Yahoo's 2026 event-feed change (capitalGain events dropped for some funds; no events at all for terminated tickers) can wipe good event history on re-download. Defense in depth: - overrides/event-backup/: last-known-good copy of every dividend/ capitalGain file (8,192 files, 58 MB); refresh with scripts/backup_events.py after each dump update - data.py event_file(): frozen > data-root (while populated) > backup; used by panel reads, verify_official, and the double-listing scanner - README: capital-gain files are mutual-fund-only in this dump; Yahoo has no LT/ST split (tax.py taxes capg at lt_rate; the per-fund split would come from fund-company annual tax statements or commercial feeds) - tests: exact Timestamp .loc keys (pandas 3.x string matching returns a Series on large DatetimeIndex)
2.3 KiB
2.3 KiB
| 1 | Date | Dividends |
|---|---|---|
| 2 | 2008-12-11 | 0.370000 |
| 3 | 2001-06-27 | 0.125000 |
| 4 | 2009-06-25 | 0.040000 |
| 5 | 1991-10-30 | 0.044000 |
| 6 | 2019-09-26 | 0.039000 |
| 7 | 2022-12-15 | 0.423000 |
| 8 | 1999-06-25 | 0.131000 |
| 9 | 2009-12-10 | 0.114000 |
| 10 | 2021-03-25 | 0.056000 |
| 11 | 1992-12-28 | 0.198000 |
| 12 | 1991-01-28 | 0.030000 |
| 13 | 1994-12-28 | 0.007000 |
| 14 | 1998-06-26 | 0.167000 |
| 15 | 2011-06-23 | 0.040000 |
| 16 | 2012-09-25 | 0.031000 |
| 17 | 2021-09-23 | 0.045000 |
| 18 | 1990-12-28 | 0.094000 |
| 19 | 2014-09-25 | 0.065000 |
| 20 | 2016-09-27 | 0.029000 |
| 21 | 1994-06-28 | 0.095000 |
| 22 | 2014-12-11 | 0.336000 |
| 23 | 2026-03-26 | 0.053000 |
| 24 | 2003-06-26 | 0.120000 |
| 25 | 2007-12-11 | 1.276000 |
| 26 | 2008-06-26 | 0.111000 |
| 27 | 2014-03-27 | 0.039000 |
| 28 | 2015-09-28 | 0.001000 |
| 29 | 2017-06-28 | 0.091000 |
| 30 | 2007-03-28 | 0.052000 |
| 31 | 2005-12-15 | 1.180000 |
| 32 | 2012-03-22 | 0.030000 |
| 33 | 2006-09-27 | 0.044000 |
| 34 | 2006-03-29 | 0.035000 |
| 35 | 2004-06-28 | 0.160000 |
| 36 | 2025-06-26 | 0.136000 |
| 37 | 2011-09-27 | 0.105000 |
| 38 | 2000-12-18 | 1.199000 |
| 39 | 2013-06-26 | 0.034000 |
| 40 | 1996-06-26 | 0.170000 |
| 41 | 1998-12-17 | 1.180000 |
| 42 | 2013-03-27 | 0.028000 |
| 43 | 2018-09-26 | 0.055000 |
| 44 | 2010-12-09 | 0.215000 |
| 45 | 1996-12-23 | 0.675000 |
| 46 | 2007-06-27 | 0.053000 |
| 47 | 2010-04-30 | 0.037000 |
| 48 | 1992-03-31 | 0.080000 |
| 49 | 2014-06-26 | 0.080000 |
| 50 | 2025-09-25 | 0.094000 |
| 51 | 2010-03-25 | 0.040000 |
| 52 | 2008-09-25 | 0.111000 |
| 53 | 2013-09-25 | 0.027000 |
| 54 | 2020-03-26 | 0.051000 |
| 55 | 2003-12-17 | 0.252000 |
| 56 | 2000-06-28 | 0.130000 |
| 57 | 2010-09-28 | 0.060000 |
| 58 | 2016-06-28 | 0.032000 |
| 59 | 2017-09-27 | 0.065000 |
| 60 | 2020-06-25 | 0.052000 |
| 61 | 2023-09-21 | 0.065000 |
| 62 | 1995-12-27 | 0.465000 |
| 63 | 2017-12-21 | 0.297000 |
| 64 | 2018-06-27 | 0.117000 |
| 65 | 2018-12-20 | 0.324000 |
| 66 | 2020-09-24 | 0.056000 |
| 67 | 1999-12-17 | 1.142000 |
| 68 | 2007-09-26 | 0.122000 |
| 69 | 2016-03-29 | 0.004000 |
| 70 | 1992-09-30 | 0.090000 |
| 71 | 2002-12-17 | 0.124000 |
| 72 | 2012-12-11 | 0.134000 |
| 73 | 2015-03-26 | 0.005000 |
| 74 | 2026-06-25 | 0.105000 |
| 75 | 1991-04-30 | 0.080000 |
| 76 | 2008-03-27 | 0.111000 |
| 77 | 2019-03-27 | 0.031000 |
| 78 | 2006-12-07 | 1.128000 |
| 79 | 1997-12-23 | 0.934000 |
| 80 | 2024-06-25 | 0.062000 |
| 81 | 1995-06-28 | 0.077000 |
| 82 | 2009-09-28 | 0.025000 |
| 83 | 2012-06-26 | 0.051000 |
| 84 | 2019-12-19 | 0.636000 |
| 85 | 2020-12-17 | 1.194000 |
| 86 | 2021-12-16 | 1.714000 |
| 87 | 2023-06-22 | 0.075000 |
| 88 | 2024-09-26 | 0.063000 |
| 89 | 2002-06-26 | 0.079000 |
| 90 | 1997-06-26 | 0.136000 |
| 91 | 2009-03-26 | 0.040000 |
| 92 | 2011-12-08 | 0.185000 |
| 93 | 2016-12-13 | 0.118000 |
| 94 | 1993-06-28 | 0.084000 |
| 95 | 2001-12-17 | 0.034000 |
| 96 | 2011-03-24 | 0.040000 |
| 97 | 2015-12-10 | 0.661000 |
| 98 | 1993-12-28 | 0.160000 |
| 99 | 2019-06-26 | 0.108000 |
| 100 | 2023-12-14 | 0.463000 |
| 101 | 2025-03-25 | 0.037000 |
| 102 | 1993-09-28 | 0.060000 |
| 103 | 2005-06-28 | 0.170000 |
| 104 | 2006-06-28 | 0.071000 |
| 105 | 2010-06-24 | 0.040000 |
| 106 | 2018-03-27 | 0.048000 |
| 107 | 2004-12-16 | 1.437000 |
| 108 | 2021-06-24 | 0.086000 |
| 109 | 2024-03-26 | 0.061000 |
| 110 | 2024-12-12 | 1.270000 |
| 111 | 1993-03-29 | 0.110000 |
| 112 | 1994-03-29 | 0.105000 |
| 113 | 2013-12-10 | 0.207000 |
| 114 | 2023-03-23 | 0.024000 |
| 115 | 2025-12-11 | 1.228000 |
| 116 | 1991-07-30 | 0.080000 |
| 117 | 1992-06-30 | 0.090000 |