BYLD 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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| iShares Trust | iShares Trust | 2025-10-31 | Added / first present |
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| iShares Trust | iShares Trust | 2025-10-31 | Added / first present |
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| iShares GNMA Bond ETF | iShares GNMA Bond ETF | 2025-10-31 | Added / first present |
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| iShares Trust | iShares Trust | 2025-04-30 | Added / first present |
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| iShares Trust | iShares Trust | 2025-01-31 | Added / first present |
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| iShares Trust | iShares Trust | 2025-01-31 | Added / first present |
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| iShares Trust | iShares Trust | 2025-01-31 | Added / first present |
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| iShares Trust | iShares Trust | 2025-01-31 | Added / first present |
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| iShares Trust | iShares Trust | 2025-01-31 | Added / first present |
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| iShares Trust | iShares Trust | 2025-01-31 | Added / first present |
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| iShares Trust | iShares Trust | 2024-07-31 | Added / first present |
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| iShares Trust | iShares Trust | 2024-07-31 | Added / first present |
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| iShares Trust | iShares Trust | 2024-07-31 | Added / first present |
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| iShares, Inc. | iShares, Inc. | 2024-07-31 | Added / first present |
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| iShares Trust | iShares Trust | 2024-07-31 | Added / first present |
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| iShares Trust | iShares Trust | 2024-07-31 | Added / first present |
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| iShares Trust | iShares Trust | 2023-07-31 | Added / first present |
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| iShares Trust | iShares Trust | 2023-07-31 | Added / first present |
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| iShares Trust | iShares Trust | 2023-01-31 | Added / first present |
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| iShares Trust | iShares Trust | 2022-10-31 | Added / first present |
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| iShares 10+ Year Investment Grade Corporate Bond ETF | iShares 10+ Year Investment Grade Corporate Bond ETF | 2022-04-30 | Added / first present |
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| iShares 10-20 Year Treasury Bond ETF | iShares 10-20 Year Treasury Bond ETF | 2022-04-30 | Added / first present |
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| iShares 3-7 Year Treasury Bond ETF | iShares 3-7 Year Treasury Bond ETF | 2022-01-31 | Added / first present |
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| iShares 5-10 Year Investment Grade Corporate Bond ETF | iShares 5-10 Year Investment Grade Corporate Bond ETF | 2022-01-31 | Added / first present |
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| iShares 10+ Year Investment Grade Corporate Bond ETF | iShares 10+ Year Investment Grade Corporate Bond ETF | 2021-10-31 | Added / first present |
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| iShares 5-10 Year Investment Grade Corporate Bond ETF | iShares 5-10 Year Investment Grade Corporate Bond ETF | 2021-07-31 | Added / first present |
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| iShares 7-10 Year Treasury Bond ETF | iShares 7-10 Year Treasury Bond ETF | 2021-04-30 | Added / first present |
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| iShares Broad USD High Yield Corporate Bond ETF | iShares Broad USD High Yield Corporate Bond ETF | 2020-10-31 | Added / first present |
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| iShares Short-Term Corporate Bond ETF | iShares Short-Term Corporate Bond ETF | 2020-07-31 | Added / first present |
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| iShares Agency Bond ETF | iShares Agency Bond ETF | 2020-07-31 | Added / first present |
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| iShares 10-20 Year Treasury Bond ETF | iShares 10-20 Year Treasury Bond ETF | 2020-07-31 | Added / first present |
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| iShares Floating Rate Bond ETF | iShares Floating Rate Bond ETF | 2020-04-30 | Added / first present |
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| iShares 1-3 Year Treasury Bond ETF | iShares 1-3 Year Treasury Bond ETF | 2020-04-30 | Added / first present |
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| iShares Agency Bond ETF | iShares Agency Bond ETF | 2020-01-31 | Added / first present |
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Removals
| Ticker | Issuer | Observed date | Change |
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| iShares Trust | iShares Trust | 2025-10-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2025-10-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2025-10-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2025-01-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2025-01-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2024-10-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2024-10-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2024-07-31 | Removed / first absent |
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| iShares Trust | iShares Trust | 2023-07-31 | Removed / first absent |
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| iShares 10+ Year Investment Grade Corporate Bond ETF | iShares 10+ Year Investment Grade Corporate Bond ETF | 2022-07-31 | Removed / first absent |
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| iShares 10-20 Year Treasury Bond ETF | iShares 10-20 Year Treasury Bond ETF | 2022-07-31 | Removed / first absent |
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| iShares 3-7 Year Treasury Bond ETF | iShares 3-7 Year Treasury Bond ETF | 2022-10-31 | Removed / first absent |
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| iShares 5-10 Year Investment Grade Corporate Bond ETF | iShares 5-10 Year Investment Grade Corporate Bond ETF | 2023-07-31 | Removed / first absent |
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| iShares 10+ Year Investment Grade Corporate Bond ETF | iShares 10+ Year Investment Grade Corporate Bond ETF | 2022-01-31 | Removed / first absent |
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| iShares 5-10 Year Investment Grade Corporate Bond ETF | iShares 5-10 Year Investment Grade Corporate Bond ETF | 2021-10-31 | Removed / first absent |
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| iShares 7-10 Year Treasury Bond ETF | iShares 7-10 Year Treasury Bond ETF | 2022-07-31 | Removed / first absent |
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| iShares Broad USD High Yield Corporate Bond ETF | iShares Broad USD High Yield Corporate Bond ETF | 2021-01-31 | Removed / first absent |
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| iShares Short-Term Corporate Bond ETF | iShares Short-Term Corporate Bond ETF | 2024-07-31 | Removed / first absent |
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| iShares Agency Bond ETF | iShares Agency Bond ETF | 2021-04-30 | Removed / first absent |
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| iShares 10-20 Year Treasury Bond ETF | iShares 10-20 Year Treasury Bond ETF | 2021-07-31 | Removed / first absent |
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| iShares Floating Rate Bond ETF | iShares Floating Rate Bond ETF | 2020-10-31 | Removed / first absent |
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| iShares 1-3 Year Treasury Bond ETF | iShares 1-3 Year Treasury Bond ETF | 2021-04-30 | Removed / first absent |
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| iShares Agency Bond ETF | iShares Agency Bond ETF | 2020-04-30 | Removed / first absent |
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| iShares JP Morgan USD Emerging Markets Bond ETF | iShares JP Morgan USD Emerging Markets Bond ETF | 2024-07-31 | Removed / first absent |
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| iShares MBS ETF | iShares MBS ETF | 2024-07-31 | Removed / first absent |
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| iShares Long-Term Corporate Bond ETF | iShares Long-Term Corporate Bond ETF | 2020-07-31 | Removed / first absent |
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| iShares 3-7 Year Treasury Bond ETF | iShares 3-7 Year Treasury Bond ETF | 2020-01-31 | Removed / first absent |
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| iShares Intermediate-Term Corporate Bond ETF | iShares Intermediate-Term Corporate Bond ETF | 2020-04-30 | Removed / first absent |
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| iShares iBoxx High Yield Corporate Bond ETF | iShares iBoxx High Yield Corporate Bond ETF | 2024-07-31 | Removed / first absent |
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| iShares Floating Rate Bond ETF | iShares Floating Rate Bond ETF | 2020-01-31 | Removed / first absent |
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| iShares Short Treasury Bond ETF | iShares Short Treasury Bond ETF | 2020-01-31 | Removed / first absent |
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| iShares 1-3 Year Treasury Bond ETF | iShares 1-3 Year Treasury Bond ETF | 2020-01-31 | Removed / first absent |
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