Peiffer Garry L. 4

What Happened

• Garry L. Peiffer, a director of MPLX GP LLC (the general partner of MPLX LP), was granted 1,180.524 shares (reported as an award/acquisition) on February 17, 2026. The filing shows an acquisition price of $0, indicating these were granted rather than purchased.

Key Details

• Transaction date: 2026-02-17
• Transaction type/code: Award/Grant (code A)
• Shares acquired: 1,180.524
• Price per share: $0.00 (total cash paid = $0)
• Shares owned after transaction: Not specified in this Form 4
• Footnote: Award reported "By Garry L. Peiffer Revocable Trust" (F1)
• Filing timeliness: Report filed 2026-02-19 — appears timely (within Form 4 reporting window)

Context

• This was a grant/award (common for director compensation) rather than an open-market purchase or sale, so it does not directly signal buying interest in the market. The award was granted to a revocable trust controlled by Peiffer; no immediate sale or cashless exercise is indicated in the filing.