MrBeast’s main YouTube channel sits at roughly 513 million subscribers in mid-August 2026, adding an average of 150,000–200,000 subs daily over the past month amid consistent high-view releases. That pace, fueled by algorithm-favored spectacle videos and broad promotional reach, positions the channel to add another 2–3 million before month-end. Traders are watching upload cadence and any late-August spikes closely, as even modest slowdowns could determine whether the market resolves on the next round-number milestone by the August 31 cutoff. Historical growth shows MrBeast rarely pauses momentum, yet the short window leaves little margin for unexpected dips.