David Tepper's position in MPLX LP - Unit is currently worth $6.54 Million. That's 0.46% of their equity portfolio (23rd largest holding). The first MPLX LP - Unit trade was made in Q4 2020. Since then David Tepper bought shares one more times and sold shares on four occasions. The stake costed the investor $3.94 Million, netting the investor a gain of 66% so far.