Largest Negative One-Day Changes for IAG

How does IAG usually behave after a large single-day down move in the stock price?

Using the 12 largest single-day down moves over the last 3 years in IAG stock, the average move was -10.3% with the single largest daily move of -13.8% occurring on 4-Apr-2025. The following day, IAG stock price averaged -0.1% losses, with up moves more frequent than down moves. The stock was up 58% of the time in that period one day after these significant moves. Earnings dates have been excluded from this analysis.

Catalysts

5 of the moves coincided with a company-issued press release.

1 Week After

The following week, IAG stock price averaged +2.5% gains, with up moves more frequent than down moves across 12 observations. The stock was up 58% of the time in that period one week following these significant moves.