Company profile
Mplx Lp Insider Trading
MPLXEvery SEC Form 4 insider trading filing for Mplx Lp (MPLX) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- NYSE
- Sector
- Pipe Lines (No Natural Gas)
- CIK
- 0001552000
- Filings
- 198
- Insiders
- 17
- Last filing
- 2026-08-14
Activity summary
Recent insider activity is bullish. Over the last 30 days, 7 insiders purchased shares. Buying was led by Stice J Michael.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Mplx Lp insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $3.0M.
90 day insight
Over the last 90 days, Mplx Lp insiders bought $0 across 7 transactions with no open-market sales.
- Most active insider: Stice J Michael with 1 transaction totaling $0.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 14, 2026 | Stice J Michael | MPLX | Award | 982.715 | — | — |
| Aug 14, 2026 | Semple Frank M | MPLX | Award | 1,072.719 | — | — |
| Aug 14, 2026 | Helms Christopher A | MPLX | Award | 1,336.963 | — | — |
| Aug 14, 2026 | Breves Christine S | MPLX | Award | 218.82 | — | — |
| Aug 14, 2026 | Peiffer Garry L. | MPLX | Award | 1,232.166 | — | — |
45 more transactions hidden
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Query this yourself
The same rows, over the API.
curl "https://api.form4api.com/v1/transactions?ticker=MPLX" \
-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Mplx Lp as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →