Largest Positive Opening Gaps for IWM

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

Using the 12 largest gap-up moves over the last 3 years in IWM stock, the average move was +3.1% with the single largest opening gap of +5.6% occurring on 6-Nov-2024. Following the opening, IWM tended to drift lower to the closing price 67% of the time for an average loss of -0.6%. The following day, IWM stock price averaged +0.7% gains, with up moves more frequent than down moves. The stock was up 67% of the time in that period one day after these significant gaps.

Catalysts

9 of IWM's 12 largest moves corresponded with a large gap up in the overall market.

Open-to-High and Open-to-Low

The largest percentage gain from the open to the high of the day was +2.4% on 14-Nov-2023, while the biggest drop from the open to the low was -7.2% on 8-Apr-2025. On average, the IWM stock price gain from the opening price to the highest point of the day was +0.7%, and the average drop to the lowest point was -1.8%.

Day Drift Open-to-Close

The best performance in IWM stock price from opening price to closing price (referred to as the "drift" for the day) was on 14-Nov-2023 for a +2.4% gain after the stock gapped up +3.1% at the open. The worst worst return from the opening price to the closing price was on 8-Apr-2025 when the stock lost -5.9% after the stock gapped up +3.4%. Overall in the 12 available observations, the stock drifted lower 67% of the time for an average loss of -0.6%.