Ivolution Research Journal · Inconclusive report

Pre-holiday drift (session before an exchange holiday)

The trading session immediately before an exchange holiday carries a higher close-to-close return than a matched non-pre-holiday baseline.

CAL-12 · v1·Inconclusive·Established literature·Calendar

Cite as: CAL-12: Pre-holiday drift (session before an exchange holiday). Ivolution Research Journal.

Publication status

The completed study did not produce decisive evidence for or against the hypothesis. It is not citable as an edge.

The abstract and product-safe scope metadata are public. Methodology, falsification, limitations, citations, and governed results for CAL-12 are available to Terminal + AI members.

Symbols

Not explicitly scoped

Regimes

Aggregate · Positive gamma · pin · Positive gamma · drift · Negative gamma · trend · Negative gamma · chop · Event day

Horizons

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CAL-12: Pre-holiday drift (session before an exchange holiday) — Ivolution Research Journal