XIMR 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 |
|---|
| Dreyfus Government Cash Management Funds | Dreyfus Government Cash Management Funds | 2026-02-28 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| TREASURY BILL | TREASURY BILL | 2025-05-31 | Added / first present |
|---|
| SPY 3 C0.06 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Added / first present |
|---|
| SPY 3 P563.97 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Added / first present |
|---|
| SPY 3 P507.57 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Added / first present |
|---|
| SPY 3 C563.97 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Added / first present |
|---|
Removals
| Ticker | Issuer | Observed date | Change |
|---|
| TREASURY BILL | TREASURY BILL | 2025-11-30 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-11-30 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2026-02-28 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2026-02-28 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-08-31 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-08-31 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-08-31 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2026-02-28 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-11-30 | Removed / first absent |
|---|
| MISXX | Dreyfus Government Cash Management | 2026-02-28 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2024-11-30 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2024-11-30 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-02-28 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-02-28 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2025-02-28 | Removed / first absent |
|---|
| TREASURY BILL | TREASURY BILL | 2024-11-30 | Removed / first absent |
|---|
| SPY 3 C0.05 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Removed / first absent |
|---|
| SPY 3 P512.89 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Removed / first absent |
|---|
| SPY 3 P461.6 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Removed / first absent |
|---|
| SPY 3 C512.89 | CBOE GLOBAL MARKETS, INC. | 2025-05-31 | Removed / first absent |
|---|