MPLX LP
MPLX- Exchange
- NYSE
- Industry
- Pipe Lines (No Natural Gas)
- SEC CIK
- 0001552000
No open-market purchases or sales by MPLX LP insiders were filed in the last 90 days; 639 institutions reported holding it in 13F filings for Q2 2026, worth $11.1B in total; Appaloosa is the only superinvestor holding it.
Q4 2022 vs. Q3 2022
How the institutions holding MPLX LP changed between Q3 2022 and Q4 2022.
All holders in Q4 2022All holders in Q3 2022
| Measure | Q3 2022 | Of which not filed for Q4 2022 | Q4 2022 | Change |
|---|---|---|---|---|
| Holders | 342 | 3 | 359 | +20 |
| Shares | 232.3M | 29.4K | 224.5M | −7.70M (−3.3%) |
| Value | $6.98B | $883.0K | $7.36B | +$382.1M (+5.5%) |
3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so the changes leave them out.
New holders (59)
Institutions that held MPLX LP at the end of Q4 2022 but not at the end of Q3 2022.
Sold out (39)
Institutions that held MPLX LP at the end of Q3 2022 and filed for Q4 2022 without it.
Not filed for Q4 2022 yet (3)
Institutions that held MPLX LP at the end of Q3 2022 and haven't filed a 13F for Q4 2022. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2022 | Value, Q3 2022 |
|---|---|---|
| FourThought Financial, LLC | 22,195 | $666.0K |
| American Portfolios Advisors | 7,064 | $212.0K |
| Strategic Asset Management, LLC | 168 | $5.00K |