{
  "created_at": "2026-11-06T11:42:36.338582+00:00",
  "calendar": "union observed CN trading dates, anchored to Tencent510300;1942sessions",
  "primary": "Tencent unadjusted closes plus explicit dividends/split normalization; Yahoo secondary",
  "symbols": {
    "510300.SS": {
      "tencent_missing": [],
      "yahoo_missing": [
        "2019-04-29",
        "2019-04-30",
        "2025-10-24"
      ],
      "crosscheck_relative_mismatch_over_0_3pct": {},
      "dividends_in_period": {
        "2018-01-23": 0.046,
        "2019-01-16": 0.059,
        "2019-12-11": 0.062,
        "2021-01-18": 0.072,
        "2022-01-19": 0.075,
        "2023-01-16": 0.064,
        "2024-01-18": 0.069,
        "2025-06-18": 0.088
      }
    },
    "513100.SS": {
      "tencent_missing": [
        "2022-01-13"
      ],
      "yahoo_missing": [
        "2019-04-29",
        "2019-04-30"
      ],
      "crosscheck_relative_mismatch_over_0_3pct": {
        "2024-01-15": {
          "tencent": 1.227,
          "yahoo": 1.218999981880188,
          "relative": 0.006562771319711391
        },
        "2025-10-24": {
          "tencent": 1.902,
          "yahoo": 1.7979999780654907,
          "relative": 0.057842059623607556
        }
      },
      "dividends_in_period": {}
    },
    "159941.SZ": {
      "tencent_missing": [],
      "yahoo_missing": [
        "2019-04-29",
        "2019-04-30"
      ],
      "crosscheck_relative_mismatch_over_0_3pct": {
        "2018-05-30": {
          "tencent": 0.3655,
          "yahoo": 0.36800000071525574,
          "relative": 0.006793480191295331
        },
        "2020-04-22": {
          "tencent": 0.4855,
          "yahoo": 0.4869999885559082,
          "relative": 0.0030800587087406184
        },
        "2020-07-16": {
          "tencent": 0.53,
          "yahoo": 0.5734999775886536,
          "relative": 0.07585000747786286
        },
        "2020-09-30": {
          "tencent": 0.651,
          "yahoo": 0.6485000252723694,
          "relative": 0.003855010994919583
        },
        "2022-07-04": {
          "tencent": 0.596,
          "yahoo": 2.384000062942505,
          "relative": 0.7500000066005141
        },
        "2025-10-24": {
          "tencent": 1.43,
          "yahoo": 1.350100040435791,
          "relative": 0.059180769699420654
        }
      },
      "dividends_in_period": {}
    },
    "511260.SS": {
      "tencent_missing": [
        "2018-08-17"
      ],
      "yahoo_missing": [
        "2019-04-29",
        "2019-04-30",
        "2025-10-24"
      ],
      "crosscheck_relative_mismatch_over_0_3pct": {
        "2018-08-07": {
          "tencent": 103.26,
          "yahoo": 103.68900299072266,
          "relative": 0.004137401058442403
        }
      },
      "dividends_in_period": {
        "2025-09-23": 1.36,
        "2025-12-26": 0.833
      }
    },
    "518880.SS": {
      "tencent_missing": [],
      "yahoo_missing": [
        "2019-04-29",
        "2019-04-30",
        "2025-10-24"
      ],
      "crosscheck_relative_mismatch_over_0_3pct": {
        "2024-01-15": {
          "tencent": 4.673,
          "yahoo": 4.645999908447266,
          "relative": 0.005811470530518781
        }
      },
      "dividends_in_period": {}
    },
    "511880.SS": {
      "dividends": {
        "2018-12-28": 3.503,
        "2019-12-31": 2.519,
        "2020-12-31": 2.015,
        "2021-12-31": 2.142,
        "2022-12-30": 1.717,
        "2023-12-29": 1.783,
        "2024-12-31": 1.5521,
        "2025-12-31": 1.1553
      },
      "dividend_vs_tencent_additive_adjustment_max_error": 0.0003000000000130676,
      "yahoo": "HTTP200 but zero bars; unusable",
      "warning": "Tencent cash subtraction qfq is NOT compounded total return; rebuilt from raw + cash dividends; ideal ex-day reinvestment, not settlement-aware ledger"
    }
  },
  "repairs": [
    {
      "symbol": "513100.SS",
      "date": "2022-01-13",
      "value": 1.0384000539779663,
      "source": "Yahoo close",
      "reason": "Tencent missing; valuation only on 513100 split suspension2022-01-13; no trade allowed there"
    },
    {
      "symbol": "511260.SS",
      "date": "2018-08-17",
      "value": 102.6050033569336,
      "source": "Yahoo close",
      "reason": "Tencent missing; Yahoo observed close used for valuation; no portfolio trades on this day"
    }
  ]
}