BNDX: how its history is extended
BNDX returns from its first trading day; earlier history from VTABX.
Kind
Backfill chain
Extended from
2013-06-05
Through
2026-08-18
Sources
BNDX → VTABX
Validation at each junction
| Real series | Stands in before it | Real data from | Overlap (years) | Monthly correlation | Return gap (pp/yr) | Gate |
|---|---|---|---|---|---|---|
| BNDX | VTABX | 2013-06-04 | 13.2 | 0.9934 | -0.057 | pass (bars: corr ≥ 0.9, |gap| ≤ 1.0pp) |
Figures on this page are computed from the data store when the page renders; the gate is re-checked every time an extension is used. Method: the lab's tracking standard, lab.data.chains.