Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004357 | iShares 1-3 Year Treasury Bond ETF | ||
| Class/Contract C000012087 | iShares 1-3 Year Treasury Bond ETF | SHY | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004358 | iShares 7-10 Year Treasury Bond ETF | ||
| Class/Contract C000012088 | iShares 7-10 Year Treasury Bond ETF | IEF | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004360 | iShares 20+ Year Treasury Bond ETF | ||
| Class/Contract C000012090 | iShares 20+ Year Treasury Bond ETF | TLT | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004361 | iShares iBoxx $ Investment Grade Corporate Bond ETF | ||
| Class/Contract C000012091 | iShares iBoxx $ Investment Grade Corporate Bond ETF | LQD | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004362 | iShares Core U.S. Aggregate Bond ETF | ||
| Class/Contract C000012092 | iShares Core U.S. Aggregate Bond ETF | AGG | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013694 | iShares Short Treasury Bond ETF | ||
| Class/Contract C000037536 | iShares Short Treasury Bond ETF | SHV | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013695 | iShares 3-7 Year Treasury Bond ETF | ||
| Class/Contract C000037537 | iShares 3-7 Year Treasury Bond ETF | IEI | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013696 | iShares 10-20 Year Treasury Bond ETF | ||
| Class/Contract C000037538 | iShares 10-20 Year Treasury Bond ETF | TLH | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013697 | iShares 1-3 Year Credit Bond ETF | ||
| Class/Contract C000037539 | iShares 1-3 Year Credit Bond ETF | CSJ | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013698 | iShares Intermediate Credit Bond ETF | ||
| Class/Contract C000037540 | iShares Intermediate Credit Bond ETF | CIU | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013699 | iShares Core U.S. Credit Bond ETF | ||
| Class/Contract C000037541 | iShares Core U.S. Credit Bond ETF | CRED | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013700 | iShares Intermediate Government/Credit Bond ETF | ||
| Class/Contract C000037542 | iShares Intermediate Government/Credit Bond ETF | GVI | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013701 | iShares Government/Credit Bond ETF | ||
| Class/Contract C000037543 | iShares Government/Credit Bond ETF | GBF | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013702 | iShares MBS ETF | ||
| Class/Contract C000037544 | iShares MBS ETF | MBB | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000016772 | iShares iBoxx $ High Yield Corporate Bond ETF | ||
| Class/Contract C000046846 | iShares iBoxx $ High Yield Corporate Bond ETF | HYG | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000018861 | iShares National AMT-Free Muni Bond ETF | ||
| Class/Contract C000052220 | iShares National AMT-Free Muni Bond ETF | MUB | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000019341 | iShares California AMT-Free Muni Bond ETF | ||
| Class/Contract C000053739 | iShares California AMT-Free Muni Bond ETF | CMF | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000019342 | iShares New York AMT-Free Muni Bond ETF | ||
| Class/Contract C000053740 | iShares New York AMT-Free Muni Bond ETF | NYF | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000023506 | iShares Agency Bond ETF | ||
| Class/Contract C000069125 | iShares Agency Bond ETF | AGZ | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000023507 | iShares Short-Term National AMT-Free Muni Bond ETF | ||
| Class/Contract C000069126 | iShares Short-Term National AMT-Free Muni Bond ETF | SUB | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000026651 | iShares 10+ Year Credit Bond ETF | ||
| Class/Contract C000080009 | iShares 10+ Year Credit Bond ETF | CLY | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000026652 | iShares Core 10+ Year USD Bond ETF | ||
| Class/Contract C000080010 | iShares Core 10+ Year USD Bond ETF | ILTB | |
EIN.: 943351276 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 497J | Act: 33 | File No.: 333-92935 | Film No.: 15963664
