TXS 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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| Lexicon Pharmaceuticals Inc | Lexicon Pharmaceuticals Inc | 2026-03-31 | Added / first present |
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| Chart Industries Inc | Chart Industries Inc | 2026-03-31 | Added / first present |
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| W & T Offshore Inc. | W & T Offshore Inc. | 2026-03-31 | Added / first present |
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| Biglari Holdings Inc. | Biglari Holdings Inc. | 2026-03-31 | Added / first present |
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| Vaalco Energy Inc | Vaalco Energy Inc | 2026-03-31 | Added / first present |
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| Natural Gas Services Group Inc. | Natural Gas Services Group Inc. | 2026-03-31 | Added / first present |
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| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2026-03-31 | Added / first present |
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| ASP Isotopes Inc. | ASP Isotopes Inc. | 2026-03-31 | Added / first present |
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| Forte Biosciences Inc. | Forte Biosciences Inc. | 2026-03-31 | Added / first present |
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| Tss Inc. | Tss Inc. | 2026-03-31 | Added / first present |
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| Strive Inc. | Strive Inc. | 2026-03-31 | Added / first present |
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| Kratos Defense & Security Solutions, Inc. | Kratos Defense & Security Solutions, Inc. | 2025-12-31 | Added / first present |
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| iHeartMedia Inc | iHeartMedia Inc | 2025-12-31 | Added / first present |
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| Ennis Inc | Ennis Inc | 2025-12-31 | Added / first present |
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| Corvel Corp | Corvel Corp | 2025-12-31 | Added / first present |
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| CommScope Holding Co Inc. | CommScope Holding Co Inc. | 2025-12-31 | Added / first present |
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| Forum Energy Technologies Inc | Forum Energy Technologies Inc | 2025-12-31 | Added / first present |
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| T1 Energy Inc. | T1 Energy Inc. | 2025-12-31 | Added / first present |
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| Forward Air Corp. | Forward Air Corp. | 2025-12-31 | Added / first present |
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| Firefly Aerospace Inc. | Firefly Aerospace Inc. | 2025-12-31 | Added / first present |
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| Waterbridge Infrastructure LLC | Waterbridge Infrastructure LLC | 2025-12-31 | Added / first present |
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| Strive Inc. | Strive Inc. | 2025-12-31 | Added / first present |
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| Fermi Inc. | Fermi Inc. | 2025-12-31 | Added / first present |
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| Clear Channel Outdoor Holdings Inc. | Clear Channel Outdoor Holdings Inc. | 2025-09-30 | Added / first present |
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| Kosmos Energy Ltd | Kosmos Energy Ltd | 2025-09-30 | Added / first present |
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| Orthofix Medical Inc | Orthofix Medical Inc | 2025-09-30 | Added / first present |
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| Oil States International, Inc. | Oil States International, Inc. | 2025-09-30 | Added / first present |
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| Orion Group Holdings Inc | Orion Group Holdings Inc | 2025-09-30 | Added / first present |
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| United States Antimony Corp | United States Antimony Corp | 2025-09-30 | Added / first present |
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| Biglari Holdings Inc. | Biglari Holdings Inc. | 2025-09-30 | Added / first present |
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| Flex Ltd. | Flex Ltd. | 2025-09-30 | Added / first present |
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| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2025-09-30 | Added / first present |
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| Core Laboratories Inc | Core Laboratories Inc | 2025-09-30 | Added / first present |
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| TWFG Inc. | TWFG Inc. | 2025-09-30 | Added / first present |
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| MNTN Inc. | MNTN Inc. | 2025-09-30 | Added / first present |
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| Caris Life Sciences Inc. | Caris Life Sciences Inc. | 2025-09-30 | Added / first present |
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| Viper Energy Inc. | Viper Energy Inc. | 2025-09-30 | Added / first present |
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| Empery Digital Inc. | Empery Digital Inc. | 2025-09-30 | Added / first present |
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| Ambiq Micro Inc. | Ambiq Micro Inc. | 2025-09-30 | Added / first present |
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| Ennis Inc | Ennis Inc | 2025-06-30 | Added / first present |
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| Whitestone REIT | Whitestone REIT | 2025-06-30 | Added / first present |
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| Target Hospitality Corp | Target Hospitality Corp | 2025-06-30 | Added / first present |
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| Kimbell Royalty Partners Lp | Kimbell Royalty Partners Lp | 2025-06-30 | Added / first present |
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| Taysha Gene Therapies Inc. | Taysha Gene Therapies Inc. | 2025-06-30 | Added / first present |
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| Enhabit Inc | Enhabit Inc | 2025-06-30 | Added / first present |
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| Amentum Holdings, Inc. | Amentum Holdings, Inc. | 2025-06-30 | Added / first present |
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| Concentra Group Holdings Parent Inc | Concentra Group Holdings Parent Inc | 2025-06-30 | Added / first present |
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| Nutex Health Inc | Nutex Health Inc | 2025-06-30 | Added / first present |
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| Tss Inc. | Tss Inc. | 2025-06-30 | Added / first present |
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| Chevron Corp. | Chevron Corp. | 2025-03-31 | Added / first present |
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| Digital Turbine, Inc. | Digital Turbine, Inc. | 2025-03-31 | Added / first present |
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| Microvast Holdings Inc. | Microvast Holdings Inc. | 2025-03-31 | Added / first present |
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| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2025-03-31 | Added / first present |
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| Summit Midstream Corporation | Summit Midstream Corporation | 2025-03-31 | Added / first present |
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| Flowco Holdings Inc. | Flowco Holdings Inc. | 2025-03-31 | Added / first present |
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| Acuren Corporation | Acuren Corporation | 2025-03-31 | Added / first present |
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| Ennis Inc | Ennis Inc | 2024-12-31 | Added / first present |
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| Resources Connection Inc. | Resources Connection Inc. | 2024-12-31 | Added / first present |
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| Orion Group Holdings Inc | Orion Group Holdings Inc | 2024-12-31 | Added / first present |
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| AST SpaceMobile Inc. | AST SpaceMobile Inc. | 2024-12-31 | Added / first present |
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| FrontView REIT Inc | FrontView REIT Inc | 2024-12-31 | Added / first present |
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| Solaris Energy Infrastructure Inc | Solaris Energy Infrastructure Inc | 2024-09-30 | Added / first present |
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| Carriage Services, Inc. | Carriage Services, Inc. | 2024-09-30 | Added / first present |
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| Iteris Inc. | Iteris Inc. | 2024-09-30 | Added / first present |
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| Digital Turbine, Inc. | Digital Turbine, Inc. | 2024-09-30 | Added / first present |
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| TaskUs Inc | TaskUs Inc | 2024-09-30 | Added / first present |
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| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2024-09-30 | Added / first present |
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| Talen Energy Corporation | Talen Energy Corporation | 2024-09-30 | Added / first present |
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| Sable Offshore Corp | Sable Offshore Corp | 2024-09-30 | Added / first present |
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| Amentum Holdings, Inc. | Amentum Holdings, Inc. | 2024-09-30 | Added / first present |
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| LandBridge Company LLC | LandBridge Company LLC | 2024-09-30 | Added / first present |
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| Innovex International Inc. | Innovex International Inc. | 2024-09-30 | Added / first present |
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| TWFG Inc. | TWFG Inc. | 2024-09-30 | Added / first present |
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| DXP Enterprises Inc. | DXP Enterprises Inc. | 2024-06-30 | Added / first present |
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| Orion Group Holdings Inc | Orion Group Holdings Inc | 2024-06-30 | Added / first present |
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| Great Lakes Dredge & Dock Corporation | Great Lakes Dredge & Dock Corporation | 2024-06-30 | Added / first present |
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| Bristow Group Inc | Bristow Group Inc | 2024-06-30 | Added / first present |
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| Aris Water Solutions Inc | Aris Water Solutions Inc | 2024-06-30 | Added / first present |
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| Intuitive Machines Inc | Intuitive Machines Inc | 2024-06-30 | Added / first present |
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| Solaris Oilfield Infrastructure Inc | Solaris Oilfield Infrastructure Inc | 2024-03-31 | Added / first present |
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| Lexicon Pharmaceuticals Inc | Lexicon Pharmaceuticals Inc | 2024-03-31 | Added / first present |
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| Atrion Corp | Atrion Corp | 2024-03-31 | Added / first present |
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| United States Lime & Minerals Inc. | United States Lime & Minerals Inc. | 2024-03-31 | Added / first present |
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| Daseke Inc. | Daseke Inc. | 2024-03-31 | Added / first present |
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| Savara Inc | Savara Inc | 2024-03-31 | Added / first present |
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| IES Holdings Inc. | IES Holdings Inc. | 2024-03-31 | Added / first present |
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| Aviat Networks Inc. | Aviat Networks Inc. | 2024-03-31 | Added / first present |
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| Taysha Gene Therapies Inc. | Taysha Gene Therapies Inc. | 2024-03-31 | Added / first present |
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| Shattuck Labs Inc. | Shattuck Labs Inc. | 2024-03-31 | Added / first present |
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| P10 Inc | P10 Inc | 2024-03-31 | Added / first present |
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| Excelerate Energy Inc. | Excelerate Energy Inc. | 2024-03-31 | Added / first present |
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| Core Scientific Inc | Core Scientific Inc | 2024-03-31 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
|---|
| Strive Inc. | Strive Inc. | 2026-03-31 | Removed / first absent |
|---|
| Biglari Holdings Inc. | Biglari Holdings Inc. | 2026-03-31 | Removed / first absent |
|---|
| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2025-12-31 | Removed / first absent |
|---|
| Empery Digital Inc. | Empery Digital Inc. | 2025-12-31 | Removed / first absent |
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| Ennis Inc | Ennis Inc | 2025-09-30 | Removed / first absent |
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| Whitestone REIT | Whitestone REIT | 2025-09-30 | Removed / first absent |
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| Amentum Holdings, Inc. | Amentum Holdings, Inc. | 2025-09-30 | Removed / first absent |
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| Tss Inc. | Tss Inc. | 2025-12-31 | Removed / first absent |
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| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2025-06-30 | Removed / first absent |
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| Summit Midstream Corporation | Summit Midstream Corporation | 2025-09-30 | Removed / first absent |
|---|
| Acuren Corporation | Acuren Corporation | 2025-12-31 | Removed / first absent |
|---|
| Ennis Inc | Ennis Inc | 2025-03-31 | Removed / first absent |
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| Resources Connection Inc. | Resources Connection Inc. | 2025-03-31 | Removed / first absent |
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| Orion Group Holdings Inc | Orion Group Holdings Inc | 2025-03-31 | Removed / first absent |
|---|
| FrontView REIT Inc | FrontView REIT Inc | 2025-06-30 | Removed / first absent |
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| Iteris Inc. | Iteris Inc. | 2024-12-31 | Removed / first absent |
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| Digital Turbine, Inc. | Digital Turbine, Inc. | 2024-12-31 | Removed / first absent |
|---|
| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2024-12-31 | Removed / first absent |
|---|
| Amentum Holdings, Inc. | Amentum Holdings, Inc. | 2024-12-31 | Removed / first absent |
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| TWFG Inc. | TWFG Inc. | 2025-06-30 | Removed / first absent |
|---|
| Orion Group Holdings Inc | Orion Group Holdings Inc | 2024-09-30 | Removed / first absent |
|---|
| Aris Water Solutions Inc | Aris Water Solutions Inc | 2025-12-31 | Removed / first absent |
|---|
| Solaris Oilfield Infrastructure Inc | Solaris Oilfield Infrastructure Inc | 2024-06-30 | Removed / first absent |
|---|
| Lexicon Pharmaceuticals Inc | Lexicon Pharmaceuticals Inc | 2024-12-31 | Removed / first absent |
|---|
| Atrion Corp | Atrion Corp | 2024-09-30 | Removed / first absent |
|---|
| Daseke Inc. | Daseke Inc. | 2024-06-30 | Removed / first absent |
|---|
| Savara Inc | Savara Inc | 2025-12-31 | Removed / first absent |
|---|
| Aviat Networks Inc. | Aviat Networks Inc. | 2024-09-30 | Removed / first absent |
|---|
| Taysha Gene Therapies Inc. | Taysha Gene Therapies Inc. | 2025-03-31 | Removed / first absent |
|---|
| Shattuck Labs Inc. | Shattuck Labs Inc. | 2024-09-30 | Removed / first absent |
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| Core Scientific Inc | Core Scientific Inc | 2025-06-30 | Removed / first absent |
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| Southwestern Energy Company | Southwestern Energy Company | 2024-12-31 | Removed / first absent |
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| Pioneer Natural Resources Company | Pioneer Natural Resources Company | 2024-06-30 | Removed / first absent |
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| Comerica Incorporated | Comerica Incorporated | 2026-03-31 | Removed / first absent |
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| Marathon Oil Corporation | Marathon Oil Corporation | 2024-12-31 | Removed / first absent |
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| Six Flags Entertainment Corp. | Six Flags Entertainment Corp. | 2024-09-30 | Removed / first absent |
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| Spirit Realty Capital Inc | Spirit Realty Capital Inc | 2024-03-31 | Removed / first absent |
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| Independent Bank Group Inc | Independent Bank Group Inc | 2025-03-31 | Removed / first absent |
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| Berry Corp. | Berry Corp. | 2025-06-30 | Removed / first absent |
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| Clear Channel Outdoor Holdings Inc New | Clear Channel Outdoor Holdings Inc New | 2024-09-30 | Removed / first absent |
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| Dril Quip Inc | Dril Quip Inc | 2024-09-30 | Removed / first absent |
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| Encore Wire Corp | Encore Wire Corp | 2024-09-30 | Removed / first absent |
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| Veritex Hldgs Inc | Veritex Hldgs Inc | 2025-12-31 | Removed / first absent |
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| MRC Global Inc | MRC Global Inc | 2025-12-31 | Removed / first absent |
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| Green Dot Corp | Green Dot Corp | 2025-03-31 | Removed / first absent |
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| US Silica Holdings Inc | US Silica Holdings Inc | 2024-09-30 | Removed / first absent |
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| Whitestone REIT | Whitestone REIT | 2025-03-31 | Removed / first absent |
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| RCI Hospitality Holdings Inc. | RCI Hospitality Holdings Inc. | 2025-06-30 | Removed / first absent |
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| National Western Life Group Inc. | National Western Life Group Inc. | 2024-09-30 | Removed / first absent |
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| Oil States International, Inc. | Oil States International, Inc. | 2025-03-31 | Removed / first absent |
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| Chuys Holdings Inc | Chuys Holdings Inc | 2024-12-31 | Removed / first absent |
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| W & T Offshore Inc. | W & T Offshore Inc. | 2024-06-30 | Removed / first absent |
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| Silverbow Resources Inc. | Silverbow Resources Inc. | 2024-09-30 | Removed / first absent |
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| Mr Cooper Group Inc | Mr Cooper Group Inc | 2025-12-31 | Removed / first absent |
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| PROS Holdings Inc. | PROS Holdings Inc. | 2025-12-31 | Removed / first absent |
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| Sunnova Energy International Inc. | Sunnova Energy International Inc. | 2025-03-31 | Removed / first absent |
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| Vaalco Energy Inc | Vaalco Energy Inc | 2025-12-31 | Removed / first absent |
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| Digital Turbine, Inc. | Digital Turbine, Inc. | 2024-06-30 | Removed / first absent |
|---|
| Vertex Energy Inc. | Vertex Energy Inc. | 2024-03-31 | Removed / first absent |
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| Target Hospitality Corp | Target Hospitality Corp | 2025-03-31 | Removed / first absent |
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| Cassava Sciences Inc | Cassava Sciences Inc | 2024-12-31 | Removed / first absent |
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| ChampionX Corporation | ChampionX Corporation | 2025-09-30 | Removed / first absent |
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| Callon Petroleum Company | Callon Petroleum Company | 2024-06-30 | Removed / first absent |
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| Open Lending Corporation | Open Lending Corporation | 2024-06-30 | Removed / first absent |
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| BigCommerce Holdings Inc | BigCommerce Holdings Inc | 2026-03-31 | Removed / first absent |
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| Thryv Holdings Inc. | Thryv Holdings Inc. | 2025-12-31 | Removed / first absent |
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| Agilon Health Inc | Agilon Health Inc | 2025-09-30 | Removed / first absent |
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| E2open Parent Holdings Inc | E2open Parent Holdings Inc | 2025-09-30 | Removed / first absent |
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| Diamond Offshore Drilling, Inc. | Diamond Offshore Drilling, Inc. | 2024-09-30 | Removed / first absent |
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| Frontier Communications Parent Inc | Frontier Communications Parent Inc | 2026-03-31 | Removed / first absent |
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| AST SpaceMobile Inc. | AST SpaceMobile Inc. | 2024-09-30 | Removed / first absent |
|---|
| TaskUs Inc | TaskUs Inc | 2024-03-31 | Removed / first absent |
|---|
| Solarwinds Corporation | Solarwinds Corporation | 2025-06-30 | Removed / first absent |
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| Microvast Holdings Inc. | Microvast Holdings Inc. | 2024-03-31 | Removed / first absent |
|---|
| European Wax Center Inc | European Wax Center Inc | 2024-09-30 | Removed / first absent |
|---|
| Evolv Technologies Holdings Inc. | Evolv Technologies Holdings Inc. | 2024-12-31 | Removed / first absent |
|---|
| Enhabit Inc | Enhabit Inc | 2025-03-31 | Removed / first absent |
|---|
| Granite Ridge Resources Inc | Granite Ridge Resources Inc | 2024-06-30 | Removed / first absent |
|---|
| Viper Energy Inc. | Viper Energy Inc. | 2025-09-30 | Removed / first absent |
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| SAVAW | N/A | 2024-03-31 | Removed / first absent |
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