Ownership history in Blackstone Inc. · 25 quarters on record
This page tracks every 13F SEC filing in which Blackstone Inc. reported a position in MPLX LP (MPLX). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | ADDED | 15,705,485 | +1,687,768 | +12.0% | 3.31% | $838.2M | $52.34 |
| 2025 Q3 | REDUCED | 14,017,717 | -2,925,721 | -17.3% | 2.82% | $700.2M | $47.97 |
| 2025 Q2 | REDUCED | 16,943,438 | -556,560 | -3.2% | 3.73% | $872.8M | $48.54 |
| 2025 Q1 | REDUCED | 17,499,998 | -1,744,969 | -9.1% | 3.89% | $936.6M | $49.47 |
As of 2025 Q4 — sorted by position size