian	State Street Bank & Trust Co
Weighting	Market Cap
Index replication	Optimized

ISSUER TYPE BREAKDOWN

CONSTITUENT BREAKDOWN
No. of constituents	137
No of distinct issuers	5
Inflation protected	0%
Variable/Fixed coupon	0% /100%
Non-standard maturity (callable, etc.)	4%

TOP TEN HOLDINGS
TOTAL	25.6 %
0.0% //	5.2 %
0.0% //	3.3 %
0.0% //	2.9 %
0.0% //	2.6 %
0.0% //	2.3 %
0.0% //	2.2 %
0.0% //	1.9 %
0.0% //	1.8 %
0.0% //	1.7 %
0.0% //	1.6 %

TOP ISSUERS
U.S. TREASURY	98.7%
TREASURY BOND	1.6%

TOP COUNTRY EXPOSURE
	UNITED STATES	100.0 %

HISTORICAL RETURNS info

	Custom date range	Compare to
	thru

Standardized Annual Returns (thru May 31)
Year-to-date	1 year	5 years	10 years	Since Incep.
-1.0%	3.2%	-2.2%	0.7%	1.0%

Market Correlations
versus...	Beta	R-squared
Barclays Agg. Bond	0.80	84%
S&P500	0.21	31%
MSCI EAFE	0.25	45%
MSCI Emg. Mkts.	0.24	42%

Technical Indicators
Recent close	$22.75
30d moving avg.	$22.63
Annualized volatility	6.3%
Short interest (ETF)	0.2%
Relative strength (RSI)	51

Liquidity measures
Avg. volume (thou.)	9,559
Avg. daily value traded (mns)	$217
Turnover	0.8%
Bid/Ask (% of price)	0.05

Distributions

Yield Comparison

*Fund Category: GOVERNMENT

CREDIT QUALITY: MOODY'S

DISTRIBUTION YIELD (TRAILING 12 MONTHS)

Macaulay Duration

GOVT	6.3 yrs	Category Avg.*	6.4 yrs

Modified Duration

GOVT	6.2%	Category Avg.*	6.2%

RATE SENSITIVITY ANALYSIS
Change in YTM	New YTM	Est. Price Change	Est. New Price
+300 bp	7.30%	-18.0%	$18.65
+200 bp	6.30%	-12.2%	$19.98
+150 bp	5.80%	-9.2%	$20.66
+100 bp	5.30%	-6.2%	$21.35
+75 bp	5.05%	-4.6%	$21.70
+50 bp	4.80%	-3.1%	$22.05
+25 bp	4.55%	-1.6%	$22.40
0 bp	4.30%	0%	$22.75
-25 bp	4.05%	1.6%	$23.10
-50 bp	3.80%	3.1%	$23.46
-75 bp	3.55%	4.7%	$23.82
-100 bp	3.30%	6.3%	$24.18
-150 bp	2.80%	9.5%	$24.91
-200 bp	2.30%	12.7%	$25.64
-300 bp	1.30%	19.3%	$27.14

*Fund Category: GOVERNMENT

ALTAR Score™

Calculation of ALTAR Score™
Adj. Yield to Maturity	430	bp
Less: Annual "default factor"	3	bp
Less: Expense ratio	5	bp
Equals: ALTAR Score	4.22	%

Average ALTAR Score™ by Category
Aggregate	3.2%
Corporate	4.1%
Emerging Market	5.8%
Government	7.2%
Inflation Protected	2.4%
Mortgage	5.0%
Municipals	3.5%

Note: The iShares U.S. Treasury Bond ETF is classified as a Government* fund.