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Sandisk Corporation Common Stock (SNDK) vs Real-time Sahm Rule Recession Indicator
Correlation
of % moves
+24%
In sync
of periods
33%
History
monthsmonths · through 2026-04
14
These move in the same direction about 33% of the time
Their swing sizes only faintly line up (~6% of the pattern is shared).
Roughly random — these don't track each other in a meaningful way.
On a log scale so equal % moves take equal vertical space — best when one series has grown much faster than the other.
Advanced
Statistics
In sync(i)
33.3%
Headline metric
Movement correlation(i)
+24%
Based on % moves
95% CI
-38% → +72%
Pipeline
Pipeline Summary
14 paired data points survived the monthly window.
Raw input
317
796
Normalized
317
796
Prepared
16
796
Aligned
14
14
Invalid removed
Likely range of correlation
R²(i)
5.9%
Variance explained
Significance
n.s.
Statistical confidence
Data points
14
Limited
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: -1 to 1 months.
Selected shift
No shift
Correlation at this shift
+24%
No shift — both series at their actual dates.
12 overlapping points at this shift
Baseline
+24%
No-shift correlation, matching the main time-series chart above.
Peak shift
No shift
+24%
A non-zero peak suggests one series lines up better when shifted against the other.
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
1 periods · Return correlation when both series fell
Diverging
-21%
9 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
784
A: 2 / B: 782
Series A
Sandisk Corporation Common Stock (SNDK)
SNDK
Stock · 317 raw → 16 prepared
Series B
Real-time Sahm Rule Recession Indicator
SAHMREALTIME
FRED · 796 raw → 796 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
0.2558
Linear regression slope.
Intercept
-0.1549
Linear regression intercept.
Saved 3 weeks ago · ID: fred-sahmrealtime_stock-sndk_monthly_5y