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MPLX · Mplx Lp
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TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV-1.12% 13F +693CRM-0.46% 13F +1,018CVNA+2.74% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+15.81% 13F +1,203CRWD-5.42% 13F +1,382ANET+2.87% 13F +1,323COIN-1.05% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV-1.12% 13F +693CRM-0.46% 13F +1,018CVNA+2.74% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+15.81% 13F +1,203CRWD-5.42% 13F +1,382ANET+2.87% 13F +1,323COIN-1.05% 13F +475
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MPLX

MPLX LP
ENERGY · PIPE LINES (NO NATURAL GAS) · CIK 0001552000
SEC FILINGS☆ WATCH
INSIDER NET · 180D
-
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
303
13F, latest reported quarter
REVENUE GROWTH
+5.8%
XBRL, annual
NET MARGIN
50.9%
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
no Form 4 purchases or sales on file
CONGRESS
no member of Congress has reported trading it
FUNDS
303 funds added or opened last quarter
more than 85% of Energy
REVENUE
+5.8% year over year
more than 63% of Energy
MARGIN
50.9% net margin
more than 98% of Energy
BUYBACKS
$100.0M repurchased, FY to 2026-06-30
more than 70% of Energy
SHORT
0.8% of shares outstanding short · 4.5 days to cover · settled 2026-07-31
below 87% of Energy
THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET
303 funds added or opened positions in the latest 13F quarter, of 638 holders.
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN +25.1%
+25.1%12M
-6%+5%+16%+27%2025-092025-102025-122026-032026-052026-072026-09
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
The complete filing record, in one place.
The record shows 303 funds added last quarter. Every figure is a federal filing, dated the day it became public.
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

No insider purchases or sales are on record for MPLX LP in the period covered. Source: SEC Form 4 filings, as of 2026-09-04.

INSIDER
FILED
SHARES
VALUE
Lyon Shawn M
Senior VP, Log. & Storage
BUY
2025-03-07
4,000.0
$211.0K
HAGEDORN CARL KRISTOPHER
Exec VP & Chief Fin Ofc
SELL
2024-11-18
4,000.0
$189.0K
Floerke Gregory Scott
Exec. VP and COO
SELL
2022-04-19
2,500.0
$87.5K
Floerke Gregory Scott
Exec. VP and COO
SELL
2022-02-07
2,500.0
$83.0K
SEMPLE FRANK M
Director
SELL
2022-02-02
28,000.0
$952.0K
9 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 4 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders
13F · holdings as of the latest quarter funds have reported
ALPS ADVISORS INC
28,601,592.0 sh
$1.6B
Invesco Ltd.
18,273,448.0 sh
$1.0B
Blackstone Inc.
12,956,943.0 sh
$729.9M
GOLDMAN SACHS GROUP INC
11,329,340.0 sh
$638.2M
TORTOISE CAPITAL ADVISORS, L.L.C.
10,500,469.0 sh
$591.5M
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
FORM 144
No planned-sale notices
No insider has notified an intent to sell. This is the panel to watch after a run-up.
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
Invesco SteelPath MLP Alpha Plus Fund
$59.9M POSITION · AS OF 2026-02-28
18.5%
Invesco SteelPath MLP Income Fund
$663.3M POSITION · AS OF 2026-02-28
15.0%
MainGate MLP Fund
$114.9M POSITION · AS OF 2026-02-28
13.8%
Invesco SteelPath MLP Alpha Fund
$151.1M POSITION · AS OF 2026-02-28
13.1%
Global X MLP ETF
$266.3M POSITION · AS OF 2026-02-28
12.6%
Goldman Sachs MLP Energy Infrastructure Fund
$221.3M POSITION · AS OF 2026-02-28
12.5%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$9.7B$9.2B$8.7B$8.9B
OPERATING INCOME$5.9B$5.3B$4.9B$4.9B
NET INCOME$5.0B$4.4B$4.0B$4.0B
OPERATING CASH FLOW$5.9B$5.9B$5.4B$5.0B
CASH$2.1B$1.5B$1.0B$238.0M
BUYBACKS$400.0M$326.0M$0$491.0M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-04 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

SEC FORM 4FORM 13F 13D/GFORM 144XBRL STOCK ACTCONTRACTSFEC CFPBNRC
© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-04 ALL SYSTEMS LIVE FOR MACHINES →