CWS 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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| CASY | Casey's General Stores Inc | 2025-12-31 | Added / first present |
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| FIX | Comfort Systems USA Inc | 2025-12-31 | Added / first present |
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| MCK | McKesson Corp | 2025-12-31 | Added / first present |
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| RMD | ResMed Inc | 2025-12-31 | Added / first present |
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| SFM | Sprouts Farmers Market Inc | 2025-12-31 | Added / first present |
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| DSVXX | DREY INST PREF GOV MM-M | 2025-06-30 | Added / first present |
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| ADBE | Adobe Inc | 2024-12-31 | Added / first present |
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| ALSN | Allison Transmission Holdings | 2024-12-31 | Added / first present |
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| HSIC | Henry Schein Inc | 2024-12-31 | Added / first present |
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| IESC | IES Holdings Inc | 2024-12-31 | Added / first present |
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| MLI | Mueller Industries Inc | 2024-12-31 | Added / first present |
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| DSVXX | DREY INST PREF GOV MM-M | 2024-09-30 | Added / first present |
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| AGM | Farmer Mac | 2023-12-29 | Added / first present |
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| APH | Amphenol Corp | 2023-12-29 | Added / first present |
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| AWK | American Water Works Co Inc | 2023-12-29 | Added / first present |
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| MGRC | McGrath RentCorp | 2023-12-29 | Added / first present |
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| ROL | Rollins Inc | 2023-12-29 | Added / first present |
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| DSVXX | DREY INST PREF GOV MM-M | 2023-09-29 | Added / first present |
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| COR | Cencora Inc | 2023-09-29 | Added / first present |
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| FI | Fiserv Inc | 2023-06-30 | Added / first present |
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| BLACKROCK TREASURY TRUST | BLACKROCK TREASURY TRUST | 2023-03-31 | Added / first present |
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| ABC | AmerisourceBergen Corp | 2022-12-30 | Added / first present |
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| CE | Celanese Corp | 2022-12-30 | Added / first present |
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| INTU | Intuit Inc | 2022-12-30 | Added / first present |
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| MIDD | Middleby Corp/The | 2022-12-30 | Added / first present |
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| PII | Polaris Inc | 2022-12-30 | Added / first present |
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| CARR | Carrier Global Corp | 2021-12-31 | Added / first present |
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| FICO | Fair Isaac Corp | 2021-12-31 | Added / first present |
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| OTIS | Otis Worldwide Corp | 2021-12-31 | Added / first present |
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| REYN | Reynolds Consumer Products Inc | 2021-12-31 | Added / first present |
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| SAIC | Science Applications Internati | 2021-12-31 | Added / first present |
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| ABT | Abbott Laboratories | 2020-12-31 | Added / first present |
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| HEI | HEICO Corp | 2020-12-31 | Added / first present |
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| MLR | Miller Industries Inc/TN | 2020-12-31 | Added / first present |
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| TMO | Thermo Fisher Scientific Inc | 2020-12-31 | Added / first present |
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| ZTS | Zoetis Inc | 2020-12-31 | Added / first present |
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| BLACKROCK TREASURY TRUST | BLACKROCK TREASURY TRUST | 2020-03-31 | Added / first present |
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| ANSS | ANSYS Inc | 2019-12-31 | Added / first present |
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| MIDD | Middleby Corp/The | 2019-12-31 | Added / first present |
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| SCL | Stepan Co | 2019-12-31 | Added / first present |
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| SLGN | Silgan Holdings Inc | 2019-12-31 | Added / first present |
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| TREX | Trex Co Inc | 2019-12-31 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
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| DSVXX | DREY INST PREF GOV MM-M | 2025-09-30 | Removed / first absent |
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| DSVXX | DREY INST PREF GOV MM-M | 2024-12-31 | Removed / first absent |
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| AGM | Farmer Mac | 2024-12-31 | Removed / first absent |
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| MGRC | McGrath RentCorp | 2025-12-31 | Removed / first absent |
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| DSVXX | DREY INST PREF GOV MM-M | 2023-12-29 | Removed / first absent |
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| FI | Fiserv Inc | 2025-12-31 | Removed / first absent |
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| ABC | AmerisourceBergen Corp | 2023-09-29 | Removed / first absent |
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| CE | Celanese Corp | 2024-12-31 | Removed / first absent |
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| MIDD | Middleby Corp/The | 2023-12-29 | Removed / first absent |
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| PII | Polaris Inc | 2024-12-31 | Removed / first absent |
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| CARR | Carrier Global Corp | 2023-12-29 | Removed / first absent |
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| OTIS | Otis Worldwide Corp | 2025-12-31 | Removed / first absent |
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| REYN | Reynolds Consumer Products Inc | 2022-12-30 | Removed / first absent |
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| MLR | Miller Industries Inc/TN | 2025-12-31 | Removed / first absent |
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| ZTS | Zoetis Inc | 2022-12-30 | Removed / first absent |
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| BLACKROCK TREASURY TRUST | BLACKROCK TREASURY TRUST | 2022-12-30 | Removed / first absent |
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| ANSS | ANSYS Inc | 2021-12-31 | Removed / first absent |
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| MIDD | Middleby Corp/The | 2021-12-31 | Removed / first absent |
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| SCL | Stepan Co | 2023-12-29 | Removed / first absent |
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| SLGN | Silgan Holdings Inc | 2025-12-31 | Removed / first absent |
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| TREX | Trex Co Inc | 2023-12-29 | Removed / first absent |
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| BLACKROCK TREASURY TRUST | BLACKROCK TREASURY TRUST | 2019-12-31 | Removed / first absent |
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| CERN | Cerner Corp | 2021-12-31 | Removed / first absent |
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| RTN | Raytheon Co | 2019-12-31 | Removed / first absent |
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| SBNY | Signature Bank/New York NY | 2019-12-31 | Removed / first absent |
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| CBPX | Continental Building Products | 2019-12-31 | Removed / first absent |
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| AFL | Aflac Inc | 2024-12-31 | Removed / first absent |
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| BDX | Becton Dickinson and Co | 2020-12-31 | Removed / first absent |
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| CHD | Church & Dwight Co Inc | 2022-12-30 | Removed / first absent |
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| CHKP | Check Point Software Technolog | 2021-12-31 | Removed / first absent |
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| CTSH | Cognizant Technology Solutions | 2019-12-31 | Removed / first absent |
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| DHR | Danaher Corp | 2023-12-29 | Removed / first absent |
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| DIS | Walt Disney Co/The | 2021-12-31 | Removed / first absent |
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| EGBN | Eagle Bancorp Inc | 2020-12-31 | Removed / first absent |
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| FISV | Fiserv Inc | 2023-06-30 | Removed / first absent |
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| GL | Globe Life Inc | 2020-12-31 | Removed / first absent |
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| HRL | Hormel Foods Corp | 2020-12-31 | Removed / first absent |
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| HSY | Hershey Co/The | 2024-12-31 | Removed / first absent |
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| ROST | Ross Stores Inc | 2022-12-30 | Removed / first absent |
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| RPM | RPM International Inc | 2020-12-31 | Removed / first absent |
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| SHW | Sherwin-Williams Co/The | 2022-12-30 | Removed / first absent |
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| SJM | JM Smucker Co/The | 2019-12-31 | Removed / first absent |
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