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The American Stock Exchange ceased and will cease maintaining, calculating, and publishing index values for the following indexes on the indicated dates:
| Index Symbol | Index Name/Description | Discontinued Effective | Last Value Published On | |
|---|---|---|---|---|
| Index Symbol | Index Name/Description | Discontinued Effective | Last Value Published On | |
| GKA.IV | Intraday Indicative Value for the ETF GKA | 6/11/2008 | 6/10/2008 | |
| GKB.IV | Intraday Indicative Value for the ETF GKB | 6/11/2008 | 6/10/2008 | |
| GKC.IV | Intraday Indicative Value for the ETF GKC | 6/11/2008 | 6/10/2008 | |
| GKD.IV | Intraday Indicative Value for the ETF GKD | 6/11/2008 | 6/10/2008 | |
| GKE.IV | Intraday Indicative Value for the ETF GKE | 6/11/2008 | 6/10/2008 | |
| RIONEI | Ryan 1-Year Treasury Index | 6/11/2008 | 6/10/2008 | |
| RITWOI | Ryan 2-Year Treasury Index | 6/11/2008 | 6/10/2008 | |
| RIFVEI | Ryan 5-Year Treasury Index | 6/11/2008 | 6/10/2008 | |
| RITENI | Ryan 10-Year Treasury Index | 6/11/2008 | 6/10/2008 | |
| RITWYI | Ryan 20-Year Treasury Index | 6/11/2008 | 6/10/2008 | |
| GKA.NV | Net Asset Value for the ETF GKA | 6/23/2008 | 6/20/2008 | |
| GKB.NV | Net Asset Value for the ETF GKB | 6/23/2008 | 6/20/2008 | |
| GKC.NV | Net Asset Value for the ETF GKC | 6/23/2008 | 6/20/2008 | |
| GKD.NV | Net Asset Value for the ETF GKD | 6/23/2008 | 6/20/2008 | |
| GKE.NV | Net Asset Value for the ETF GKE | 6/23/2008 | 6/20/2008 | |
| GKA.SO | Shares Outstanding for the ETF GKA | 6/23/2008 | 6/20/2008 | |
| GKB.SO | Shares Outstanding for the ETF GKB | 6/23/2008 | 6/20/2008 | |
| GKC.SO | Shares Outstanding for the ETF GKC | 6/23/2008 | 6/20/2008 | |
| GKD.SO | Shares Outstanding for the ETF GKD | 6/23/2008 | 6/20/2008 | |
| GKE.SO | Shares Outstanding for the ETF GKE | 6/23/2008 | 6/20/2008 | |
| GKA.EU | Estimated Cash for the ETF GKA | 6/23/2008 | 6/20/2008 | |
| GKB.EU | Estimated Cash for the ETF GKB | 6/23/2008 | 6/20/2008 | |
| GKC.EU | Estimated Cash for the ETF GKC | 6/23/2008 | 6/20/2008 | |
| GKD.EU | Estimated Cash for the ETF GKD | 6/23/2008 | 6/20/2008 | |
| GKE.EU | Estimated Cash for the ETF GKE | 6/23/2008 | 6/20/2008 | |
| GKA.TC | Total Cash for the ETF GKA | 6/23/2008 | 6/20/2008 | |
| GKB.TC | Total Cash for the ETF GKB | 6/23/2008 | 6/20/2008 | |
| GKC.TC | Total Cash for the ETF GKC | 6/23/2008 | 6/20/2008 | |
| GKD.TC | Total Cash for the ETF GKD | 6/23/2008 | 6/20/2008 | |
| GKE.TC | Total Cash for the ETF GKE | 6/23/2008 | 6/20/2008 | |
| UCR.IV | Intraday Indicative Value for the ETF UCR | 6/27/2008 | 6/26/2008 | |
| DCR.IV | Intraday Indicative Value for the ETF DCR | 6/27/2008 | 6/26/2008 | |
| RPCRI | MACROShares Oil Reference Price Index | 7/1/2008 | 6/30/2008 | |
| UCR.NV | Net Asset Value for the ETF UCR | 7/2/2008 | 7/1/2008 | |
| DCR.NV | Net Asset Value for the ETF DCR | 7/2/2008 | 7/1/2008 | |
| UCR.SO | Shares Outstanding for the ETF UCR | 7/2/2008 | 7/1/2008 | |
| DCR.SO | Shares Outstanding for the ETF DCR | 7/2/2008 | ||