Frank M Semple
CIK 1270065 · View on SEC EDGAR ↗
Insider
First SEC filing: April 29, 2021 · Latest: April 29, 2021
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 97 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
97 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 14, 2026 | MPLX | A | 1,073 | — | — | 63,476 Direct | +1.72% | Acquired | (price as of 2026-08-20) |
| May 15, 2026 | MPLX | A | 1,194 | — | — | 61,946 Direct | +1.97% | Acquired | (price as of 2026-08-20) |
| April 30, 2026 | MPLX | A | 3,029 | — | — | 61,201 Direct | +5.21% | Acquired | (price as of 2026-08-20) |
| April 30, 2026 | MPC | A | 728 | — | — | 14,720 Direct | +5.20% | Acquired | (price as of 2026-08-20) |
| April 30, 2026 | MPLX | A | 2,580 | — | — | 60,752 Direct | +4.44% | Acquired | (price as of 2026-08-20) |
| Feb. 17, 2026 | MPLX | A | 1,072 | — | — | 58,172 Direct | +1.88% | Acquired | (price as of 2026-08-20) |
| Nov. 14, 2025 | MPLX | A | 1,132 | — | — | 57,101 Direct | +2.02% | Acquired | (price as of 2026-08-20) |
| Aug. 15, 2025 | MPLX | A | 1,051 | — | — | 55,968 Direct | +1.91% | Acquired | (price as of 2026-08-20) |
| May 16, 2025 | MPLX | A | 990 | — | — | 54,918 Direct | +1.84% | Acquired | (price as of 2026-08-20) |
| May 1, 2025 | MPLX | A | 2,848 | — | — | 53,928 Direct | +5.58% | Acquired | (price as of 2026-08-20) |
| May 1, 2025 | MPC | A | 1,276 | — | — | 13,709 Direct | +10.26% | Acquired | (price as of 2026-08-20) |
| April 1, 2025 | MPC | A | 94 | — | — | 12,433 Direct | +0.76% | Acquired | (price as of 2026-08-20) |
| April 1, 2025 | MPLX | A | 220 | — | — | 51,079 Direct | +0.43% | Acquired | (price as of 2026-08-20) |
| Feb. 14, 2025 | MPLX | A | 888 | — | — | 50,859 Direct | +1.78% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2025 | MPLX | A | 738 | — | — | 49,971 Direct | +1.50% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2025 | MPC | A | 294 | — | — | 12,258 Direct | +2.46% | Acquired | (price as of 2026-08-20) |
| Nov. 15, 2024 | MPLX | A | 982 | — | — | 49,233 Direct | +2.04% | Acquired | (price as of 2026-08-20) |
| Oct. 1, 2024 | MPLX | A | 803 | — | — | 48,252 Direct | +1.69% | Acquired | (price as of 2026-08-20) |
| Oct. 1, 2024 | MPC | A | 251 | — | — | 11,892 Direct | +2.16% | Acquired | (price as of 2026-08-20) |
| Aug. 16, 2024 | MPLX | A | 933 | — | — | 47,449 Direct | +2.01% | Acquired | (price as of 2026-08-20) |
| July 1, 2024 | MPLX | A | 831 | — | — | 46,516 Direct | +1.82% | Acquired | (price as of 2026-08-20) |
| July 1, 2024 | MPC | A | 225 | — | — | 11,582 Direct | +1.98% | Acquired | (price as of 2026-08-20) |
| May 13, 2024 | MPLX | A | 924 | — | — | 45,685 Direct | +2.06% | Acquired | (price as of 2026-08-20) |
| April 1, 2024 | MPLX | A | 862 | — | — | 44,762 Direct | +1.96% | Acquired | (price as of 2026-08-20) |
| April 1, 2024 | MPC | A | 193 | — | — | 11,304 Direct | +1.74% | Acquired | (price as of 2026-08-20) |
| Feb. 14, 2024 | MPLX | A | 957 | — | — | 43,899 Direct | +2.23% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2024 | MPC | A | 258 | — | — | 11,061 Direct | +2.39% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2024 | MPLX | A | 972 | — | — | 42,943 Direct | +2.32% | Acquired | (price as of 2026-08-20) |
| Nov. 13, 2023 | MPLX | A | 987 | — | — | 41,971 Direct | +2.41% | Acquired | (price as of 2026-08-20) |
| Oct. 2, 2023 | MPLX | A | 1,014 | — | — | 40,984 Direct | +2.54% | Acquired | (price as of 2026-08-20) |
| Oct. 2, 2023 | MPC | A | 262 | — | — | 10,741 Direct | +2.50% | Acquired | (price as of 2026-08-20) |
| Aug. 14, 2023 | MPLX | A | 868 | — | — | 39,970 Direct | +2.22% | Acquired | (price as of 2026-08-20) |
| July 3, 2023 | MPLX | A | 937 | — | — | 39,102 Direct | +2.46% | Acquired | (price as of 2026-08-20) |
| July 3, 2023 | MPC | A | 335 | — | — | 10,427 Direct | +3.32% | Acquired | (price as of 2026-08-20) |
| May 15, 2023 | MPLX | A | 853 | — | — | 38,165 Direct | +2.29% | Acquired | (price as of 2026-08-20) |
| April 3, 2023 | MPLX | A | 916 | — | — | 37,312 Direct | +2.52% | Acquired | (price as of 2026-08-20) |
| April 3, 2023 | MPC | A | 290 | — | — | 10,026 Direct | +2.98% | Acquired | (price as of 2026-08-20) |
| Feb. 14, 2023 | MPLX | A | 796 | — | — | 36,396 Direct | +2.24% | Acquired | (price as of 2026-08-20) |
| Jan. 3, 2023 | MPC | A | 355 | — | — | 9,679 Direct | +3.81% | Acquired | (price as of 2026-08-20) |
| Jan. 3, 2023 | MPLX | A | 978 | — | — | 35,599 Direct | +2.82% | Acquired | (price as of 2026-08-20) |
| Nov. 22, 2022 | MPLX | A | 773 | — | — | 34,621 Direct | +2.28% | Acquired | (price as of 2026-08-20) |
| Oct. 3, 2022 | MPLX | A | 1,050 | — | — | 33,848 Direct | +3.20% | Acquired | (price as of 2026-08-20) |
| Oct. 3, 2022 | MPC | A | 383 | — | — | 9,261 Direct | +4.31% | Acquired | (price as of 2026-08-20) |
| Aug. 12, 2022 | MPLX | A | 698 | — | — | 32,798 Direct | +2.17% | Acquired | (price as of 2026-08-20) |
| July 1, 2022 | MPC | A | 466 | — | — | 8,827 Direct | +5.57% | Acquired | (price as of 2026-08-20) |
| July 1, 2022 | MPLX | A | 1,075 | — | — | 32,100 Direct | +3.46% | Acquired | (price as of 2026-08-20) |
| May 13, 2022 | MPLX | A | 693 | — | — | 31,025 Direct | +2.28% | Acquired | (price as of 2026-08-20) |
| April 1, 2022 | MPC | A | 464 | — | — | 8,316 Direct | +5.91% | Acquired | (price as of 2026-08-20) |
| April 1, 2022 | MPLX | A | 954 | — | — | 30,333 Direct | +3.25% | Acquired | (price as of 2026-08-20) |
| Feb. 14, 2022 | MPLX | A | 612 | — | — | 29,379 Direct | +2.13% | Acquired | (price as of 2026-08-20) |
| Feb. 2, 2022 | MPLX | S 10b5-1 | 28,000 | $34.00 | $952,000 | 333,337 Indirect | -7.75% | Disposed | 72.8% (price as of 2026-08-20) |
| Feb. 1, 2022 | MPLX | S 10b5-1 | 28,000 | $33.00 | $924,000 | 361,337 Indirect | -7.19% | Disposed | 78.1% (price as of 2026-08-20) |
| Jan. 3, 2022 | MPLX | A | 1,065 | — | — | 28,767 Direct | +3.84% | Acquired | (price as of 2026-08-20) |
| Jan. 3, 2022 | MPC | A | 600 | — | — | 7,794 Direct | +8.34% | Acquired | (price as of 2026-08-20) |
| Nov. 19, 2021 | MPLX | A | 1,145 | — | — | 27,702 Direct | +4.31% | Acquired | (price as of 2026-08-20) |
| Nov. 8, 2021 | MPLX | S 10b5-1 | 27,000 | $32.00 | $864,000 | 389,337 Indirect | -6.49% | Disposed | 83.6% (price as of 2026-08-20) |
| Oct. 1, 2021 | MPLX | A | 1,101 | — | — | 26,557 Direct | +4.33% | Acquired | (price as of 2026-08-20) |
| Oct. 1, 2021 | MPC | A | 619 | — | — | 7,130 Direct | +9.51% | Acquired | (price as of 2026-08-20) |
| Aug. 13, 2021 | MPLX | A | 606 | — | — | 25,456 Direct | +2.44% | Acquired | (price as of 2026-08-20) |
| July 1, 2021 | MPC | A | 643 | — | — | 6,444 Direct | +11.08% | Acquired | (price as of 2026-08-20) |
| July 1, 2021 | MPLX | A | 1,068 | — | — | 24,850 Direct | +4.49% | Acquired | (price as of 2026-08-20) |
| May 14, 2021 | MPLX | A | 557 | — | — | 23,782 Direct | +2.40% | Acquired | (price as of 2026-08-20) |
| May 3, 2021 | MPLX | A | 113 | — | — | 23,225 Direct | +0.49% | Acquired | (price as of 2026-08-20) |
| May 3, 2021 | MPC | A | 484 | — | — | 5,749 Direct | +9.19% | Acquired | (price as of 2026-08-20) |
| April 1, 2021 | MPLX | A | 1,053 | — | — | 23,113 Direct | +4.77% | Acquired | (price as of 2026-08-20) |
| Feb. 12, 2021 | MPLX | A | 600 | — | — | 22,060 Direct | +2.80% | Acquired | (price as of 2026-08-20) |
| Jan. 4, 2021 | MPLX | A | 1,252 | — | — | 21,460 Direct | +6.20% | Acquired | (price as of 2026-08-20) |
| Nov. 13, 2020 | MPLX | A | 675 | — | — | 20,209 Direct | +3.46% | Acquired | (price as of 2026-08-20) |
| Oct. 1, 2020 | MPLX | A | 1,773 | — | — | 19,534 Direct | +9.98% | Acquired | (price as of 2026-08-20) |
| Aug. 14, 2020 | MPLX | A | 597 | — | — | 17,761 Direct | +3.48% | Acquired | (price as of 2026-08-20) |
| July 1, 2020 | MPLX | A | 1,587 | — | — | 17,164 Direct | +10.19% | Acquired | (price as of 2026-08-20) |
| May 15, 2020 | MPLX | A | 569 | — | — | 15,577 Direct | +3.79% | Acquired | (price as of 2026-08-20) |
| April 1, 2020 | MPLX | A | 2,412 | — | — | 15,009 Direct | +19.15% | Acquired | (price as of 2026-08-20) |
| Feb. 14, 2020 | MPLX | A | 351 | — | — | 12,596 Direct | +2.87% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2020 | MPLX | A | 1,062 | — | — | 12,246 Direct | +9.50% | Acquired | (price as of 2026-08-20) |
| Nov. 14, 2019 | MPLX | A | 314 | — | — | 11,184 Direct | +2.89% | Acquired | (price as of 2026-08-20) |
| Oct. 1, 2019 | MPLX | A | 976 | — | — | 10,870 Direct | +9.86% | Acquired | (price as of 2026-08-20) |
| Aug. 14, 2019 | MPLX | A | 243 | — | — | 9,894 Direct | +2.52% | Acquired | (price as of 2026-08-20) |
| July 1, 2019 | MPLX | A | 852 | — | — | 9,651 Direct | +9.68% | Acquired | (price as of 2026-08-20) |
| May 15, 2019 | MPLX | A | 180 | — | — | 8,798 Direct | +2.09% | Acquired | (price as of 2026-08-20) |
| April 1, 2019 | MPLX | A | 828 | — | — | 8,618 Direct | +10.63% | Acquired | (price as of 2026-08-20) |
| Feb. 14, 2019 | MPLX | A | 145 | — | — | 7,790 Direct | +1.90% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2019 | MPLX | A | 895 | — | — | 7,646 Direct | +13.26% | Acquired | (price as of 2026-08-20) |
| Nov. 14, 2018 | MPLX | A | 132 | — | — | 6,750 Direct | +1.99% | Acquired | (price as of 2026-08-20) |
| Oct. 1, 2018 | MPLX | A | 620 | — | — | 6,619 Direct | +10.34% | Acquired | (price as of 2026-08-20) |
| Aug. 14, 2018 | MPLX | A | 98 | — | — | 5,999 Direct | +1.66% | Acquired | (price as of 2026-08-20) |
| July 2, 2018 | MPLX | A | 756 | — | — | 5,901 Direct | +14.69% | Acquired | (price as of 2026-08-20) |
| July 2, 2018 | MPC | A | 480 | — | — | 4,645 Direct | +11.52% | Acquired | (price as of 2026-08-20) |
| May 15, 2018 | MPLX | A | 89 | — | — | 5,145 Direct | +1.76% | Acquired | (price as of 2026-08-20) |
| April 2, 2018 | MPLX | A | 785 | — | — | 5,056 Direct | +18.38% | Acquired | (price as of 2026-08-20) |
| April 2, 2018 | MPC | A | 470 | — | — | 4,141 Direct | +12.80% | Acquired | (price as of 2026-08-20) |
| Feb. 14, 2018 | MPLX | A | 70 | — | — | 4,271 Direct | +1.67% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2018 | MPC | A | 502 | — | — | 3,646 Direct | +15.97% | Acquired | (price as of 2026-08-20) |
| Jan. 2, 2018 | MPLX | A | 711 | — | — | 4,201 Direct | +20.37% | Acquired | (price as of 2026-08-20) |
| Nov. 14, 2017 | MPLX | A | 60 | — | — | 3,490 Direct | +1.75% | Acquired | (price as of 2026-08-20) |
| Oct. 2, 2017 | MPLX | A | 723 | — | — | 3,430 Direct | +26.71% | Acquired | (price as of 2026-08-20) |
| Oct. 2, 2017 | MPC | A | 604 | — | — | 3,125 Direct | +23.96% | Acquired | (price as of 2026-08-20) |
| Aug. 14, 2017 | MPLX | A | 45 | — | — | 2,708 Direct | +1.69% | Acquired | (price as of 2026-08-20) |
| July 3, 2017 | MPLX | A | 748 | — | — | 2,663 Direct | +39.06% | Acquired | (price as of 2026-08-20) |
| July 3, 2017 | MPC | A | 636 | — | — | 2,502 Direct | +34.08% | Acquired | (price as of 2026-08-20) |
Showing latest 100 of 117 transactions
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| April 29, 2021 | MPC | Common Stock | 5,264 | Direct |