VIX on October 16: A 21.45% Rise Is Not a Stock-Market Return
VIX rose from 16.46 to 19.99 on October 16. A corrected review separates volatility-index changes, equity returns and regional trading sessions.
VIX rose from 16.46 to 19.99 on October 16. A corrected review separates volatility-index changes, equity returns and regional trading sessions.
The original article reported a 7.97% KOSPI fall. A dated retrospective with source-linked closing observations and transparent calculations.
The original KOSPI decline of 4.54% is corrected to 2.62% for October 8. A dated retrospective with source-linked closing observations and transparent calculations.
The earlier article called a live WTI quote a settlement and reported an incorrect 4.54% KOSPI decline. A dated retrospective with source-linked closing observations and transparent calculations.
The earlier report mixed live quotes with closing-language claims and used an incorrect KOSPI return. A dated retrospective with source-linked closing observations and transparent calculations.
The original KOSPI decline of 1.83% is corrected to 2.70%. A dated retrospective with source-linked closing observations and transparent calculations.
Historical review through 2026-09-16: How Did the Won and Yen Comparisons Differ? Source-linked daily data, a five-observation comparison and explicit corrections.
Historical review through 2026-09-11: Did the Gold Change Support a Record-High Claim? Source-linked daily data, a five-observation comparison and explicit corrections.
Historical review through 2026-09-10: How Different Were the Daily and Five-Session VIX Moves? Source-linked daily data, a five-observation comparison and explicit corrections.
Historical review through 2026-09-09: Did Oil and Gold Move Together Over Both Intervals? Source-linked daily data, a five-observation comparison and explicit corrections.