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MPLX LP (MPLX) short interest & options flow

NYSE

MPLX heads into the week with two bellwether analysts cutting price targets in quick succession, the clearest signal that the market is reassessing the partnership's near-term growth path after a disappointing earnings reaction. The catalyst is fresh. Barclays trimmed its target from $63 to $61 on November 11, maintaining Overweight, while Morgan Stanley moved from $64 to $60 the…

Latest pulse24 Aug 2026

MPLX cost to borrow explodes 1,317% in one week to 0.50%, now up 79% month-over-month as availability remains abundant at 562% of short interest.

$56.77+0.11% 1d+0.92% 1w+0.83% 1mClose: 11 Nov 2026
Short interest % of float
Low
Live SI on ORTEX →
Cost to borrow
Low
Live CTB on ORTEX →
Availability
Dropping
Live availability on ORTEX →
Market cap
$57.51B
Next earnings
2 Feb 2027
See the full picture on ORTEX →Live short interest, options flow, signals, 13F filings, and more.

Key data as of 12 Nov 2026

ORTEX chart of MPLX LP (MPLX) share price and short interest (% of free float), six months to November 11, 2026

MPLX news and analysis

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Earnings PreviewMPLX

MPLX Options Traders Turn Defensive Before Tuesday's Print

Options positioning on MPLX has shifted more cautious than at any point in recent months, even as short sellers hold steady and the borrow market remains loose. The put/call ratio jumped to 0.56 on October 23, more…

1 min read

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