Source: ISA verified dataset (SD-5 release) · as of 2026-10-09 · dataset v1.0.0 · N = 134 (dividend events for this name)

CMS — Dividend History

Dividend record for CMS over the certified span 1973-04-13 to 2026-08-07. Drift is measured from the ex-date. The yield figure is the median trailing yield across the span; special dividends are counted separately and excluded from it.

N = 134 dividend events

Regular dividends 133
Special dividends 1
Initiations 1
Increases 27
Decreases 1
Resumptions 2
Suspensions (inferred) 0
Median trailing yield (N = 94) 3.66%
Span 1973-04-13 to 2026-08-07

Drift after the ex-date (all regular dividends)

HorizonFinished higherMedian moveN counted
1 sessions32.33%-0.54%133
5 sessions37.59%-0.91%133
20 sessions68.42%1.62%133
60 sessions72.73%5.72%132
120 sessions41.22%-6.51%131

Drift after the ex-date (dividend increases)

HorizonFinished higherMedian moveN counted
1 sessions44.44%-0.08%27
5 sessions44.44%-0.13%27
20 sessions77.78%1.62%27
60 sessions77.78%5.72%27
120 sessions51.85%5.51%27

Historical base rates, hit-rates, and medians describe past empirical distributions only and do not constitute investment advice or a prediction of future price or earnings outcomes.

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Source: ISA verified dataset (SD-5 release) · as of 2026-10-09 · dataset v1.0.0 · N = 134 (dividend events for this name)