MPLX LP

Ticker: MPLX CUSIP: 55336V100 Class: COM UNIT REP LTD

Rossby Financial, LCC's Holding History (CIK: 0002056510)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 621 Value ($000) $31 Avg Close — Range —

Q2 2025

Shares 621 Value ($000) $32 Avg Close — Range —

Q1 2025

Shares 621 Value ($000) $33 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	621	$31	—	—
Q2 2025	621	$32	—	—
Q1 2025	621	$33	—	—