CLARK ROBERT L

Director · MTX

As of 2026-09-16, CLARK ROBERT L has 10 Form 4 transactions on record across 1 company — 5 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: $2.3MIndirect: $0$2.3Mas of 2026-09-16
  • Direct $2.3M
  • Indirect $0
MTXdirect33,758 sh$2.3M

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

MTX · 10 trades
2026-09-04: Award / grant, 56 sh ($0)2026-06-18: Award / grant, 51 sh ($0)2026-05-20: Award / grant, 1,908 sh ($0)2026-03-06: Award / grant, 56 sh ($0)2025-12-04: Award / grant, 65 sh ($0)2025-09-05: Award / grant, 54 sh ($0)2025-06-12: Award / grant, 62 sh ($0)2025-05-14: Award / grant, 2,500 sh ($0)2025-03-07: Award / grant, 47 sh ($0)2024-12-05: Award / grant, 40 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
10 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-04MTXAward / grant5633,758Form 4
2026-06-18MTXAward / grant5133,702Form 4
2026-05-20MTXAward / grant1,90833,650Form 4
2026-03-06MTXAward / grant5631,742Form 4
2025-12-04MTXAward / grant6531,686Form 4
2025-09-05MTXAward / grant5431,621Form 4
2025-06-12MTXAward / grant6231,567Form 4
2025-05-14MTXAward / grant2,50031,505Form 4
2025-03-07MTXAward / grant4729,005Form 4
2024-12-05MTXAward / grant4028,958Form 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.