MPLX LP

MPLX LP is a security (CUSIP 55336VBW9) tracked across SEC portfolio filings. 4 registered fund positions totaling $2.3M via N-PORT as of 2026-05-31.

Summary

Top fund holders (N-PORT)

FundRegistrantValue% of fund
T. Rowe Price QM U.S. Bond Index FundT. ROWE PRICE QM U.S. BOND INDEX FUND, INC.$1.5M6.16%
BlackRock Credit Allocation Income TrustBlackRock Credit Allocation Income Trust$808K7.89%
Guggenheim Taxable Municipal Bond & Investment Grade Debt TrustGuggenheim Taxable Municipal Bond & Investment Grade Debt Trust$47K1.16%
Invesco Bond FundInvesco Bond Fund$11K0.60%

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