BlackRock acquired 323M Exxon Mobil shares worth $51.1B. That's 0.77% of their equity portfolio (17th largest holding). The first Exxon Mobil trade was made in Q4 2020. Since then BlackRock bought shares ten more times and sold shares on seven occasions. The stake costed the investor $17.7B, netting the investor a gain of 189% so far.