Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004318 | iShares U.S. Basic Materials ETF | ||
| Class/Contract C000012048 | iShares U.S. Basic Materials ETF | IYM | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004320 | iShares U.S. Consumer Discretionary ETF | ||
| Class/Contract C000012050 | iShares U.S. Consumer Discretionary ETF | IYC | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004321 | iShares U.S. Energy ETF | ||
| Class/Contract C000012051 | iShares U.S. Energy ETF | IYE | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004322 | iShares U.S. Financial Services ETF | ||
| Class/Contract C000012052 | iShares U.S. Financial Services ETF | IYG | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004323 | iShares U.S. Financials ETF | ||
| Class/Contract C000012053 | iShares U.S. Financials ETF | IYF | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004324 | iShares U.S. Healthcare ETF | ||
| Class/Contract C000012054 | iShares U.S. Healthcare ETF | IYH | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004325 | iShares U.S. Industrials ETF | ||
| Class/Contract C000012055 | iShares U.S. Industrials ETF | IYJ | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004329 | iShares U.S. Technology ETF | ||
| Class/Contract C000012059 | iShares U.S. Technology ETF | IYW | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004330 | iShares Dow Jones U.S. ETF | ||
| Class/Contract C000012060 | iShares Dow Jones U.S. ETF | IYY | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004331 | iShares U.S. Transportation ETF | ||
| Class/Contract C000012061 | iShares U.S. Transportation ETF | IYT | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004332 | iShares U.S. Utilities ETF | ||
| Class/Contract C000012062 | iShares U.S. Utilities ETF | IDU | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004431 | iShares U.S. Consumer Staples ETF | ||
| Class/Contract C000012194 | iShares U.S. Consumer Staples ETF | IYK | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000004436 | iShares MSCI USA ESG Select ETF | ||
| Class/Contract C000012199 | iShares MSCI USA ESG Select ETF | SUSA | |
| Status | Name | Ticker Symbol | |
| CIK 0001100663 | |||
| Series S000013931 | iShares MSCI KLD 400 Social ETF | ||
| Class/Contract C000038163 | iShares MSCI KLD 400 Social ETF | DSI | |
IRS No.: 943351276 | State of Incorp.: DE | Fiscal Year End: 1231
Type: N-CSRS | Act: 40 | File No.: 811-09729 | Film No.: 24510035