Dataset inspection
M7_SP500_STATIC_20260924_V1
STATIC_SNAPSHOT · 503 symbols
Survivorship and selection bias. This is not historical point-in-time index membership.
Retrieved 2026-09-24; source revision 1375923233 (2026-09-20T22:18:13Z). Retrieval date is not the source effective date.
September21,2026 rebalance: BE/P/ILMN present; TAP/TTD/BLDR absent. Not a full licensed membership certification.
- Original development
- 8
- Expansion research
- 397
- Sealed cross-sectional validation
- 98 · SEALED
Sealed outcomes are unavailable. This is not an untouched temporal holdout.
Research uses Massive provider daily aggregate OHLC, not regular-session execution prices. PRE_BREAKOUT_V1 remains frozen.
Completed non-sealed research
ORIGINAL_DEVELOPMENT · d1c231ed-508d-4f44-9ff0-afc05069e390
EXPANSION_RESEARCH · ec34ffd7-c2e5-4cfb-9e9c-079d3fcaeeba
EXPANSION_RESEARCH · 3e3de5c6-e76b-4b71-a945-5e8a2047c251
EXPANSION_RESEARCH · 3386dc21-0b73-440c-850e-e16d8c511859
Ingestion progress
complete · 10 / 10 symbols · resumes 0
complete · 503 / 503 symbols · resumes 0
complete · 10 / 10 symbols · resumes 0
complete · 50 / 50 symbols · resumes 0
complete · 10 / 10 symbols · resumes 0
complete · 10 / 10 symbols · resumes 0
complete · 2 / 2 symbols · resumes 0
Data coverage
Non-sealed symbols 351–400. Expected 766 exchange sessions. Coverage is operational metadata, not signal performance.
| Symbol | Stored sessions | Missing | Revisions |
|---|---|---|---|
| TMUS | 766 | 0 | 0 |
| TRGP | 766 | 0 | 0 |
| TRMB | 766 | 0 | 0 |
| TROW | 766 | 0 | 0 |
| TSLA | 766 | 0 | 181 |
| TSN | 766 | 0 | 0 |
| TT | 766 | 0 | 0 |
| TTWO | 766 | 0 | 0 |
| TXN | 766 | 0 | 0 |
| TXT | 766 | 0 | 0 |
| TYL | 766 | 0 | 0 |
| UAL | 766 | 0 | 0 |
| UBER | 766 | 0 | 0 |
| UDR | 766 | 0 | 0 |
| UHS | 766 | 0 | 0 |
| ULTA | 766 | 0 | 0 |
| UNH | 766 | 0 | 0 |
| UNP | 766 | 0 | 0 |
| UPS | 766 | 0 | 0 |
| USB | 766 | 0 | 0 |
| V | 766 | 0 | 0 |
| VEEV | 766 | 0 | 0 |
| VICI | 766 | 0 | 0 |
| VLO | 766 | 0 | 0 |
| VLTO | 746 | 20 | 0 |
| VMC | 766 | 0 | 0 |
| VMRK | 25 | 741 | 0 |
| VRSN | 766 | 0 | 0 |
| VRT | 766 | 0 | 0 |
| VRTX | 766 | 0 | 0 |
| VST | 766 | 0 | 0 |
| VTR | 766 | 0 | 0 |
| VTRS | 766 | 0 | 0 |
| WAB | 766 | 0 | 0 |
| WAT | 766 | 0 | 0 |
| WBD | 766 | 0 | 0 |
| WDAY | 766 | 0 | 0 |
| WDC | 766 | 0 | 0 |
| WEC | 766 | 0 | 0 |
| WELL | 766 | 0 | 0 |
| WM | 766 | 0 | 0 |
| WMB | 766 | 0 | 0 |
| WMT | 766 | 0 | 0 |
| WSM | 766 | 0 | 0 |
| WST | 766 | 0 | 0 |
| WY | 766 | 0 | 0 |
| WYNN | 766 | 0 | 0 |
| XEL | 766 | 0 | 0 |
| XOM | 766 | 0 | 0 |
| XYL | 766 | 0 | 0 |