564 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, 199 increasing their positions, 130 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
564
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
JP Morgan Chase
JP Morgan Chase
New York
+$35M
5
Neuberger Berman Group
Neuberger Berman Group
New York
+$18.9M
Name Holding Trade Value Shares
Change
Change in
Stake
351
$419K
352
$415K
353
$415K
354
$415K
355
$413K
356
$412K
357
$410K
358
$410K
359
$408K
360
$395K
361
$390K
362
$384K
363
$381K
364
$379K
365
$377K
366
$376K
367
$368K
368
$364K
369
$364K
370
$364K
371
$362K
372
$354K
373
$349K
374
$349K
375
$348K