1 tracked superinvestor hold MPLX LP (MPLX), worth $28M combined, led by David Tepper. Smart money is holding MPLX as of the latest 13F filings.
Current price
$59.67
+24.7%
1Y
MPLX LP, incorporated in 2012 and headquartered in Findlay, Ohio, operates as a subsidiary of Marathon Petroleum Corporation, with MPLX GP LLC serving as its general partner. The company is a prominent owner and operator of midstream energy infrastructure and logistics assets primarily across the United States. Its business is segmented into Logistics and Storage, and Gathering and Processing.…
Market cap
$57.5B
P/E
11.74
Div yield
7.3%
Revenue YoY
8.4%
Analyst target
$63
Snapshot for context. For deep analysis use a stock screener — this page is about who owns it.
Superinvestors holding
1
tracked 13F / N-PORT funds
Combined value
$28M
disclosed long exposure
Tier-1 conviction
1
concentrated holders
Net this quarter
0
0 buying · 0 selling
Smart money is holding MPLX steady this quarter — buys and sells are balanced.
MPLX LP (MPLX) is held by 1 tracked funds worth $28M combined, 1 of them concentrated Tier-1 managers whose positions carry real conviction.
The largest position belongs to David Tepper at 0.4% of their book — no single tracked manager treats it as an outsized, top-weighted bet.
Tracked holders were largely static this quarter — no new opens, adds or trims of size — suggesting the position is being held rather than actively traded.
| Investor | Move | % of their portfolio | Position value |
|---|---|---|---|
| Held | 0.4% | $28M |
Tier badge = signal quality: 1 concentrated conviction · 2 quant/multi (context) · 3 retail & diversified. Only Tier 1 holdings feed the consensus signal.
Which superinvestors own MPLX?
1 tracked funds hold MPLX LP (MPLX), the largest being David Tepper (Appaloosa) at 0.4% of its 13F portfolio. 1 of them are concentrated Tier-1 conviction managers.
Is smart money buying or selling MPLX?
In the most recent 13F quarter, 0 tracked funds added or opened MPLX and 0 trimmed it.
How much MPLX do tracked funds hold?
Combined disclosed long exposure to MPLX across tracked superinvestors is $28M as of the Jun 2026 filings.
One email when a tracked manager opens, adds to or files to sell a position — from Form 4, 13D and Form 144, not the 45-day-old 13F.
Holdings aggregated from the latest SEC 13F & N-PORT filings via FMP · Jun 2026 quarter. Long equity positions only, reported with up to a 45-day delay — for activity between filings see real-time moves. Not financial advice.