TSYY 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 |
|---|
| Treasury Bill | Treasury Bill | 2026-03-31 | Added / first present |
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| Treasury Bill | Treasury Bill | 2026-03-31 | Added / first present |
|---|
| TSL1219P | The Options Clearing Corporation | 2026-03-31 | Added / first present |
|---|
| TSL1750P | The Options Clearing Corporation | 2026-03-31 | Added / first present |
|---|
| TSL1069P | The Options Clearing Corporation | 2026-03-31 | Added / first present |
|---|
| TSL1156P | The Options Clearing Corporation | 2026-03-31 | Added / first present |
|---|
| TSL1892P | The Options Clearing Corporation | 2026-03-31 | Added / first present |
|---|
| TSL1318P | The Options Clearing Corporation | 2026-03-31 | Added / first present |
|---|
| Treasury Bill | Treasury Bill | 2025-12-31 | Added / first present |
|---|
| Treasury Bill | Treasury Bill | 2025-12-31 | Added / first present |
|---|
| TSL2946P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
|---|
| TSL3154P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
|---|
| TSL1682P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
|---|
| TSL2878P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
|---|
| TSL3271P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
|---|
| TSL1911P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
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| TSL3584P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
|---|
| TSL3348P | The Options Clearing Corporation | 2025-12-31 | Added / first present |
|---|
| Treasury Bill | Treasury Bill | 2025-09-30 | Added / first present |
|---|
| Treasury Bill | Treasury Bill | 2025-09-30 | Added / first present |
|---|
| Treasury Bill | Treasury Bill | 2025-09-30 | Added / first present |
|---|
| TSL1822P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
| TSL1858P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
| TSL1846P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
| TSL1689P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
| TSL2098P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
| TSL2111P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
| TSL1919P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
| TSL2071P | The Options Clearing Corporation | 2025-09-30 | Added / first present |
|---|
Removals
| Ticker | Issuer | Observed date | Change |
|---|
| Treasury Bill | Treasury Bill | 2026-03-31 | Removed / first absent |
|---|
| Treasury Bill | Treasury Bill | 2026-03-31 | Removed / first absent |
|---|
| TSL2946P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| TSL3154P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| TSL1682P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| TSL2878P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| TSL3271P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| TSL1911P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| TSL3584P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| TSL3348P | The Options Clearing Corporation | 2026-03-31 | Removed / first absent |
|---|
| Treasury Bill | Treasury Bill | 2025-12-31 | Removed / first absent |
|---|
| Treasury Bill | Treasury Bill | 2025-12-31 | Removed / first absent |
|---|
| Treasury Bill | Treasury Bill | 2025-12-31 | Removed / first absent |
|---|
| TSL1822P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| TSL1858P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| TSL1846P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| TSL1689P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| TSL2098P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| TSL2111P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| TSL1919P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| TSL2071P | The Options Clearing Corporation | 2025-12-31 | Removed / first absent |
|---|
| Treasury Bill | Treasury Bill | 2025-09-30 | Removed / first absent |
|---|
| TSL1080P | The Options Clearing Corporation | 2025-09-30 | Removed / first absent |
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| TSL1095P | The Options Clearing Corporation | 2025-09-30 | Removed / first absent |
|---|
| TSL1039P | The Options Clearing Corporation | 2025-09-30 | Removed / first absent |
|---|
| TSL1244P | The Options Clearing Corporation | 2025-09-30 | Removed / first absent |
|---|
| TSL1181P | The Options Clearing Corporation | 2025-09-30 | Removed / first absent |
|---|
| TSL1227P | The Options Clearing Corporation | 2025-09-30 | Removed / first absent |
|---|