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
351
$419K
352
$419K
353
$415K
354
$415K
355
$415K
356
$413K
357
$412K
358
$410K
359
$410K
360
$408K
361
$398K
362
$395K
363
$390K
364
$384K
365
$381K
366
$379K
367
$377K
368
$376K
369
$368K
370
$364K
371
$364K
372
$364K
373
$362K
374
$354K
375
$349K