STXD 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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| MRSH | Marsh & McLennan Cos Inc | 2026-03-31 | Added / first present |
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| BF/A | Brown-Forman Corp | 2025-09-30 | Added / first present |
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| MZTI | Marzetti Company/The | 2025-09-30 | Added / first present |
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| BF/B | Brown-Forman Corp | 2025-06-30 | Added / first present |
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| BK | Bank of New York Mellon Corp/The | 2025-06-30 | Added / first present |
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| ACN | Accenture PLC | 2025-06-30 | Added / first present |
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| AFL | Aflac Inc | 2025-06-30 | Added / first present |
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| ALSN | Allison Transmission Holdings Inc | 2025-06-30 | Added / first present |
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| AME | AMETEK Inc | 2025-06-30 | Added / first present |
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| AMTM | Amentum Holdings Inc | 2025-06-30 | Added / first present |
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| ARES | Ares Management Corp | 2025-06-30 | Added / first present |
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| ATO | Atmos Energy Corp | 2025-06-30 | Added / first present |
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| BAC | Bank of America Corp | 2025-06-30 | Added / first present |
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| CTSH | Cognizant Technology Solutions Corp | 2025-06-30 | Added / first present |
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| EBAY | eBay Inc | 2025-06-30 | Added / first present |
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| ENSG | Ensign Group Inc/The | 2025-06-30 | Added / first present |
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| ETN | Eaton Corp PLC | 2025-06-30 | Added / first present |
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| EWBC | East West Bancorp Inc | 2025-06-30 | Added / first present |
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| HLNE | Hamilton Lane Inc | 2025-06-30 | Added / first present |
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| JEF | Jefferies Financial Group Inc | 2025-06-30 | Added / first present |
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| JPM | JPMORGAN CHASE & CO. | 2025-06-30 | Added / first present |
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| KBR | KBR Inc | 2025-06-30 | Added / first present |
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| KKR | KKR & Co Inc | 2025-06-30 | Added / first present |
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| KNX | Knight-Swift Transportation Holdings Inc | 2025-06-30 | Added / first present |
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| MS | Morgan Stanley | 2025-06-30 | Added / first present |
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| QCOM | QUALCOMM Inc | 2025-06-30 | Added / first present |
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| RMD | ResMed Inc | 2025-06-30 | Added / first present |
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| RTX | RTX Corp | 2025-06-30 | Added / first present |
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| SBAC | SBA Communications Corp | 2025-06-30 | Added / first present |
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| SF | Stifel Financial Corp | 2025-06-30 | Added / first present |
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| STZ | Constellation Brands Inc | 2025-06-30 | Added / first present |
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| VRSK | Verisk Analytics Inc | 2025-06-30 | Added / first present |
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| VST | Vistra Corp | 2025-06-30 | Added / first present |
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| WTFC | Wintrust Financial Corp | 2025-06-30 | Added / first present |
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| DFS | Discover Financial Services | 2024-04-30 | Added / first present |
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| AWI | Armstrong World Industries Inc | 2024-04-30 | Added / first present |
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| BC | Brunswick Corp/DE | 2024-04-30 | Added / first present |
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| CE | Celanese Corp | 2024-04-30 | Added / first present |
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| DHI | DR Horton Inc | 2024-04-30 | Added / first present |
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| EVR | Evercore Inc | 2024-04-30 | Added / first present |
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| FIX | Comfort Systems USA Inc | 2024-04-30 | Added / first present |
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| GS | Goldman Sachs Group Inc/The | 2024-04-30 | Added / first present |
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| INVH | Invitation Homes Inc | 2024-04-30 | Added / first present |
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| J | Jacobs Solutions Inc | 2024-04-30 | Added / first present |
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| LIN | Linde PLC | 2024-04-30 | Added / first present |
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| NXPI | NXP Semiconductors NV | 2024-04-30 | Added / first present |
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| NYT | New York Times Co/The | 2024-04-30 | Added / first present |
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| OC | Owens Corning | 2024-04-30 | Added / first present |
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| PHM | PulteGroup Inc | 2024-04-30 | Added / first present |
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| PKG | Packaging Corp of America | 2024-04-30 | Added / first present |
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| PWR | Quanta Services Inc | 2024-04-30 | Added / first present |
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| RS | Reliance Inc | 2024-04-30 | Added / first present |
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| UFPI | UFP Industries Inc | 2024-04-30 | Added / first present |
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| WING | Wingstop Inc | 2024-04-30 | Added / first present |
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| WLK | Westlake Corp | 2024-04-30 | Added / first present |
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| WMB | Williams Cos Inc/The | 2024-04-30 | Added / first present |
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| WSM | Williams-Sonoma Inc | 2024-04-30 | Added / first present |
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| WTS | Watts Water Technologies Inc | 2024-04-30 | Added / first present |
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| XRAY | DENTSPLY SIRONA Inc | 2024-04-30 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
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| AMTM | Amentum Holdings Inc | 2025-09-30 | Removed / first absent |
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| DFS | Discover Financial Services | 2025-06-30 | Removed / first absent |
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| BC | Brunswick Corp/DE | 2025-06-30 | Removed / first absent |
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| CE | Celanese Corp | 2025-06-30 | Removed / first absent |
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| DHI | DR Horton Inc | 2025-06-30 | Removed / first absent |
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| INVH | Invitation Homes Inc | 2025-06-30 | Removed / first absent |
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| NXPI | NXP Semiconductors NV | 2025-06-30 | Removed / first absent |
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| PHM | PulteGroup Inc | 2025-06-30 | Removed / first absent |
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| PKG | Packaging Corp of America | 2025-06-30 | Removed / first absent |
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| RS | Reliance Inc | 2025-06-30 | Removed / first absent |
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| UFPI | UFP Industries Inc | 2025-06-30 | Removed / first absent |
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| WLK | Westlake Corp | 2025-06-30 | Removed / first absent |
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| WMB | Williams Cos Inc/The | 2025-06-30 | Removed / first absent |
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| XRAY | DENTSPLY SIRONA Inc | 2025-06-30 | Removed / first absent |
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| BF/B | BROWN FORMAN CORP | 2024-04-30 | Removed / first absent |
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| IPG | INTERPUBLIC GROUP COS INC | 2024-04-30 | Removed / first absent |
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| MMC | MARSH & MCLENNAN COS INC | 2026-03-31 | Removed / first absent |
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| NEP | NEXTERA ENERGY PARTNERS LP | 2024-04-30 | Removed / first absent |
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| PNM | PNM RES INC | 2024-04-30 | Removed / first absent |
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| LANC | LANCASTER COLONY CORP | 2025-09-30 | Removed / first absent |
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| AAPL | APPLE INC | 2025-06-30 | Removed / first absent |
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| AEE | AMEREN CORP | 2024-04-30 | Removed / first absent |
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| AEP | AMERICAN ELEC PWR CO INC | 2024-04-30 | Removed / first absent |
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| AES | AES CORP | 2024-04-30 | Removed / first absent |
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| AFL | AFLAC INC | 2024-04-30 | Removed / first absent |
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| AGCO | AGCO CORP | 2024-04-30 | Removed / first absent |
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| ASH | ASHLAND INC | 2025-06-30 | Removed / first absent |
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| ATO | ATMOS ENERGY CORP | 2024-04-30 | Removed / first absent |
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| BALL | BALL CORP | 2024-04-30 | Removed / first absent |
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| BAX | BAXTER INTL INC | 2024-04-30 | Removed / first absent |
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| BMY | BRISTOL-MYERS SQUIBB CO | 2024-04-30 | Removed / first absent |
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| CABO | CABLE ONE INC | 2024-04-30 | Removed / first absent |
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| CCI | CROWN CASTLE INC | 2025-06-30 | Removed / first absent |
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| CHD | CHURCH & DWIGHT CO INC | 2024-04-30 | Removed / first absent |
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| CLX | CLOROX CO DEL | 2024-04-30 | Removed / first absent |
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| CMS | CMS ENERGY CORP | 2024-04-30 | Removed / first absent |
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| COP | CONOCOPHILLIPS | 2024-04-30 | Removed / first absent |
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| CSCO | CISCO SYS INC | 2024-04-30 | Removed / first absent |
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| CVX | CHEVRON CORP NEW | 2024-04-30 | Removed / first absent |
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| CW | CURTISS WRIGHT CORP | 2025-06-30 | Removed / first absent |
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| DCI | DONALDSON INC | 2025-06-30 | Removed / first absent |
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| DDS | DILLARDS INC | 2025-06-30 | Removed / first absent |
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| DG | DOLLAR GEN CORP NEW | 2025-06-30 | Removed / first absent |
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| DGX | QUEST DIAGNOSTICS INC | 2025-06-30 | Removed / first absent |
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| DLR | DIGITAL RLTY TR INC | 2024-04-30 | Removed / first absent |
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| DOV | DOVER CORP | 2024-04-30 | Removed / first absent |
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| ECL | ECOLAB INC | 2024-04-30 | Removed / first absent |
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| ELV | ELEVANCE HEALTH INC | 2025-06-30 | Removed / first absent |
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| ES | EVERSOURCE ENERGY | 2024-04-30 | Removed / first absent |
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| ETN | EATON CORP PLC | 2024-04-30 | Removed / first absent |
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| EXR | EXTRA SPACE STORAGE INC | 2025-06-30 | Removed / first absent |
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| FBIN | FORTUNE BRANDS INNOVATIONS INC COM | 2024-04-30 | Removed / first absent |
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| FLO | FLOWERS FOODS INC | 2024-04-30 | Removed / first absent |
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| FMC | FMC CORP | 2024-04-30 | Removed / first absent |
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| GILD | GILEAD SCIENCES INC | 2024-04-30 | Removed / first absent |
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| GL | GLOBE LIFE INC | 2025-06-30 | Removed / first absent |
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| GLW | CORNING INC | 2024-04-30 | Removed / first absent |
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| GPC | GENUINE PARTS CO | 2025-06-30 | Removed / first absent |
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| HII | HUNTINGTON INGALLS INDS INC | 2025-06-30 | Removed / first absent |
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| HON | HONEYWELL INTL INC | 2025-06-30 | Removed / first absent |
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| HRL | HORMEL FOODS CORP | 2024-04-30 | Removed / first absent |
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| HUM | HUMANA INC | 2025-06-30 | Removed / first absent |
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| IDA | IDACORP INC | 2025-06-30 | Removed / first absent |
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| JNJ | JOHNSON & JOHNSON | 2025-06-30 | Removed / first absent |
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| LNT | ALLIANT ENERGY CORP | 2025-06-30 | Removed / first absent |
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| MDT | MEDTRONIC PLC | 2025-06-30 | Removed / first absent |
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| MSA | MSA SAFETY INC | 2024-04-30 | Removed / first absent |
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| NDSN | NORDSON CORP | 2025-06-30 | Removed / first absent |
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| NSC | NORFOLK SOUTHN CORP | 2025-06-30 | Removed / first absent |
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| NTAP | NETAPP INC | 2024-04-30 | Removed / first absent |
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| NXST | NEXSTAR MEDIA GROUP INC | 2024-04-30 | Removed / first absent |
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| OSK | OSHKOSH CORP | 2025-06-30 | Removed / first absent |
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| PFE | PFIZER INC | 2024-04-30 | Removed / first absent |
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| QCOM | QUALCOMM INC | 2024-04-30 | Removed / first absent |
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| ROK | ROCKWELL AUTOMATION INC | 2025-06-30 | Removed / first absent |
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| RRX | REGAL REXNORD CORPORATION | 2024-04-30 | Removed / first absent |
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| SIGI | SELECTIVE INS GROUP INC | 2025-06-30 | Removed / first absent |
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| SIRI | SIRIUS XM HOLDINGS INC | 2025-06-30 | Removed / first absent |
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| SJM | SMUCKER J M CO | 2024-04-30 | Removed / first absent |
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| SRE | SEMPRA | 2024-04-30 | Removed / first absent |
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| STZ | CONSTELLATION BRANDS INC | 2024-04-30 | Removed / first absent |
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| SUI | SUN CMNTYS INC | 2025-06-30 | Removed / first absent |
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| SWKS | SKYWORKS SOLUTIONS INC | 2025-06-30 | Removed / first absent |
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| SYY | SYSCO CORP | 2025-06-30 | Removed / first absent |
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| TGT | TARGET CORP | 2025-06-30 | Removed / first absent |
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| TRV | TRAVELERS COMPANIES INC | 2024-04-30 | Removed / first absent |
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| UPS | UNITED PARCEL SERVICE INC | 2025-06-30 | Removed / first absent |
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| VLTO | VERALTO CORP | 2024-04-30 | Removed / first absent |
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| WEC | WEC ENERGY GROUP INC | 2025-06-30 | Removed / first absent |
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| XEL | XCEL ENERGY INC | 2024-04-30 | Removed / first absent |
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