SPBC 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 |
|---|
| DTRXX | DREYFUS TRSY OBLIG CASH M | 2026-03-31 | Added / first present |
|---|
| ESM6 | CHICAGO MERCANTILE EXCHANGE INC. | 2026-03-31 | Added / first present |
|---|
| ESH6 | CHICAGO MERCANTILE EXCHANGE INC. | 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 |
|---|
| ESZ5 | CHICAGO MERCANTILE EXCHANGE INC. | 2025-09-30 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-06-30 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-06-30 | Added / first present |
|---|
| ESU5 | CHICAGO MERCANTILE EXCHANGE INC. | 2025-06-30 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-03-31 | Added / first present |
|---|
| ESM5 | CHICAGO MERCANTILE EXCHANGE INC. | 2025-03-31 | Added / first present |
|---|
| HODL | VanEck Bitcoin ETF/US | 2025-03-31 | Added / first present |
|---|
| ESH5 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-12-31 | Added / first present |
|---|
| ESZ4 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-09-30 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2024-09-30 | Added / first present |
|---|
| BTC | Grayscale Bitcoin Mini Trust BTC | 2024-09-30 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2024-06-28 | Added / first present |
|---|
| ESU4 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-06-28 | Added / first present |
|---|
| ESM4 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-03-28 | Added / first present |
|---|
| ESH4 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-12-29 | Added / first present |
|---|
| ESZ3 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-09-29 | Added / first present |
|---|
| ESU3 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-06-30 | Added / first present |
|---|
| ESM3 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-03-31 | Added / first present |
|---|
| ESH3 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-12-30 | Added / first present |
|---|
| ESZ2 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-09-30 | Added / first present |
|---|
| FIDELITY INV MMTRSY 1 680 | FIDELITY INV MMTRSY 1 680 | 2022-06-30 | Added / first present |
|---|
| ESU2 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-06-30 | Added / first present |
|---|
| ESM2 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-03-31 | Added / first present |
|---|
| ESH2 | CHICAGO MERCANTILE EXCHANGE INC. | 2021-12-31 | Added / first present |
|---|
| ESZ1 | CHICAGO MERCANTILE EXCHANGE INC. | 2021-09-30 | Added / first present |
|---|
Removals
| Ticker | Issuer | Observed date | Change |
|---|
| ESH6 | CHICAGO MERCANTILE EXCHANGE INC. | 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 |
|---|
| ESZ5 | CHICAGO MERCANTILE EXCHANGE INC. | 2025-12-31 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-09-30 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-09-30 | Removed / first absent |
|---|
| ESU5 | CHICAGO MERCANTILE EXCHANGE INC. | 2025-09-30 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-06-30 | Removed / first absent |
|---|
| ESM5 | CHICAGO MERCANTILE EXCHANGE INC. | 2025-06-30 | Removed / first absent |
|---|
| ESH5 | CHICAGO MERCANTILE EXCHANGE INC. | 2025-03-31 | Removed / first absent |
|---|
| ESZ4 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-12-31 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-03-31 | Removed / first absent |
|---|
| BTC | Grayscale Bitcoin Mini Trust BTC | 2025-03-31 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2024-09-30 | Removed / first absent |
|---|
| ESU4 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-09-30 | Removed / first absent |
|---|
| ESM4 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-06-28 | Removed / first absent |
|---|
| ESH4 | CHICAGO MERCANTILE EXCHANGE INC. | 2024-03-28 | Removed / first absent |
|---|
| ESZ3 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-12-29 | Removed / first absent |
|---|
| ESU3 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-09-29 | Removed / first absent |
|---|
| ESM3 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-06-30 | Removed / first absent |
|---|
| ESH3 | CHICAGO MERCANTILE EXCHANGE INC. | 2023-03-31 | Removed / first absent |
|---|
| ESZ2 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-12-30 | Removed / first absent |
|---|
| FIDELITY INV MMTRSY 1 680 | FIDELITY INV MMTRSY 1 680 | 2026-03-31 | Removed / first absent |
|---|
| ESU2 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-09-30 | Removed / first absent |
|---|
| ESM2 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-06-30 | Removed / first absent |
|---|
| ESH2 | CHICAGO MERCANTILE EXCHANGE INC. | 2022-03-31 | Removed / first absent |
|---|
| ESZ1 | CHICAGO MERCANTILE EXCHANGE INC. | 2021-12-31 | Removed / first absent |
|---|
| ESU1 | CHICAGO MERCANTILE EXCHANGE INC. | 2021-09-30 | Removed / first absent |
|---|
| GBTC | Grayscale Bitcoin Trust BTC | 2024-12-31 | Removed / first absent |
|---|