QQQ 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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| Walmart Inc. | Walmart Inc. | 2026-03-31 | Added / first present |
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| FERROVIAL SE | FERROVIAL SE | 2026-03-31 | Added / first present |
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| NQM6 | N/A | 2026-03-31 | Added / first present |
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| Western Digital Corp. | Western Digital Corp. | 2025-12-31 | Added / first present |
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| Alnylam Pharmaceuticals, Inc. | Alnylam Pharmaceuticals, Inc. | 2025-12-31 | Added / first present |
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| Monolithic Power Systems, Inc. | Monolithic Power Systems, Inc. | 2025-12-31 | Added / first present |
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| Insmed Inc. | Insmed Inc. | 2025-12-31 | Added / first present |
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| Seagate Technology Holdings PLC | Seagate Technology Holdings PLC | 2025-12-31 | Added / first present |
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| Ferrovial SE | Ferrovial SE | 2025-12-31 | Added / first present |
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| Thomson Reuters Corp. | Thomson Reuters Corp. | 2025-09-30 | Added / first present |
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| Shopify Inc. | Shopify Inc. | 2025-06-30 | Added / first present |
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| Axon Enterprise, Inc. | Axon Enterprise, Inc. | 2024-12-31 | Added / first present |
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| MicroStrategy Inc. | MicroStrategy Inc. | 2024-12-31 | Added / first present |
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| Palantir Technologies Inc. | Palantir Technologies Inc. | 2024-12-31 | Added / first present |
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| AppLovin Corp. | AppLovin Corp. | 2024-12-31 | Added / first present |
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| Lam Research Corp. | Lam Research Corp. | 2024-12-31 | Added / first present |
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| Super Micro Computer, Inc. | Super Micro Computer, Inc. | 2024-09-30 | Added / first present |
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| Arm Holdings PLC | Arm Holdings PLC | 2024-06-30 | Added / first present |
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| GRAIL Inc. | GRAIL Inc. | 2024-06-30 | Added / first present |
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| Linde PLC | Linde PLC | 2024-03-31 | Added / first present |
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| CDW Corp. | CDW Corp. | 2023-12-31 | Added / first present |
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| Roper Technologies, Inc. | Roper Technologies, Inc. | 2023-12-31 | Added / first present |
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| Splunk Inc. | Splunk Inc. | 2023-12-31 | Added / first present |
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| Take-Two Interactive Software, Inc. | Take-Two Interactive Software, Inc. | 2023-12-31 | Added / first present |
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| MongoDB, Inc. | MongoDB, Inc. | 2023-12-31 | Added / first present |
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| Coca-Cola Europacific Partners PLC | Coca-Cola Europacific Partners PLC | 2023-12-31 | Added / first present |
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| DoorDash, Inc. | DoorDash, Inc. | 2023-12-31 | Added / first present |
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| Trade Desk, Inc. (The) | Trade Desk, Inc. (The) | 2023-09-30 | Added / first present |
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| ON Semiconductor Corp. | ON Semiconductor Corp. | 2023-06-30 | Added / first present |
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| GE HealthCare Technologies Inc. | GE HealthCare Technologies Inc. | 2023-06-30 | Added / first present |
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| CoStar Group, Inc. | CoStar Group, Inc. | 2022-12-31 | Added / first present |
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| Diamondback Energy, Inc. | Diamondback Energy, Inc. | 2022-12-31 | Added / first present |
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| Baker Hughes Co. | Baker Hughes Co. | 2022-12-31 | Added / first present |
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| Enphase Energy, Inc. | Enphase Energy, Inc. | 2022-12-31 | Added / first present |
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| Rivian Automotive, Inc. | Rivian Automotive, Inc. | 2022-12-31 | Added / first present |
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| GLOBALFOUNDRIES Inc. | GLOBALFOUNDRIES Inc. | 2022-12-31 | Added / first present |
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| Warner Bros. Discovery, Inc. | Warner Bros. Discovery, Inc. | 2022-12-31 | Added / first present |
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| Atlassian Corp. | Atlassian Corp. | 2022-12-31 | Added / first present |
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| Old Dominion Freight Line, Inc. | Old Dominion Freight Line, Inc. | 2022-03-31 | Added / first present |
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| AstraZeneca PLC | AstraZeneca PLC | 2022-03-31 | Added / first present |
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| Constellation Energy Corp. | Constellation Energy Corp. | 2022-03-31 | Added / first present |
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| Fortinet, Inc. | Fortinet, Inc. | 2021-12-31 | Added / first present |
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| Palo Alto Networks, Inc. | Palo Alto Networks, Inc. | 2021-12-31 | Added / first present |
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| Zscaler, Inc. | Zscaler, Inc. | 2021-12-31 | Added / first present |
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| Datadog, Inc. | Datadog, Inc. | 2021-12-31 | Added / first present |
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| Airbnb, Inc. | Airbnb, Inc. | 2021-12-31 | Added / first present |
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| Lucid Group, Inc. | Lucid Group, Inc. | 2021-12-31 | Added / first present |
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| Honeywell International, Inc. | Honeywell International, Inc. | 2021-09-30 | Added / first present |
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| Crowdstrike Holdings, Inc. | Crowdstrike Holdings, Inc. | 2021-09-30 | Added / first present |
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| Marvell Technology, Inc. | Marvell Technology, Inc. | 2021-06-30 | Added / first present |
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| American Electric Power Co., Inc. | American Electric Power Co., Inc. | 2020-12-31 | Added / first present |
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| Okta, Inc. | Okta, Inc. | 2020-12-31 | Added / first present |
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| Keurig Dr Pepper, Inc. | Keurig Dr Pepper, Inc. | 2020-12-31 | Added / first present |
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| Atlassian Corp. PLC | Atlassian Corp. PLC | 2020-12-31 | Added / first present |
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| Peloton Interactive, Inc. | Peloton Interactive, Inc. | 2020-12-31 | Added / first present |
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| Marvell Technology Group Ltd. | Marvell Technology Group Ltd. | 2020-12-31 | Added / first present |
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| Match Group, Inc. | Match Group, Inc. | 2020-12-31 | Added / first present |
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| Seagen, Inc. | Seagen, Inc. | 2020-12-31 | Added / first present |
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| Pinduoduo, Inc. | Pinduoduo, Inc. | 2020-09-30 | Added / first present |
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| Moderna, Inc. | Moderna, Inc. | 2020-09-30 | Added / first present |
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| DexCom, Inc. | DexCom, Inc. | 2020-06-30 | Added / first present |
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| DocuSign Inc | DocuSign Inc | 2020-06-30 | Added / first present |
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| Zoom Video Communications, Inc. | Zoom Video Communications, Inc. | 2020-06-30 | Added / first present |
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| Exelon Corp. | Exelon Corp. | 2019-12-31 | Added / first present |
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| CDW Corp. | CDW Corp. | 2019-12-31 | Added / first present |
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| ANSYS, Inc. | ANSYS, Inc. | 2019-12-31 | Added / first present |
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| Copart, Inc. | Copart, Inc. | 2019-12-31 | Added / first present |
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| CoStar Group, Inc. | CoStar Group, Inc. | 2019-12-31 | Added / first present |
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| Splunk, Inc. | Splunk, Inc. | 2019-12-31 | Added / first present |
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| Seattle Genetics, Inc. | Seattle Genetics, Inc. | 2019-12-31 | Added / first present |
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| Trip.com Group Ltd. | Trip.com Group Ltd. | 2019-12-31 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
|---|
| Ferrovial SE | Ferrovial SE | 2026-03-31 | Removed / first absent |
|---|
| Super Micro Computer, Inc. | Super Micro Computer, Inc. | 2024-12-31 | Removed / first absent |
|---|
| GRAIL Inc. | GRAIL Inc. | 2024-09-30 | Removed / first absent |
|---|
| CDW Corp. | CDW Corp. | 2025-12-31 | Removed / first absent |
|---|
| Splunk Inc. | Splunk Inc. | 2024-03-31 | Removed / first absent |
|---|
| MongoDB, Inc. | MongoDB, Inc. | 2025-06-30 | Removed / first absent |
|---|
| Trade Desk, Inc. (The) | Trade Desk, Inc. (The) | 2025-12-31 | Removed / first absent |
|---|
| ON Semiconductor Corp. | ON Semiconductor Corp. | 2025-12-31 | Removed / first absent |
|---|
| Enphase Energy, Inc. | Enphase Energy, Inc. | 2023-12-31 | Removed / first absent |
|---|
| Rivian Automotive, Inc. | Rivian Automotive, Inc. | 2023-06-30 | Removed / first absent |
|---|
| GLOBALFOUNDRIES Inc. | GLOBALFOUNDRIES Inc. | 2025-12-31 | Removed / first absent |
|---|
| AstraZeneca PLC | AstraZeneca PLC | 2026-03-31 | Removed / first absent |
|---|
| Lucid Group, Inc. | Lucid Group, Inc. | 2023-12-31 | Removed / first absent |
|---|
| Okta, Inc. | Okta, Inc. | 2022-12-31 | Removed / first absent |
|---|
| Atlassian Corp. PLC | Atlassian Corp. PLC | 2022-12-31 | Removed / first absent |
|---|
| Peloton Interactive, Inc. | Peloton Interactive, Inc. | 2022-03-31 | Removed / first absent |
|---|
| Marvell Technology Group Ltd. | Marvell Technology Group Ltd. | 2021-06-30 | Removed / first absent |
|---|
| Match Group, Inc. | Match Group, Inc. | 2022-12-31 | Removed / first absent |
|---|
| Seagen, Inc. | Seagen, Inc. | 2023-12-31 | Removed / first absent |
|---|
| Moderna, Inc. | Moderna, Inc. | 2024-12-31 | Removed / first absent |
|---|
| DocuSign Inc | DocuSign Inc | 2022-12-31 | Removed / first absent |
|---|
| Zoom Video Communications, Inc. | Zoom Video Communications, Inc. | 2023-12-31 | Removed / first absent |
|---|
| CDW Corp. | CDW Corp. | 2021-12-31 | Removed / first absent |
|---|
| ANSYS, Inc. | ANSYS, Inc. | 2025-09-30 | Removed / first absent |
|---|
| CoStar Group, Inc. | CoStar Group, Inc. | 2020-09-30 | Removed / first absent |
|---|
| Splunk, Inc. | Splunk, Inc. | 2022-12-31 | Removed / first absent |
|---|
| Seattle Genetics, Inc. | Seattle Genetics, Inc. | 2020-12-31 | Removed / first absent |
|---|
| Trip.com Group Ltd. | Trip.com Group Ltd. | 2021-12-31 | Removed / first absent |
|---|
| Baidu, Inc. | Baidu, Inc. | 2022-12-31 | Removed / first absent |
|---|
| JD.Com, Inc. | JD.Com, Inc. | 2023-12-31 | Removed / first absent |
|---|
| NetEase, Inc. | NetEase, Inc. | 2022-12-31 | Removed / first absent |
|---|
| Ctrip.com International, Ltd. | Ctrip.com International, Ltd. | 2019-12-31 | Removed / first absent |
|---|
| Fiserv, Inc. | Fiserv, Inc. | 2023-06-30 | Removed / first absent |
|---|
| Align Technology, Inc. | Align Technology, Inc. | 2023-12-31 | Removed / first absent |
|---|
| Walgreens Boots Alliance, Inc. | Walgreens Boots Alliance, Inc. | 2024-09-30 | Removed / first absent |
|---|
| NetApp, Inc. | NetApp, Inc. | 2020-09-30 | Removed / first absent |
|---|
| Lam Research Corp. | Lam Research Corp. | 2024-12-31 | Removed / first absent |
|---|
| Biogen, Inc. | Biogen, Inc. | 2025-12-31 | Removed / first absent |
|---|
| Wynn Resorts, Ltd. | Wynn Resorts, Ltd. | 2019-12-31 | Removed / first absent |
|---|
| Xilinx, Inc. | Xilinx, Inc. | 2022-03-31 | Removed / first absent |
|---|
| Lululemon Athletica, Inc. | Lululemon Athletica, Inc. | 2025-12-31 | Removed / first absent |
|---|
| Cerner Corp. | Cerner Corp. | 2021-12-31 | Removed / first absent |
|---|
| Skyworks Solutions, Inc. | Skyworks Solutions, Inc. | 2022-12-31 | Removed / first absent |
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| Maxim Integrated Products, Inc. | Maxim Integrated Products, Inc. | 2021-09-30 | Removed / first absent |
|---|
| Ulta Beauty, Inc. | Ulta Beauty, Inc. | 2020-12-31 | Removed / first absent |
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| Henry Schein, Inc. | Henry Schein, Inc. | 2019-12-31 | Removed / first absent |
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| J.B. Hunt Transport Services, Inc. | J.B. Hunt Transport Services, Inc. | 2019-12-31 | Removed / first absent |
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| United Airlines Holdings, Inc. | United Airlines Holdings, Inc. | 2020-06-30 | Removed / first absent |
|---|
| Celgene Corp. | Celgene Corp. | 2019-12-31 | Removed / first absent |
|---|
| Illumina, Inc. | Illumina, Inc. | 2024-12-31 | Removed / first absent |
|---|
| Activision Blizzard, Inc. | Activision Blizzard, Inc. | 2023-09-30 | Removed / first absent |
|---|
| VeriSign, Inc. | VeriSign, Inc. | 2022-12-31 | Removed / first absent |
|---|
| eBay, Inc. | eBay, Inc. | 2023-12-31 | Removed / first absent |
|---|
| Dollar Tree, Inc. | Dollar Tree, Inc. | 2024-12-31 | Removed / first absent |
|---|
| Alexion Pharmaceuticals, Inc. | Alexion Pharmaceuticals, Inc. | 2021-09-30 | Removed / first absent |
|---|
| Citrix Systems, Inc. | Citrix Systems, Inc. | 2020-12-31 | Removed / first absent |
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| Incyte Corp. | Incyte Corp. | 2021-12-31 | Removed / first absent |
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| Fox Corp. | Fox Corp. | 2021-12-31 | Removed / first absent |
|---|
| Expedia Group, Inc. | Expedia Group, Inc. | 2020-12-31 | Removed / first absent |
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| Take-Two Interactive Software, Inc. | Take-Two Interactive Software, Inc. | 2020-12-31 | Removed / first absent |
|---|
| Sirius XM Holdings, Inc. | Sirius XM Holdings, Inc. | 2024-06-30 | Removed / first absent |
|---|
| BioMarin Pharmaceutical, Inc. | BioMarin Pharmaceutical, Inc. | 2020-12-31 | Removed / first absent |
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| Symantec Corp. | Symantec Corp. | 2019-12-31 | Removed / first absent |
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| Western Digital Corp. | Western Digital Corp. | 2020-12-31 | Removed / first absent |
|---|
| Hasbro, Inc. | Hasbro, Inc. | 2019-12-31 | Removed / first absent |
|---|
| Fox Corp. | Fox Corp. | 2021-12-31 | Removed / first absent |
|---|
| Willis Towers Watson PLC | Willis Towers Watson PLC | 2020-06-30 | Removed / first absent |
|---|
| American Airlines Group, Inc. | American Airlines Group, Inc. | 2020-06-30 | Removed / first absent |
|---|
| Mylan N.V. | Mylan N.V. | 2019-12-31 | Removed / first absent |
|---|
| Liberty Global PLC | Liberty Global PLC | 2020-12-31 | Removed / first absent |
|---|
| Check Point Software Technologies Ltd. | Check Point Software Technologies Ltd. | 2021-12-31 | Removed / first absent |
|---|
| Liberty Global PLC | Liberty Global PLC | 2020-12-31 | Removed / first absent |
|---|