IHI 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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| 1XAVM26 | XAV HEALTH CARE JUN26 | 2026-03-31 | Added / first present |
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| XAKcM26 | XAK TECHNOLOGY JUN26 | 2026-03-31 | Added / first present |
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| ANGIODYNAMICS, INC. | ANGIODYNAMICS, INC. | 2025-12-31 | Added / first present |
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| 1XAVH26 | XAV HEALTH CARE MAR26 | 2025-12-31 | Added / first present |
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| XAKcH26 | XAK TECHNOLOGY MAR26 | 2025-12-31 | Added / first present |
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| IRadimed Corp | IRadimed Corp | 2025-09-30 | Added / first present |
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| Beta Bionics Inc | Beta Bionics Inc | 2025-09-30 | Added / first present |
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| 1XAVZ25 | XAV HEALTH CARE DEC25 | 2025-09-30 | Added / first present |
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| XAKcZ25 | XAK TECHNOLOGY DEC25 | 2025-09-30 | Added / first present |
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| 1XAVU25 | XAV HEALTH CARE SEP25 | 2025-06-30 | Added / first present |
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| XAKcU25 | XAK TECHNOLOGY SEP25 | 2025-06-30 | Added / first present |
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| SENSEONICS HOLDINGS, INC. | SENSEONICS HOLDINGS, INC. | 2025-03-31 | Added / first present |
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| 1XAVM25 | XAV HEALTH CARE JUN25 | 2025-03-31 | Added / first present |
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| XAKcM25 | XAK TECHNOLOGY JUN25 | 2025-03-31 | Added / first present |
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| Butterfly Network Inc | Butterfly Network Inc | 2024-12-31 | Added / first present |
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| 1XAVH25 | XAV HEALTH CARE MAR25 | 2024-12-31 | Added / first present |
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| XAKcH25 | XAK TECHNOLOGY MAR25 | 2024-12-31 | Added / first present |
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| 1XAVZ24 | XAV HEALTH CARE DEC24 | 2024-09-30 | Added / first present |
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| XAKcZ24 | XAK TECHNOLOGY DEC24 | 2024-09-30 | Added / first present |
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| 1XAVU24 | XAV HEALTH CARE SEP24 | 2024-06-30 | Added / first present |
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| XAKcU24 | XAK TECHNOLOGY SEP24 | 2024-06-30 | Added / first present |
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| 1XAVM24 | XAV HEALTH CARE JUN24 | 2024-03-31 | Added / first present |
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| XAKcM24 | XAK TECHNOLOGY JUN24 | 2024-03-31 | Added / first present |
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| ALPHATEC HOLDINGS, INC. | ALPHATEC HOLDINGS, INC. | 2023-12-31 | Added / first present |
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| IXCH4 | XAV HEALTH CARE MAR24 | 2023-12-31 | Added / first present |
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| IXTH4 | XAK TECHNOLOGY MAR24 | 2023-12-31 | Added / first present |
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| IXCZ3 | XAV HEALTH CARE DEC23 | 2023-09-30 | Added / first present |
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| IXTZ3 | XAK TECHNOLOGY DEC23 | 2023-09-30 | Added / first present |
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| SILK ROAD MEDICAL, INC. | SILK ROAD MEDICAL, INC. | 2023-06-30 | Added / first present |
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| IXCU3 | XAV HEALTH CARE SEP23 | 2023-06-30 | Added / first present |
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| IXTU3 | XAK TECHNOLOGY SEP23 | 2023-06-30 | Added / first present |
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| GE HEALTHCARE TECHNOLOGIES INC. | GE HEALTHCARE TECHNOLOGIES INC. | 2023-03-31 | Added / first present |
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| IXCM3 | XAV HEALTH CARE JUN23 | 2023-03-31 | Added / first present |
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| IXTM3 | XAK TECHNOLOGY JUN23 | 2023-03-31 | Added / first present |
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| PARAGON 28, INC. | PARAGON 28, INC. | 2022-12-31 | Added / first present |
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| IXCH3 | XAV HEALTH CARE MAR23 | 2022-12-31 | Added / first present |
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| IXTH3 | XAK TECHNOLOGY MAR23 | 2022-12-31 | Added / first present |
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| STERIS PUBLIC LIMITED COMPANY | STERIS PUBLIC LIMITED COMPANY | 2022-09-30 | Added / first present |
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| Inspire Medical Systems Inc | Inspire Medical Systems Inc | 2022-09-30 | Added / first present |
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| MEDTRONIC PUBLIC LIMITED COMPANY | MEDTRONIC PUBLIC LIMITED COMPANY | 2022-09-30 | Added / first present |
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| LIVANOVA PLC | LIVANOVA PLC | 2022-09-30 | Added / first present |
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| NOVOCURE LIMITED | NOVOCURE LIMITED | 2022-09-30 | Added / first present |
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| Treace Medical Concepts Inc | Treace Medical Concepts Inc | 2022-09-30 | Added / first present |
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| Procept Biorobotics Corp | Procept Biorobotics Corp | 2022-09-30 | Added / first present |
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| IXCZ2 | XAV HEALTH CARE DEC22 | 2022-09-30 | Added / first present |
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| IXTZ2 | XAK TECHNOLOGY DEC22 | 2022-09-30 | Added / first present |
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| Omnicell Inc | Omnicell Inc | 2022-06-30 | Added / first present |
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| Enovis Corp | Enovis Corp | 2022-06-30 | Added / first present |
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| QuidelOrtho Corp | QuidelOrtho Corp | 2022-06-30 | Added / first present |
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| Zimvie Inc | Zimvie Inc | 2022-03-31 | Added / first present |
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| SI-BONE Inc | SI-BONE Inc | 2021-12-31 | Added / first present |
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| Senseonics Holdings Inc | Senseonics Holdings Inc | 2021-12-31 | Added / first present |
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| Butterfly Network Inc | Butterfly Network Inc | 2021-09-30 | Added / first present |
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| SeaSpine Holdings Corp | SeaSpine Holdings Corp | 2021-06-30 | Added / first present |
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| ViewRay Inc | ViewRay Inc | 2021-03-31 | Added / first present |
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| TransMedics Group Inc | TransMedics Group Inc | 2021-03-31 | Added / first present |
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| Outset Medical Inc | Outset Medical Inc | 2021-03-31 | Added / first present |
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| Eargo Inc | Eargo Inc | 2021-03-31 | Added / first present |
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| Intersect ENT Inc | Intersect ENT Inc | 2020-12-31 | Added / first present |
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| Vapotherm Inc | Vapotherm Inc | 2020-09-30 | Added / first present |
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| Shockwave Medical Inc | Shockwave Medical Inc | 2020-09-30 | Added / first present |
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| Inari Medical Inc | Inari Medical Inc | 2020-09-30 | Added / first present |
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| Envista Holdings Corp | Envista Holdings Corp | 2020-06-30 | Added / first present |
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| GenMark Diagnostics Inc | GenMark Diagnostics Inc | 2020-06-30 | Added / first present |
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| Axonics Modulation Technologies Inc | Axonics Modulation Technologies Inc | 2020-06-30 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
|---|
| 1XAVH26 | XAV HEALTH CARE MAR26 | 2026-03-31 | Removed / first absent |
|---|
| XAKcH26 | XAK TECHNOLOGY MAR26 | 2026-03-31 | Removed / first absent |
|---|
| 1XAVZ25 | XAV HEALTH CARE DEC25 | 2025-12-31 | Removed / first absent |
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| XAKcZ25 | XAK TECHNOLOGY DEC25 | 2025-12-31 | Removed / first absent |
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| 1XAVU25 | XAV HEALTH CARE SEP25 | 2025-09-30 | Removed / first absent |
|---|
| XAKcU25 | XAK TECHNOLOGY SEP25 | 2025-09-30 | Removed / first absent |
|---|
| SENSEONICS HOLDINGS, INC. | SENSEONICS HOLDINGS, INC. | 2025-12-31 | Removed / first absent |
|---|
| 1XAVM25 | XAV HEALTH CARE JUN25 | 2025-06-30 | Removed / first absent |
|---|
| XAKcM25 | XAK TECHNOLOGY JUN25 | 2025-06-30 | Removed / first absent |
|---|
| 1XAVH25 | XAV HEALTH CARE MAR25 | 2025-03-31 | Removed / first absent |
|---|
| XAKcH25 | XAK TECHNOLOGY MAR25 | 2025-03-31 | Removed / first absent |
|---|
| 1XAVZ24 | XAV HEALTH CARE DEC24 | 2024-12-31 | Removed / first absent |
|---|
| XAKcZ24 | XAK TECHNOLOGY DEC24 | 2024-12-31 | Removed / first absent |
|---|
| 1XAVU24 | XAV HEALTH CARE SEP24 | 2024-09-30 | Removed / first absent |
|---|
| XAKcU24 | XAK TECHNOLOGY SEP24 | 2024-09-30 | Removed / first absent |
|---|
| 1XAVM24 | XAV HEALTH CARE JUN24 | 2024-06-30 | Removed / first absent |
|---|
| XAKcM24 | XAK TECHNOLOGY JUN24 | 2024-06-30 | Removed / first absent |
|---|
| IXCH4 | XAV HEALTH CARE MAR24 | 2024-03-31 | Removed / first absent |
|---|
| IXTH4 | XAK TECHNOLOGY MAR24 | 2024-03-31 | Removed / first absent |
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| IXCZ3 | XAV HEALTH CARE DEC23 | 2023-12-31 | Removed / first absent |
|---|
| IXTZ3 | XAK TECHNOLOGY DEC23 | 2023-12-31 | Removed / first absent |
|---|
| SILK ROAD MEDICAL, INC. | SILK ROAD MEDICAL, INC. | 2024-09-30 | Removed / first absent |
|---|
| IXCU3 | XAV HEALTH CARE SEP23 | 2023-09-30 | Removed / first absent |
|---|
| IXTU3 | XAK TECHNOLOGY SEP23 | 2023-09-30 | Removed / first absent |
|---|
| IXCM3 | XAV HEALTH CARE JUN23 | 2023-06-30 | Removed / first absent |
|---|
| IXTM3 | XAK TECHNOLOGY JUN23 | 2023-06-30 | Removed / first absent |
|---|
| PARAGON 28, INC. | PARAGON 28, INC. | 2025-06-30 | Removed / first absent |
|---|
| IXCH3 | XAV HEALTH CARE MAR23 | 2023-03-31 | Removed / first absent |
|---|
| IXTH3 | XAK TECHNOLOGY MAR23 | 2023-03-31 | Removed / first absent |
|---|
| Treace Medical Concepts Inc | Treace Medical Concepts Inc | 2025-12-31 | Removed / first absent |
|---|
| IXCZ2 | XAV HEALTH CARE DEC22 | 2022-12-31 | Removed / first absent |
|---|
| IXTZ2 | XAK TECHNOLOGY DEC22 | 2022-12-31 | Removed / first absent |
|---|
| Zimvie Inc | Zimvie Inc | 2022-12-31 | Removed / first absent |
|---|
| Senseonics Holdings Inc | Senseonics Holdings Inc | 2024-09-30 | Removed / first absent |
|---|
| Butterfly Network Inc | Butterfly Network Inc | 2023-12-31 | Removed / first absent |
|---|
| SeaSpine Holdings Corp | SeaSpine Holdings Corp | 2022-09-30 | Removed / first absent |
|---|
| ViewRay Inc | ViewRay Inc | 2023-06-30 | Removed / first absent |
|---|
| Outset Medical Inc | Outset Medical Inc | 2024-03-31 | Removed / first absent |
|---|
| Eargo Inc | Eargo Inc | 2021-12-31 | Removed / first absent |
|---|
| Intersect ENT Inc | Intersect ENT Inc | 2022-06-30 | Removed / first absent |
|---|
| Vapotherm Inc | Vapotherm Inc | 2022-06-30 | Removed / first absent |
|---|
| Shockwave Medical Inc | Shockwave Medical Inc | 2024-06-30 | Removed / first absent |
|---|
| Inari Medical Inc | Inari Medical Inc | 2025-03-31 | Removed / first absent |
|---|
| GenMark Diagnostics Inc | GenMark Diagnostics Inc | 2021-06-30 | Removed / first absent |
|---|
| Axonics Modulation Technologies Inc | Axonics Modulation Technologies Inc | 2024-12-31 | Removed / first absent |
|---|
| Chicago Mercantile Exchange | Chicago Mercantile Exchange | 2022-09-30 | Removed / first absent |
|---|
| Thermo Fisher Scientific Inc | Thermo Fisher Scientific Inc | 2023-09-30 | Removed / first absent |
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| Waters Corp | Waters Corp | 2023-09-30 | Removed / first absent |
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| Varian Medical Systems Inc | Varian Medical Systems Inc | 2021-06-30 | Removed / first absent |
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| Danaher Corp | Danaher Corp | 2021-12-31 | Removed / first absent |
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| ABIOMED Inc | ABIOMED Inc | 2022-12-31 | Removed / first absent |
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| Nevro Corp | Nevro Corp | 2024-09-30 | Removed / first absent |
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| Cardiovascular Systems Inc | Cardiovascular Systems Inc | 2023-06-30 | Removed / first absent |
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| Natus Medical Inc | Natus Medical Inc | 2022-09-30 | Removed / first absent |
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| NanoString Technologies Inc | NanoString Technologies Inc | 2023-09-30 | Removed / first absent |
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| Surmodics Inc | Surmodics Inc | 2025-12-31 | Removed / first absent |
|---|
| Heska Corp | Heska Corp | 2023-06-30 | Removed / first absent |
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| Hill-Rom Holdings Inc | Hill-Rom Holdings Inc | 2021-12-31 | Removed / first absent |
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| Bruker Corp | Bruker Corp | 2023-09-30 | Removed / first absent |
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| BioTelemetry Inc | BioTelemetry Inc | 2021-03-31 | Removed / first absent |
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| Mesa Laboratories Inc | Mesa Laboratories Inc | 2023-06-30 | Removed / first absent |
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| Tactile Systems Technology Inc | Tactile Systems Technology Inc | 2022-06-30 | Removed / first absent |
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| Inogen Inc | Inogen Inc | 2023-06-30 | Removed / first absent |
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| STAAR Surgical Co | STAAR Surgical Co | 2023-09-30 | Removed / first absent |
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| Cantel Medical Corp | Cantel Medical Corp | 2021-06-30 | Removed / first absent |
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| Bio-Rad Laboratories Inc | Bio-Rad Laboratories Inc | 2023-09-30 | Removed / first absent |
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| NuVasive Inc | NuVasive Inc | 2023-09-30 | Removed / first absent |
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| AngioDynamics Inc | AngioDynamics Inc | 2024-03-31 | Removed / first absent |
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| CryoPort Inc | CryoPort Inc | 2022-09-30 | Removed / first absent |
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