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
276
$700K
277
$696K
278
$694K
279
$683K
280
$682K
281
$656K
282
$651K
283
$649K
284
$637K
285
$637K
286
$634K
287
$624K
288
$623K
289
$621K
290
$621K
291
$621K
292
$617K
293
$613K
294
$609K
295
$597K
296
$579K
297
$579K
298
$571K
299
$566K
300
$563K