Largest Positive Opening Gaps for AAPL

How does AAPL usually behave after a large gap-up move?

Using the 12 largest gap-up moves over the last 3 years in AAPL stock, the average move was +3.2% with the single largest opening gap of +6.7% occurring on 14-Apr-2025. The following day, AAPL stock price averaged +2.6% gains, with up moves more frequent than down moves. The stock was up 75% of the time in that period one day after these significant gaps. Earnings dates have been excluded from this analysis.

Catalysts

5 of AAPL's 12 largest moves corresponded with a large gap up in the overall market. 5 of the moves coincided with a company-issued press release.

Open-to-High and Open-to-Low

The largest percentage gain from the open to the high of the day was +2.1% on 19-Sep-2024, while the biggest drop from the open to the low was -9.3% on 8-Apr-2025. On average, the AAPL stock price gain from the opening price to the highest point of the day was +1.1%, and the average drop to the lowest point was -1.9%.

Day Drift Open-to-Close

The best performance in AAPL stock price from opening price to closing price (referred to as the "drift" for the day) was on 19-Sep-2024 for a +1.7% gain after the stock gapped up +2.0% at the open. The worst worst return from the opening price to the closing price was on 8-Apr-2025 when the stock lost -7.6% after the stock gapped up +2.8%. Overall in the 12 available observations, the stock drifted higher 58% of the time for an average return of -0.6%.