Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004363 | iShares TIPS Bond ETF | ||
| Class/Contract C000012093 | iShares TIPS Bond ETF | TIP | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000023614 | iShares International Treasury Bond ETF | ||
| Class/Contract C000069477 | iShares International Treasury Bond ETF | IGOV | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000023615 | iShares 1-3 Year International Treasury Bond ETF | ||
| Class/Contract C000069478 | iShares 1-3 Year International Treasury Bond ETF | ISHG | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000030481 | iShares 0-5 Year TIPS Bond ETF | ||
| Class/Contract C000093655 | iShares 0-5 Year TIPS Bond ETF | STIP | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000033136 | iShares Floating Rate Bond ETF | ||
| Class/Contract C000102031 | iShares Floating Rate Bond ETF | FLOT | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000035914 | iShares CMBS ETF | ||
| Class/Contract C000110079 | iShares CMBS ETF | CMBS | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000035915 | iShares GNMA Bond ETF | ||
| Class/Contract C000110080 | iShares GNMA Bond ETF | GNMA | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000035916 | iShares Aaa - A Rated Corporate Bond ETF | ||
| Class/Contract C000110081 | iShares Aaa - A Rated Corporate Bond ETF | QLTA | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000035919 | iShares U.S. Treasury Bond ETF | ||
| Class/Contract C000110086 | iShares U.S. Treasury Bond ETF | GOVT | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000038926 | iShares Core 1-5 Year USD Bond ETF | ||
| Class/Contract C000119711 | iShares Core 1-5 Year USD Bond ETF | ISTB | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000042353 | iShares 0-5 Year High Yield Corporate Bond ETF | ||
| Class/Contract C000131291 | iShares 0-5 Year High Yield Corporate Bond ETF | SHYG | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000042354 | iShares 0-5 Year Investment Grade Corporate Bond ETF | ||
| Class/Contract C000131292 | iShares 0-5 Year Investment Grade Corporate Bond ETF | SLQD | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000044143 | iShares Treasury Floating Rate Bond ETF | ||
| Class/Contract C000137225 | iShares Treasury Floating Rate Bond ETF | TFLO | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000045644 | iShares Core Total USD Bond Market ETF | ||
| Class/Contract C000141927 | iShares Core Total USD Bond Market ETF | IUSB | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000048637 | iShares Convertible Bond ETF | ||
| Class/Contract C000153287 | iShares Convertible Bond ETF | ICVT | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000051261 | iShares Core International Aggregate Bond ETF | ||
| Class/Contract C000161648 | iShares Core International Aggregate Bond ETF | IAGG | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000054184 | iShares ESG Advanced High Yield Corporate Bond ETF | ||
| Class/Contract C000170245 | iShares ESG Advanced High Yield Corporate Bond ETF | HYXF | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000054186 | iShares Fallen Angels USD Bond ETF | ||
| Class/Contract C000170247 | iShares Fallen Angels USD Bond ETF | FALN | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000059297 | iShares Broad USD High Yield Corporate Bond ETF | ||
| Class/Contract C000194633 | iShares Broad USD High Yield Corporate Bond ETF | USHY | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000060088 | iShares U.S. Fixed Income Balanced Risk Systematic ETF | ||
| Class/Contract C000196720 | iShares U.S. Fixed Income Balanced Risk Systematic ETF | FIBR | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000063139 | iShares BB Rated Corporate Bond ETF | ||
| Class/Contract C000204721 | iShares BB Rated Corporate Bond ETF | HYBB | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000063466 | iShares USD Green Bond ETF | ||
| Class/Contract C000205645 | iShares USD Green Bond ETF | BGRN | |
IRS No.: 943351276 | State of Incorp.: DE | Fiscal Year End: 1231
Type: N-CSRS | Act: 40 | File No.: 811-09729 | Film No.: 241098670
