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IndicatorsEquity Markets20-Year and Longer Treasury Bond ETF (TLT)

20-Year and Longer Treasury Bond ETF (TLT)

Polygon.io·Daily·USD
Catalog indexedStored official dataUpdated this weekStale cache · 7h agoContractual

Source:Polygon.io·TLT

TLT aggregate data via Polygon.io

20-Year and Longer Treasury Bond ETF (TLT) was $84.7 on May 22, 2026, higher by $0.46 (+0.5%) from the prior observation. Charted from daily observations in usd.

Series variants

Source and measurement

No alternates
Country
Latest84.68
MoM+0.55%
YoY+0.32%
10Y Avg89.80
Latest observationMay 22, 2026
Model surprise-0.02

Timeframe

Value transform

Version overlay

Chart appearance

Overlays & outputGlobal bandsAuto Y
Axis & export

20-Year and Longer Treasury Bond ETF (TLT) time series chart. Showing observations from May 15, 2024 to May 22, 2026. Latest value $84.7.

Min83.02
Mean89.80
Max101.33
Latest observationMay 22, 2026

Source evidence

Tier 4 - nice to haveLong-tail adapter not yet curated; treat as nice-to-have until compliance + capability profiles land.Action: needs compliance entry
Source noteProvider health
SourcePolygon.io
Polygon
Native keyProvider-native identifier used to reconcile this country/provider series.
TLT
FreshnessDisplayed as stored official data.Official values served from the platform's stored snapshot while live refresh is unavailable or not included for this access level.Fetched: May 26, 2026.Latest observation flag: Estimated.
Stored official data
HistoryThis provider currently exposes only the latest published values in Macro by Mark.Historical revision or snapshot history is not available for this provider. The platform shows current published values only.
Current only
ReuseCommercial use: contract required.Redistribution: contract required.This is contractual market data. Do not treat it like official reusable macro data.Source: Polygon (TLT). Accessed 2026-05-26.
Contract required

Research notes

59 · Caution
ComparabilitySeasonal-adjustment status needs attention: Prefer same-adjustment comparisons, or transform to year-over-year changes before cross-series comparison.Provider comparability note: Check provider dimensions, units, and methodological notes before using this series as a model input.Revision evidence is not a full historical vintage archive: Use this as current-value or captured-forward evidence unless the series is explicitly labelled source-native vintage.
3 notes
QualitySource authority: 72/100. Source kind is classified as licensed market data.Methodology completeness: 100/100. 100% of core provider, geography, unit, frequency, citation, and revision fields are populated.Timeliness and freshness: 52/100. 507 observations available; latest observation 2026-05-22; platform fetch 2026-05-26T09:45:44.645Z; release status market; data status fallbackRevision and vintage depth: 35/100. This provider currently exposes only the latest published values in Macro by Mark.
1/6 strong
Citation20-Year and Longer Treasury Bond ETF (TLT) (Polygon: TLT, World, retrieved May 26, 2026)
Retrieved May 26, 2026

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Browse all Equity Markets indicatorsAdjacent concepts across providers and countries.View Polygon catalogFilter the discovery catalog by this provider.
Series details, provenance, and revision toolsMetadata, release notes, revision history, and related series.

Series details

SourcePolygon.io
CategoryEquity Markets
FrequencyDaily
UnitUSD
Latest observationMay 22, 2026
Platform last fetchMay 26, 2026
Transformslevel, mom, index 100
About this series

TLT aggregate data via Polygon.io

GeographyAggregate geography only

Aggregates

World