566 hedge funds and large institutions have $11.6B invested in MPLX in 2025 Q1 according to their latest regulatory filings, with 75 funds opening new positions, 200 increasing their positions, 132 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
566
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 +$113M
2 +$54.2M
3 +$45.8M
4
JP Morgan Chase
JP Morgan Chase
New York
+$34.3M
5
Neuberger Berman Group
Neuberger Berman Group
New York
+$18.5M

Top Sellers

1 -$91.4M
2 -$64.3M
3 -$47.7M
4
TCA
Tortoise Capital Advisors
Kansas
-$26.4M
5
Nomura Holdings
Nomura Holdings
Japan
-$21.5M
Name Holding Trade Value Shares
Change
Change in
Stake
451
$224K
452
$223K
453
$221K
454
$218K
455
$217K
456
$217K
457
$216K
458
$216K
459
$214K
460
$214K
461
$214K
462
$214K
463
$211K
464
$209K
465
$207K
466
$205K
467
$205K
468
$204K
469
$203K
470
$203K
471
$200K
472
$198K
473
$193K
474
$187K
475
$184K