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
226
$1.12M
227
$1.09M
228
$1.08M
229
$1.05M
230
$1.05M
231
$1.03M
232
$1M
233
$998K
234
$984K
235
$978K
236
$972K
237
$953K
238
$948K
239
$940K
240
$938K
241
$931K
242
$930K
243
$910K
244
$902K
245
$899K
246
$896K
247
$883K
248
$871K
249
$867K
250
$860K