All factors
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CFO resignation

πŸ‘” Leadership
β–Ό Usually bearish

The finance chief departs, especially suddenly or without a successor.

Typical size

3-12%, larger when unexplained

Timeframe

Immediate; lingers until results are clean

Evidence

0 logged events

Why it moves the price

The CFO signs off on the numbers. An unexplained exit raises the perceived probability of an accounting problem, which widens the risk premium investors demand.

What separates a good call from a naive one

A planned retirement with a named internal successor is usually a non-event. The damaging version is sudden, effective-immediately, with vague language or clustered with an auditor change or a delayed filing β€” that combination is a serious red flag.

Measured impact

Not enough evidence yet

Every logged event is measured against real closing prices: the move from the close before the event, compared with the S&P 500 over the same window.

Next day

Not measured yet

After 1 week

Not measured yet

After 1 month

Not measured yet

Textbook view:β–Ό Usually bearishtypically 3-12%, larger when unexplained

No measured verdict yet β€” 0 events logged. Three or more are needed before the data says anything useful.

The evidence (0)

Every row is a real event, measured against actual closing prices.

No events logged yet. Add the first one β€” the price impact gets measured automatically.

Measured from historical closing prices. Past reactions do not guarantee future ones. Not financial advice.