Backblaze ($BLZE) is up +43.41% today after signing a massive data deal. Retail is aggressively chasing the gap, expecting a multi-day momentum run.
The historical data has bad news: in 2,881 instances of catalyst-driven gap-ups of 30% or more, these setups close red 65% of the time, with a median intraday return of -6.79%.
History suggests this gap is highly likely to fade over the next 48 hours. We'll grade this call on Thursday.