Chadwick Shelly Marie

Director · Officer · MTRN, AIT

As of 2026-09-16, Chadwick Shelly Marie has 53 Form 4 transactions on record across 2 companies — 35 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.

Pattern in the record: open-market sales filed in March in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $4.3MIndirect: $0$4.3Mas of 2026-09-16
  • Direct $4.3M
  • Indirect $0
MTRNdirect12,506 sh$3.1M
AITdirect3,656 sh$1.2M

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

MTRN · 51 trades
2026-09-04: Award / grant, 8 sh ($0)2026-08-07: Withheld for tax, 3,267 sh ($959K)2026-08-07: Sale, 1,705 sh ($500K)2026-08-07: Option exercise, 2,800 sh ($380K)2026-08-07: Option exercise, 2,172 sh ($190K)2026-08-07: Option exercise, 2,172 sh ($0)2026-08-07: Option exercise, 2,800 sh ($0)2026-06-12: Award / grant, 8 sh ($0)2026-05-08: Withheld for tax, 3,720 sh ($741K)2026-05-08: Option exercise, 4,912 sh ($556K)2026-05-08: Sale, 1,192 sh ($237K)2026-05-08: Option exercise, 4,912 sh ($0)2026-03-09: Withheld for tax, 6 sh ($865)2026-03-06: Award / grant, 9 sh ($0)2026-03-06: Award / grant, 14 sh ($0)2026-03-03: Sale, 1,500 sh ($243K)2026-03-03: Sale, 1,039 sh ($163K)2026-03-02: Withheld for tax, 3,909 sh ($651K)2026-03-01: Option exercise, 5,552 sh ($0)2026-03-01: Award / grant, 5,498 sh ($0)2026-03-01: Award / grant, 3,590 sh ($0)2026-03-01: Option exercise, 5,552 sh ($0)2026-02-23: Sale, 5,001 sh ($735K)2026-02-23: Sale, 3,975 sh ($576K)2026-02-18: Withheld for tax, 3,503 sh ($550K)2026-02-18: Withheld for tax, 3,217 sh ($504K)2026-02-18: Option exercise, 5,785 sh ($398K)2026-02-18: Option exercise, 4,911 sh ($397K)2026-02-18: Gift, 225 sh ($0)2026-02-18: Option exercise, 5,785 sh ($0)2026-02-18: Option exercise, 4,911 sh ($0)2026-02-12: Award / grant, 3,554 sh ($0)2026-01-31: Award / grant, 113 sh ($0)2025-12-05: Award / grant, 15 sh ($0)2025-09-05: Award / grant, 18 sh ($0)2025-08-08: Award / grant, 4,696 sh ($0)2025-06-13: Award / grant, 17 sh ($0)2025-03-10: Withheld for tax, 5 sh ($444)2025-03-07: Award / grant, 14 sh ($0)2025-03-07: Award / grant, 10 sh ($0)2025-03-04: Sale, 1,256 sh ($108K)2025-03-03: Withheld for tax, 1,853 sh ($162K)2025-03-01: Award / grant, 4,417 sh ($0)2025-03-01: Option exercise, 3,345 sh ($0)2025-03-01: Option exercise, 3,345 sh ($0)2025-03-01: Award / grant, 6,517 sh ($0)2025-02-13: Award / grant, 2,937 sh ($0)2025-01-31: Sale, 805 sh ($81K)2024-12-06: Withheld for tax, 3 sh ($333)2024-12-06: Award / grant, 15 sh ($0)2024-12-06: Award / grant, 5 sh ($0)
AIT · 2 trades
2026-01-20: Award / grant, 572 sh ($0)2025-01-23: Award / grant, 562 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-07MTRNSale1,705 @ $293.00$500K−10.1% of holding15,246Form 4
2026-05-08MTRNSale1,192 @ $198.88$237K−7.3% of holding15,246Form 4
2026-03-03MTRNSale1,500 @ $162.00$243K−9.0% of holding15,243Form 4
2026-03-03MTRNSale1,039 @ $157.26$163K−5.8% of holding16,743Form 4
2026-02-23MTRNSale5,001 @ $147.00$735K−23.7% of holding16,139Form 4
2026-02-23MTRNSale3,975 @ $145.03$576K−15.8% of holding21,140Form 4
2025-03-04MTRNSale1,256 @ $86.07$108K−6.6% of holding17,805Form 4
2025-01-31MTRNSale805 @ $101.24$81K−5.2% of holding14,632Form 4
45 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-04MTRNAward / grant812,506Form 4
2026-08-07MTRNWithheld for tax3,26716,951Form 4
2026-08-07MTRNOption exercise2,80018,046Form 4
2026-08-07MTRNOption exercise2,17220,218Form 4
2026-08-07MTRNOption exercise2,1724,345Form 4
2026-08-07MTRNOption exercise2,8001,400Form 4
2026-06-12MTRNAward / grant812,498Form 4
2026-05-08MTRNWithheld for tax3,72016,438Form 4
2026-05-08MTRNOption exercise4,91220,158Form 4
2026-05-08MTRNOption exercise4,9120Form 4
2026-03-09MTRNWithheld for tax615,246Form 4
2026-03-06MTRNAward / grant915,252Form 4
2026-03-06MTRNAward / grant1412,490Form 4
2026-03-02MTRNWithheld for tax3,90917,782Form 4
2026-03-01MTRNOption exercise5,5528,886Form 4
2026-03-01MTRNAward / grant5,4985,498Form 4
2026-03-01MTRNAward / grant3,59012,476Form 4
2026-03-01MTRNOption exercise5,55221,691Form 4
2026-02-18MTRNWithheld for tax3,50328,557Form 4
2026-02-18MTRNWithheld for tax3,21725,340Form 4
2026-02-18MTRNOption exercise5,78527,149Form 4
2026-02-18MTRNOption exercise4,91132,060Form 4
2026-02-18MTRNGift22525,115Form 4
2026-02-18MTRNOption exercise5,7850Form 4
2026-02-18MTRNOption exercise4,9110Form 4
2026-02-12MTRNAward / grant3,55421,364Form 4
2026-01-31MTRNAward / grant11314,438Form 4
2026-01-20AITAward / grant5723,656Form 4
2025-12-05MTRNAward / grant1514,325Form 4
2025-09-05MTRNAward / grant1814,310Form 4
2025-08-08MTRNAward / grant4,69614,292Form 4
2025-06-13MTRNAward / grant179,596Form 4
2025-03-10MTRNWithheld for tax517,810Form 4
2025-03-07MTRNAward / grant149,579Form 4
2025-03-07MTRNAward / grant1017,815Form 4
2025-03-03MTRNWithheld for tax1,85319,061Form 4
2025-03-01MTRNAward / grant4,4179,565Form 4
2025-03-01MTRNOption exercise3,3455,148Form 4
2025-03-01MTRNOption exercise3,34520,914Form 4
2025-03-01MTRNAward / grant6,5176,517Form 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.