Loading market view
Loading market view
Loading correlations
iShares 20+ Year Treasury Bond ETF (TLT) vs Baa Corporate Bond Yield
Correlation
of % moves
-89%
In sync
of periods
10%
History
daysdays · through 2026-07-02
1,242
These move in the same direction about 10% of the time
When one swings, the other almost always swings by a closely matched amount in the opposite direction (~79% of the pattern is shared).
Strong enough to use as a signal — check the stability and regime notes below before relying on it.
Both lines start at the same point — easy to compare when growth rates are similar.
Advanced
Statistics
In sync(i)
10%
Headline metric
Movement correlation(i)
-89%
Based on % moves
95% CI
N/A
Pipeline
Pipeline Summary
1,242 paired data points survived the daily window.
Raw input
1,254
10,161
Normalized
1,254
10,161
Prepared
1,254
10,161
Aligned
1,242
1,242
Invalid removed
Likely range
R²(i)
79%
Variance explained
Significance
N/A
Statistical confidence
Data points(i)
1,241
Deep
Time-Shifted Correlation
See how correlation changes when one series is offset in time. A taller bar at a non-zero shift means the two move together better when one leads the other — that's a potential lead/lag signal.
Correlation by shift
Click a bar to inspect. Range: -6 to 6 days.
Selected shift
No shift
Correlation at this shift
-89%
No shift — both series at their actual dates.
1,241 overlapping points at this shift
Baseline
-89%
No-shift correlation, matching the main time-series chart above.
Peak shift
No shift
-89%
A non-zero peak suggests one series lines up better when shifted against the other.
Stability
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
Do They Crash Together?
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
N/A
2 periods · Return correlation when both series rose
Both Falling
N/A
3 periods · Return correlation when both series fell
Diverging
-94%
140 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
8,931
A: 12 / B: 8919
Series A
iShares 20+ Year Treasury Bond ETF (TLT)
TLT
Stock · 1,254 raw → 1,254 prepared
Series B
Baa Corporate Bond Yield
DBAA
FRED · 10,161 raw → 10,161 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
21
Estimated crossover points between normalized spreads.
Slope
-0.9241
Linear regression slope.
Intercept
0.0001
Linear regression intercept.
Saved 3 months ago · ID: fred-dbaa_stock-tlt_daily_5y