SUPP 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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| CSX CORP | CSX CORP | 2026-04-30 | Added / first present |
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| INGERSOLL-RAND INC | INGERSOLL-RAND INC | 2026-04-30 | Added / first present |
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| FORGENT POWER SOLUTIONS INC | FORGENT POWER SOLUTIONS INC | 2026-04-30 | Added / first present |
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| CATERPILLAR INC | CATERPILLAR INC | 2026-01-31 | Added / first present |
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| API GROUP CORP | API GROUP CORP | 2026-01-31 | Added / first present |
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| SYMBOTIC INC | SYMBOTIC INC | 2026-01-31 | Added / first present |
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| LAM RESEARCH CORP | LAM RESEARCH CORP | 2026-01-31 | Added / first present |
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| AMAZON.COM INC | AMAZON.COM INC | 2025-10-31 | Added / first present |
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| COGNEX CORP | COGNEX CORP | 2025-10-31 | Added / first present |
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| ASML HOLDING NV-NY REG SHS | ASML HOLDING NV-NY REG SHS | 2025-10-31 | Added / first present |
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| CARPENTER TECHNOLOGY | CARPENTER TECHNOLOGY | 2025-07-31 | Added / first present |
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| ROPER TECHNOLOGIES INC | ROPER TECHNOLOGIES INC | 2025-04-30 | Added / first present |
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| O'REILLY AUTOMOTIVE INC | O'REILLY AUTOMOTIVE INC | 2025-04-30 | Added / first present |
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| BROADCOM INC | BROADCOM INC | 2025-01-31 | Added / first present |
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| MARVELL TECHNOLOGY INC | MARVELL TECHNOLOGY INC | 2025-01-31 | Added / first present |
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| EATON CORP PLC | EATON CORP PLC | 2024-10-31 | Added / first present |
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| LAM RESEARCH CORP | LAM RESEARCH CORP | 2024-10-31 | Added / first present |
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| FERGUSON ENTERPRISES INC | FERGUSON ENTERPRISES INC | 2024-10-31 | Added / first present |
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| PTC INC | PTC INC | 2024-07-31 | Added / first present |
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| TECK RESOURCES LTD CLS B | TECK RESOURCES LTD CLS B | 2024-04-30 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
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| ROPER TECHNOLOGIES INC | ROPER TECHNOLOGIES INC | 2026-01-31 | Removed / first absent |
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| MARVELL TECHNOLOGY INC | MARVELL TECHNOLOGY INC | 2026-04-30 | Removed / first absent |
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| LAM RESEARCH CORP | LAM RESEARCH CORP | 2025-10-31 | Removed / first absent |
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| TECK RESOURCES LTD CLS B | TECK RESOURCES LTD CLS B | 2025-04-30 | Removed / first absent |
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| MICRON TECHNOLOGY INC | MICRON TECHNOLOGY INC | 2025-07-31 | Removed / first absent |
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| LAM RESEARCH CORP | LAM RESEARCH CORP | 2024-10-31 | Removed / first absent |
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| AGILENT TECHNOLOGIES INC | AGILENT TECHNOLOGIES INC | 2024-10-31 | Removed / first absent |
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| ROCKWELL AUTOMATION INC | ROCKWELL AUTOMATION INC | 2024-10-31 | Removed / first absent |
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| UNITED RENTALS INC | UNITED RENTALS INC | 2025-04-30 | Removed / first absent |
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| CSX CORP | CSX CORP | 2025-01-31 | Removed / first absent |
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| NORFOLK SOUTHERN CORP | NORFOLK SOUTHERN CORP | 2024-10-31 | Removed / first absent |
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| WASTE MANAGEMENT INC | WASTE MANAGEMENT INC | 2025-01-31 | Removed / first absent |
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| EMERSON ELECTRIC CO | EMERSON ELECTRIC CO | 2024-10-31 | Removed / first absent |
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| FIRST SOLAR INC | FIRST SOLAR INC | 2024-07-31 | Removed / first absent |
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| WESCO INTERNATIONAL INC | WESCO INTERNATIONAL INC | 2024-04-30 | Removed / first absent |
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| WILLSCOT MOBILE MINI HOLDING | WILLSCOT MOBILE MINI HOLDING | 2026-04-30 | Removed / first absent |
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| FERGUSON PLC | FERGUSON PLC | 2024-10-31 | Removed / first absent |
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