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Wednesday, October 28, 2026 · Today’s edition, 6:30 a.m. ETWed, Oct 28 · 6:30 a.m. editionSign inMy Desk 0EditionsSign in
IMTBISharesINDEX

iShares Core 5-10 Year USD Bond ETF

$42.13+0.19% vs prior close
414552-WK

Price through Oct 27, 2026 · Flows through Oct 27, 2026. Figures use the latest available records, not a live quote. Fund details retrieved Oct 27, 2026. Holdings snapshot retrieved Oct 27, 2026.

The fund will invest at least 80% of its assets in the component securities of the index and TBAs that have economic characteristics that are substantially identical to the economic characteristics of the component securities of the index. The index measures the performance of U.S. dollar-denominated taxable bonds that are rated either investment-grade or high yield with remaining effective maturities between five and ten years.

IMTB price

Source: Market tape, daily closes; price return, distributions not reinvested
Table
DateIMTB close
Sep 28, 2026$41.47
Sep 29, 2026$41.42
Sep 30, 2026$41.34
Oct 1, 2026$41.36
Oct 2, 2026$41.23
Oct 5, 2026$41.19
Oct 6, 2026$41.30
Oct 7, 2026$41.26
Oct 8, 2026$41.41
Oct 9, 2026$41.42
Oct 12, 2026$41.45
Oct 13, 2026$41.49
Oct 14, 2026$41.54
Oct 15, 2026$41.80
Oct 16, 2026$41.76
Oct 19, 2026$41.61
Oct 20, 2026$41.71
Oct 21, 2026$41.67
Oct 22, 2026$42.05
Oct 23, 2026$42.01
Oct 26, 2026$42.05
Oct 27, 2026$42.13

Daily net flows, 1M

Net inflow over the range: +$8M

  • Inflow / above zero
  • Outflow / below zero
Sep 28Sep 30Oct 2Oct 6+$7MOct 8Oct 12Oct 14Oct 16Oct 20Oct 22−$267.6KOct 27Sep 28Oct 1Oct 6+$7MOct 9Oct 14Oct 19Oct 22−$267.6KOct 27Sep 28Oct 6+$7MOct 14−$267.6KOct 27
Source: Daily creation and redemption records
Show as table
LabelValue ($)
Sep 28$0
Sep 29$0
Sep 30$0
Oct 1$316.4K
Oct 2−$316.4K
Oct 5$0
Oct 6$0
Oct 7$150.3K
Oct 8$7M
Oct 9$1.1M
Oct 12$0
Oct 13$0
Oct 14−$231.1K
Oct 15$236.7K
Oct 16$0
Oct 19$0
Oct 20−$427.7K
Oct 21$427.7K
Oct 22$0
Oct 23$0
Oct 26$0
Oct 27−$267.6K
The desk’s read

Money keeps arriving — +$8M of net inflows over the past month, about 2.9% of the fund's asset base, while the price has returned -4.7% so far this year. At 0.060% a year it is not the cheapest way in — IVV has a reported fee of 0.03%.

COMPOSED FROM THE FUND’S OWN DAILY RECORDS · UPDATED WITH EACH REFRESH

$277Massets under management
0.060%expense ratio · $6 per $10,000 a year
+$8Mnet flow, trailing month
155Kavg daily volume, 30 days
2747holdings · US-domiciled
2016listed November 1, 2016 · beta 0.14
The book at a glance
—1.1%—1.1%—1.0%—0.9%—0.9%—0.9%—0.9%—0.9%—0.8%—0.8%—0.8%—0.8%—0.8%—0.8%—0.8%—0.8%—0.8%—0.8%—0.8%—0.7%—0.7%—0.7%—0.7%—0.7%—0.7%—0.7%—0.6%—0.6%—0.6%—0.5%—0.5%—0.5%—0.5%—0.5%—0.5%—0.4%—0.4%—0.4%—0.4%—

CELL SIZE IS PORTFOLIO WEIGHT · COLOR IS THE CHANGE IN THE LATEST AVAILABLE SNAPSHOT · TOP 40 POSITIONS

Holdings
#HoldingWeightPriceDay52-wk
1—TREASURY NOTE1.15%———
2—TREASURY NOTE (2OLD)1.13%———
3—TREASURY NOTE1.02%———
4—TREASURY NOTE0.93%———
5—UMBS 30YR TBA(REG A)0.93%———
6—UMBS 30YR TBA(REG A)0.90%———
7—UMBS 30YR TBA0.87%———
8—FNMA 30YR UMBS0.86%———
9—TREASURY NOTE0.85%———
10—TREASURY NOTE0.84%———
11—FNMA 30YR UMBS SUPER0.83%———
12—TREASURY NOTE0.83%———
13—TREASURY NOTE0.83%———
14—TREASURY NOTE (OLD)0.82%———
15—UMBS 30YR TBA(REG A)0.81%———

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Sector weights

  • MBS Pass-Through47.36%
  • Treasury22.26%
  • Industrial12.89%
  • Financial Institutions7.62%
  • Sovereign3.07%
  • Utility1.9%
  • Agency1.28%
  • CMBS0.98%
  • Cash and/or Derivatives0.91%
  • Supranational0.74%
Source: Portfolio composition, latest disclosure
Show as table
ItemValue (%)
MBS Pass-Through47.36%
Treasury22.26%
Industrial12.89%
Financial Institutions7.62%
Sovereign3.07%
Utility1.9%
Agency1.28%
CMBS0.98%
Cash and/or Derivatives0.91%
Supranational0.74%

Country weights

  • United States89.91%
  • Canada0.93%
  • Supranational0.74%
  • United Kingdom0.71%
  • Saudi Arabia0.49%
  • Mexico0.45%
  • Japan0.4%
  • Brazil0.38%
Source: Portfolio composition, latest disclosure
Show as table
ItemValue (%)
United States89.91%
Canada0.93%
Supranational0.74%
United Kingdom0.71%
Saudi Arabia0.49%
Mexico0.45%
Japan0.4%
Brazil0.38%
Performance
1 week+1.1%
1 month+1.0%
3 months-2.2%
6 months-4.2%
YTD-4.7%
1 year-5.6%
3 years—

PRICE RETURN, DISTRIBUTIONS NOT REINVESTED

Net flows
1 week+$160K
1 month+$8M
3 months+$8M
YTD+$12M
1 year+$21M

CREATION/REDEMPTION DOLLARS, DAILY RECORDS

Monthly net flows

  • Inflow / above zero
  • Outflow / below zero
+$8.8MOct+$4.4MNov+$4.4MDec$0Jan+$4.4MFeb$0Mar$0Apr$0May+$964.2KJul−$964.2KAug$0Sep+$7.9MOct+$8.8MOctNovDecJanFebMarAprMayJulAugSep+$7.9MOct+$8.8MOctDecFebAprJul+$7.9MOct
Source: Daily creation/redemption records, trailing twelve months
Show as table
LabelValue ($)
Oct$8.8M
Nov$4.4M
Dec$4.4M
Jan$0
Feb$4.4M
Mar$0
Apr$0
May$0
Jul$964.2K
Aug−$964.2K
Sep$0
Oct$7.9M
The risk read
5%realized volatility, 30 days (annualized)
5%realized volatility, 1 year
-8.1%deepest fall from a peak, 1 year
-6.0%latest close versus that peak

The top holding is 1.2% of the book; the top ten carry 10%. Spread across 250+ names, it behaves like roughly 133 equally-weighted positions.

VOLATILITY & DRAWDOWN FROM THE DAILY TAPE · CONCENTRATION FROM THE LATEST DISCLOSED BOOK

The case against IMTB

Due diligence cuts both ways. These funds sit on the same shelf and beat IMTB on at least one dimension that matters — the fee, the asset base, or where the money is going.

FundFeeAssetsFlow, 1MThe case
STIP iShares 0-5 Year TIPS Bond ETF0.03%$16.4B+$489M-3bp on fee · 59× the assets · +$489M in over the monthHead-to-head
IJH iShares Core S&P Mid-Cap ETF0.05%$123.5B+$2.3B-1bp on fee · 445× the assets · +$2.3B in over the monthHead-to-head
IGSB iShares 1-5 Year Investment Grade Corporate Bond ETF0.04%$23.7B+$47M-2bp on fee · 85× the assets · +$47M in over the monthHead-to-head
IGIB iShares 5-10 Year Investment Grade Corporate Bond ETF0.04%$18.6B+$412M-2bp on fee · 67× the assets · +$412M in over the monthHead-to-head
MUB iShares National Muni Bond ETF0.05%$48B+$2B-1bp on fee · 173× the assets · +$2B in over the monthHead-to-head
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