Robert J Phillippy
CIK 1213190 · View on SEC EDGAR ↗
First SEC filing: Nov. 14, 2018 · Latest: Nov. 14, 2018
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Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 29, 2026 | MTRN | S | 356 | $220.30 | $78,427 | 3,664 Direct | -8.86% | Disposed | 18.0% (price as of 2026-08-19) |
| May 29, 2026 | MTRN | S | 740 | $219.54 | $162,460 | 4,020 Direct | -15.55% | Disposed | 18.4% (price as of 2026-08-19) |
| May 29, 2026 | MTRN | S | 1,084 | $218.59 | $236,952 | 4,760 Direct | -18.55% | Disposed | 19.0% (price as of 2026-08-19) |
| May 29, 2026 | MTRN | S | 1,320 | $217.67 | $287,324 | 5,844 Direct | -18.43% | Disposed | 19.5% (price as of 2026-08-19) |
| Nov. 25, 2025 | ESE | S | 435 | $219.74 | $95,587 | 6,519 Direct | -6.26% | Disposed | 38.8% (price as of 2026-08-19) |
| Nov. 25, 2025 | ESE | S | 770 | $220.62 | $169,877 | 6,954 Direct | -9.97% | Disposed | 38.2% (price as of 2026-08-19) |
| Nov. 25, 2025 | ESE | S | 639 | $221.74 | $141,692 | 7,724 Direct | -7.64% | Disposed | 37.5% (price as of 2026-08-19) |
| Nov. 25, 2025 | ESE | S | 548 | $222.86 | $122,127 | 8,363 Direct | -6.15% | Disposed | 36.9% (price as of 2026-08-19) |
| Nov. 25, 2025 | ESE | S | 584 | $224.03 | $130,834 | 8,911 Direct | -6.15% | Disposed | 36.1% (price as of 2026-08-19) |
| Nov. 25, 2025 | ESE | S | 400 | $225.13 | $90,052 | 9,495 Direct | -4.04% | Disposed | 35.5% (price as of 2026-08-19) |
| Nov. 25, 2025 | ESE | S | 324 | $225.93 | $73,201 | 9,895 Direct | -3.17% | Disposed | 35.0% (price as of 2026-08-19) |
Showing latest 100 of 170 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.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| July 17, 2026 | ESE | Restricted Share Units | Common Stock (5) | — | — | 5 | Acquired |
| May 8, 2026 | MTRN | Restricted Stock Units | Common Stock (758) | — | — | 758 | Acquired |
| May 7, 2026 | MTRN | Restricted Stock Units | Common Stock (2,006) | — | — | 2,006 | Disposed |
| April 17, 2026 | ESE | Restricted Share Units | Common Stock (5) | — | — | 5 | Acquired |
| March 6, 2026 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| Feb. 5, 2026 | ESE | Restricted Share Units | Common Stock | $0.00 | Feb. 5, 2026 | 0 | Disposed |
| Feb. 5, 2026 | ESE | Restricted Share Units | Common Stock | $0.00 | Feb. 5, 2026 | 1,349 | Disposed |
| Feb. 2, 2026 | ESE | Restricted Share Units | Common Stock (772) | — | — | 772 | Acquired |
| Jan. 16, 2026 | ESE | Restricted Share Units | Common Stock (7) | — | — | 7 | Acquired |
| Dec. 5, 2025 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| Oct. 16, 2025 | ESE | Restricted Share Units | Common Stock (8) | — | — | 8 | Acquired |
| Sept. 5, 2025 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| June 13, 2025 | MTRN | Restricted Stock Units | Common Stock (4) | — | — | 4 | Acquired |
| May 8, 2025 | MTRN | Restricted Stock Units | Common Stock (1,996) | — | — | 1,996 | Acquired |
| May 7, 2025 | MTRN | Restricted Stock Units | Common Stock (1,155) | — | — | 1,155 | Disposed |
| March 7, 2025 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| Dec. 6, 2024 | MTRN | Restricted Stock Units | Common Stock (1) | — | — | 1 | Acquired |
| Sept. 6, 2024 | MTRN | Restricted Stock Units | Common Stock (1) | — | — | 1 | Acquired |
| June 7, 2024 | MTRN | Restricted Stock Units | Common Stock (1) | — | — | 1 | Acquired |
| May 10, 2024 | MTRN | Restricted Stock Units | Common Stock (1,150) | — | — | 1,150 | Acquired |
| May 9, 2024 | MTRN | Restricted Stock Unit | Common Stock (1,152) | — | — | 1,152 | Disposed |
| March 8, 2024 | MTRN | Restricted Stock Unit | Common Stock (1) | — | — | 1 | Acquired |
| Feb. 8, 2024 | ESE | Restricted Share Units | Common Stock (1,733) | — | — | 1,733 | Acquired |
| Feb. 6, 2024 | ESE | Restricted Share Units | Common Stock | $0.00 | — | 1 | Disposed |
| Feb. 6, 2024 | ESE | Restricted Share Units | Common Stock | $0.00 | — | 1,810 | Disposed |
| Jan. 19, 2024 | ESE | Restricted Share Units | Common Stock (16) | — | — | 16 | Acquired |
| Dec. 8, 2023 | MTRN | Restricted Stock Unit | Common Stock (1) | — | — | 1 | Acquired |
| Oct. 17, 2023 | ESE | Restricted Share Units | Common Stock (16) | — | — | 16 | Acquired |
| Sept. 7, 2023 | MTRN | Restricted Stock Unit | Common Stock (1) | — | — | 1 | Acquired |
| July 19, 2023 | ESE | Restricted Share Units | Common Stock (17) | — | — | 17 | Acquired |
| June 15, 2023 | MTRN | Restricted Stock Unit | Common Stock (1) | — | — | 1 | Acquired |
| May 18, 2023 | MTRN | Restricted Stock Unit | Common Stock (1,148) | — | — | 1,148 | Acquired |
| May 5, 2023 | MTRN | Restricted Stock Units | Common Stock (1,398) | — | — | 1,398 | Disposed |
| April 18, 2023 | ESE | Restricted Share Units | Common Stock (17) | — | — | 17 | Acquired |
| March 10, 2023 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| Dec. 8, 2022 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| Sept. 8, 2022 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| June 16, 2022 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| May 5, 2022 | MTRN | Restricted Stock Units | Common Stock (1,390) | — | — | 1,390 | Acquired |
| May 4, 2022 | MTRN | Restricted Stock Unit | Common Stock (1,246) | — | — | 1,246 | Disposed |
| March 11, 2022 | MTRN | Restricted Stock Unit | Common Stock (2) | — | — | 2 | Acquired |
| Dec. 3, 2021 | MTRN | Restricted Stock Unit | Common Stock (2) | — | — | 2 | Acquired |
| Sept. 3, 2021 | MTRN | Common Stock | Common Stock (2) | — | — | 2 | Acquired |
| June 11, 2021 | MTRN | Restricted Stock Unit | Common Stock (2) | — | — | 2 | Acquired |
| May 6, 2021 | MTRN | Restricted Stock Units | Common Stock (2,012) | — | — | 2,012 | Disposed |
| May 6, 2021 | MTRN | Restricted Stock Unit | Common Stock (1,238) | — | — | 1,238 | Acquired |
| March 5, 2021 | MTRN | Restricted Stock Units | Common Stock (3) | — | — | 3 | Acquired |
| Nov. 30, 2020 | MTRN | Restricted Stock Units | Common Stock (4) | — | — | 4 | Acquired |
| Sept. 4, 2020 | MTRN | Restricted Stock Units | Common Stock (4) | — | — | 4 | Acquired |
| June 10, 2020 | MTRN | Common Stock | Common Stock (4) | — | — | 4 | Acquired |
| May 14, 2020 | MTRN | Common Stock | Common Stock (1,997) | — | — | 1,997 | Acquired |
| May 8, 2020 | MTRN | Common Stock | Common Stock (1,391) | — | — | 1,391 | Disposed |
| March 6, 2020 | MTRN | Common Stock | Common Stock (3) | — | — | 3 | Acquired |
| Dec. 4, 2019 | MTRN | Restricted Stock Units | Common Stock (3) | — | — | 3 | Acquired |
| Sept. 5, 2019 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| June 5, 2019 | MTRN | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| May 9, 2019 | MTRN | Restricted Stock Units | Common Stock (1,381) | — | — | 1,381 | Acquired |
| May 3, 2019 | MTRN | Restricted Stock Unit | Common Stock (1,855) | — | — | 1,855 | Disposed |
| March 7, 2019 | MTRN | Restricted Stock Unit | Common Stock (3) | — | — | 3 | Acquired |
| Dec. 3, 2018 | MTRN | Restricted Stock Units | Common Stock (4) | — | — | 4 | Acquired |
| Sept. 5, 2018 | MTRN | Restricted Stock Units | Common Stock (3) | — | — | 3 | Acquired |
| July 19, 2018 | ESE | Common Stock Equivalents | Common Stock (21) | — | — | 21 | Acquired |
| June 1, 2018 | MTRN | Restricted Stock Units | Common Stock (4) | — | — | 4 | Acquired |
| May 3, 2018 | MTRN | Restricted Stock Units | Common Stock (1,841) | — | — | 1,841 | Acquired |
| April 18, 2018 | ESE | Common Stock Equivalents | Common Stock (21) | — | — | 21 | Acquired |
| Jan. 19, 2018 | ESE | Common Stock Equivalents | Common Stock (20) | — | — | 20 | Acquired |
| Jan. 2, 2018 | ESE | Common Stock Equivalents | Common Stock (2,988) | — | — | 2,988 | Acquired |
| Oct. 17, 2017 | ESE | Common Stock Equivalents | Common Stock (17) | — | — | 17 | Acquired |
| Oct. 2, 2017 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| July 19, 2017 | ESE | Common Stock Equivalents | Common Stock (15) | — | — | 15 | Acquired |
| July 3, 2017 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| April 18, 2017 | ESE | Common Stock Equivalents | Common Stock (15) | — | — | 15 | Acquired |
| April 3, 2017 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| Jan. 19, 2017 | ESE | Common Stock Equivalents | Common Stock (14) | — | — | 14 | Acquired |
| Oct. 17, 2016 | ESE | Common Stock Equivalents | Common Stock (16) | — | — | 16 | Acquired |
| Oct. 3, 2016 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| July 19, 2016 | ESE | Common Stock Equivalents | Common Stock (15) | — | — | 15 | Acquired |
| July 1, 2016 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| April 18, 2016 | ESE | Common Stock Equivalents | Common Stock (15) | — | — | 15 | Acquired |
| April 1, 2016 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| Jan. 19, 2016 | ESE | Common Stock Equivalents | Common Stock (16) | — | — | 16 | Acquired |
| Jan. 4, 2016 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| Oct. 15, 2015 | ESE | Common Stock Equivalents | Common Stock (11) | — | — | 11 | Acquired |
| Oct. 1, 2015 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| July 16, 2015 | ESE | Common Stock Equivalents | Common Stock (9) | — | — | 9 | Acquired |
| July 1, 2015 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| April 16, 2015 | ESE | Common Stock Equivalents | Common Stock (8) | — | — | 8 | Acquired |
| April 1, 2015 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| Jan. 16, 2015 | ESE | Common Stock Equivalents | Common Stock (6) | — | — | 6 | Acquired |
| Jan. 2, 2015 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| Oct. 16, 2014 | ESE | Common Stock Equivalents | Common Stock (4) | — | — | 4 | Acquired |
| Oct. 1, 2014 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
| July 17, 2014 | ESE | Common Stock Equivalents | Common Stock (2) | — | — | 2 | Acquired |
| July 1, 2014 | ESE | Common Stock Equivalents | Common Stock (900) | — | — | 900 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.