AUGZ additions & removals
Changes are observation-bounded: an addition is the first retained official snapshot containing a security after an earlier absence; a removal is its first retained absence. Baseline holdings receive no invented addition date.
Additions
| Ticker | Issuer | Observed date | Change |
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| The Options Clearing Corp | The Options Clearing Corp | 2025-12-31 | Added / first present |
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| SALXX | STATE STREET INSTITUTIONAL US | 2025-12-31 | Added / first present |
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| 4SPY 250731C00550810 | THE OPTIONS CLEARING CORPORATION | 2024-09-30 | Added / first present |
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| 4SPY 250731P00495730 | THE OPTIONS CLEARING CORPORATION | 2024-09-30 | Added / first present |
|---|
| 2SPY 240731C00457790 | THE OPTIONS CLEARING CORPORATION | 2023-09-30 | Added / first present |
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| 2SPY 240731P00412010 | THE OPTIONS CLEARING CORPORATION | 2023-09-30 | Added / first present |
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| 2SPY 230731C00411990 | THE OPTIONS CLEARING CORPORATION | 2022-09-30 | Added / first present |
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| 2SPY 230731P00370790 | THE OPTIONS CLEARING CORPORATION | 2022-09-30 | Added / first present |
|---|
| FXFXX | FIRST AMERN FDS INC | 2021-09-30 | Added / first present |
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| 2SPY 220729C00437590 | THE OPTIONS CLEARING CORPORATION | 2021-09-30 | Added / first present |
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| 2SPY 220729P00393830 | THE OPTIONS CLEARING CORPORATION | 2021-09-30 | Added / first present |
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| B | United States Treasury Bills | 2021-09-30 | Added / first present |
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| TREASURY BILL | TREASURY BILL | 2021-03-31 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
|---|
| 4SPY 250731C00550810 | THE OPTIONS CLEARING CORPORATION | 2025-12-31 | Removed / first absent |
|---|
| 4SPY 250731P00495730 | THE OPTIONS CLEARING CORPORATION | 2025-12-31 | Removed / first absent |
|---|
| 2SPY 240731C00457790 | THE OPTIONS CLEARING CORPORATION | 2024-09-30 | Removed / first absent |
|---|
| 2SPY 240731P00412010 | THE OPTIONS CLEARING CORPORATION | 2024-09-30 | Removed / first absent |
|---|
| 2SPY 230731C00411990 | THE OPTIONS CLEARING CORPORATION | 2023-09-30 | Removed / first absent |
|---|
| 2SPY 230731P00370790 | THE OPTIONS CLEARING CORPORATION | 2023-09-30 | Removed / first absent |
|---|
| FXFXX | FIRST AMERN FDS INC | 2025-12-31 | Removed / first absent |
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| 2SPY 220729C00437590 | THE OPTIONS CLEARING CORPORATION | 2022-09-30 | Removed / first absent |
|---|
| 2SPY 220729P00393830 | THE OPTIONS CLEARING CORPORATION | 2022-09-30 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2021-09-30 | Removed / first absent |
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| N/A | N/A | 2021-09-30 | Removed / first absent |
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| FXFXX | First American Treasury Obliga | 2021-06-30 | Removed / first absent |
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| TREASURY BILL | TREASURY BILL | 2021-03-31 | Removed / first absent |
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