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WTI Crude Oil vs Texas Capital Texas Oil Index ETF (OILT)
Correlation
of % moves
+64%
In sync
of periods
74%
History
daysdays · through 2026-09-15
680
These move in the same direction about 74% of the time
When one swings, the other often swings by a similar amount (~41% 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.
What to Watch
Unusual right now
Recently tighter than usual — the pair is behaving differently than its long-run pattern.
Holds in both up and down markets
The relationship is similar whether prices are rising or falling — reliable in both directions.
Rock solid
The relationship barely changes from period to period — treat it as a reliable signal.
Explore
Advanced
Statistics
In sync(i)
74%
Headline metric
Movement correlation(i)
+64%
Based on % moves
95% CI
+59% → +68%
Likely range of correlation
Pipeline
Pipeline Summary
680 paired data points survived the daily window.
Raw input
9,502
691
Normalized
9,502
691
Prepared
9,502
691
Aligned
680
680
Invalid removed
R²(i)
41%
Variance explained
Significance
p < 0.001
Statistical confidence
Data points(i)
679
Robust
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
+64%
No shift — both series at their actual dates.
679 overlapping points at this shift
Baseline
+64%
No-shift correlation, matching the main time-series chart above.
Peak shift
No shift
+64%
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
+63%
104 periods · Return correlation when both series rose
Both Falling
+56%
90 periods · Return correlation when both series fell
Diverging
-42%
49 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
8,833
A: 8822 / B: 11
Series A
WTI Crude Oil
DCOILWTICO
FRED · 9,502 raw → 9,502 prepared
Series B
Texas Capital Texas Oil Index ETF (OILT)
OILT
Stock · 691 raw → 691 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
29
Estimated crossover points between normalized spreads.
Slope
0.4473
Linear regression slope.
Intercept
0.0002
Linear regression intercept.
Saved 2 weeks ago · ID: fred-dcoilwtico_stock-oilt_daily_5y
Explore
Top 10 by absolute correlation
Ranked across both sides of this comparison using the same dense row format as the single-symbol correlations view.