Hennigan Michael J

Director · Officer · CI, MPC, MPLX

As of 2026-09-16, Hennigan Michael J has 18 Form 4 transactions on record across 3 companies — 7 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $112.6MIndirect: $0$112.6Mas of 2026-09-16
  • Direct $112.6M
  • Indirect $0
MPCdirect220,902 sh$91.4M
MPLXdirect359,137 sh$20.8M
CIdirect1,350 sh$379K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

MPC · 6 trades
2025-12-12: Withheld for tax, 466 sh ($87K)2025-03-03: Withheld for tax, 4,164 sh ($619K)2025-03-03: Withheld for tax, 2,844 sh ($423K)2025-03-03: Withheld for tax, 2,309 sh ($343K)2025-03-01: Award / grant, 11,645 sh ($0)2024-12-13: Withheld for tax, 702 sh ($102K)
MPLX · 6 trades
2025-12-12: Withheld for tax, 1,335 sh ($73K)2025-03-03: Withheld for tax, 10,181 sh ($553K)2025-03-03: Withheld for tax, 10,111 sh ($549K)2025-03-03: Withheld for tax, 9,862 sh ($536K)2025-03-01: Award / grant, 33,377 sh ($0)2024-12-13: Withheld for tax, 3,071 sh ($150K)
CI · 2 trades
2026-04-22: Award / grant, 782 sh ($0)2025-06-02: Award / grant, 568 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-06-24Purchase5,000 @ $13.61$68K+33.3% of holding20,000Form 4
2026-06-24Purchase5,000 @ $13.58$68K+100.0% of holding10,000Form 4
2026-06-24Purchase5,000 @ $13.53$68K+50.0% of holding15,000Form 4
2026-06-23Purchase5,000 @ $13.60$68Kownership Δ n/a5,000Form 4
14 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-04-22CIAward / grant7821,350Form 4
2025-12-12MPCWithheld for tax466220,902Form 4
2025-12-12MPLXWithheld for tax1,335359,137Form 4
2025-06-02CIAward / grant568568Form 4
2025-03-03MPCWithheld for tax4,164226,521Form 4
2025-03-03MPLXWithheld for tax10,181370,583Form 4
2025-03-03MPLXWithheld for tax10,111360,472Form 4
2025-03-03MPLXWithheld for tax9,862380,764Form 4
2025-03-03MPCWithheld for tax2,844223,677Form 4
2025-03-03MPCWithheld for tax2,309221,368Form 4
2025-03-01MPLXAward / grant33,377390,626Form 4
2025-03-01MPCAward / grant11,645230,685Form 4
2024-12-13MPLXWithheld for tax3,071357,249Form 4
2024-12-13MPCWithheld for tax702219,040Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.