562 hedge funds and large institutions have $11.6B invested in MPLX in 2025 Q1 according to their latest regulatory filings, with 76 funds opening new positions, 199 increasing their positions, 128 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
562
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
31
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$280M
Puts
$76.8M
Net Calls
Net Calls Change

Top Buyers

1 +$115M
2 +$55.4M
3 +$46.8M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$35M
5
Neuberger Berman Group
Neuberger Berman Group
New York
+$18.9M