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ResMed Inc. (RMD) vs Aaa Corporate Bond Yield
Correlation
of % moves
-43%
In sync
of periods
41%
History
monthsmonths · through 2026-08
60
These move in the same direction about 41% of the time
Their swing sizes loosely mirror each other (~18% of the pattern is shared).
A real but noisy link — useful as context, risky as a standalone signal.
Both lines start at the same point — easy to compare when growth rates are similar.
What to Watch
Slipping tighter
The recent pattern is tighter than its long-run baseline — keep an eye on whether this sticks.
Aaa Corporate Bond Yield moves ~17 months before RMD
Watch Aaa Corporate Bond Yield for an early read on RMD.
Tighter in drawdowns
The relationship is stronger when both prices are falling than when both are rising — typical risk-off behaviour.
Flips between sync and inverse
Sometimes the two move together, sometimes opposite. Don't treat this as a stable signal.
Advanced
Statistics
In sync(i)
41%
Headline metric
Movement correlation(i)
-43%
Based on % moves
95% CI
-62% → -19%
Likely range of correlation
Pipeline
Pipeline Summary
60 paired data points survived the monthly window.
Raw input
1,253
1,292
Normalized
1,253
1,292
Prepared
61
1,292
Aligned
60
60
Invalid removed
R²(i)
18%
Variance explained
Significance
p < 0.001
Statistical confidence
Data points(i)
59
Thin
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: -18 to 18 months.
Selected shift
-17 months
Correlation at this shift
-48%
+5% stronger than no-shift baseline
Aaa Corporate Bond Yield shifted 17 months later. Reads: "Does ResMed Inc. (RMD) today line up with Aaa Corporate Bond Yield 17 months ago?"
42 overlapping points at this shift
Baseline
-43%
No-shift correlation, matching the main time-series chart above.
Peak shift
-17 months
-48%
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
-14%
13 periods · Return correlation when both series rose
Both Falling
-35%
11 periods · Return correlation when both series fell
Diverging
-66%
35 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
1,233
A: 1 / B: 1232
Series A
ResMed Inc. (RMD)
RMD
Stock · 1,253 raw → 61 prepared
Series B
Aaa Corporate Bond Yield
AAA
FRED · 1,292 raw → 1,292 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
10
Estimated crossover points between normalized spreads.
Slope
-0.2913
Linear regression slope.
Intercept
0.0132
Linear regression intercept.
Saved 4 months ago · ID: fred-aaa_stock-rmd_monthly_5y