Method
- Ranking
- Top Gappers Calendar default method: US-listed common stocks and common-stock ADRs, daily volume ≥ 1,000,000 shares, opening gap highest first
- HOD
- Highest 1-minute high from 04:00 ET to the extended close; time is the first minute at that high
- Evidence
- SEC EDGAR items (public domain) and Nasdaq halts stored by FennEdge, from the previous regular close (exclusive) to this regular close (inclusive), ET
- FESCI
- FennEdge Small-Cap Index v1; shown only when its archive holds this session
- Data retrieved
- Ranking stored
Prices are split-adjusted daily bars and may be restated. This is a retrospective page, not a point-in-time scanner.
Retrospective data built after the session from stored records, with links to the original sources. Not real-time, not investment advice and not a recommendation to buy or sell any security.
The full top 20, filters and every archived session are in the Top Gappers Calendar (Pro or Max). Open the Top Gappers Calendar