Roberts David B

Director · Officer · LMAT, AVR

As of 2026-09-16, Roberts David B has 139 Form 4 transactions on record across 2 companies — 75 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: $148KIndirect: $0$148Kas of 2026-09-16
  • Direct $148K
  • Indirect $0
AVRdirect17,580 sh$147K
LMATdirect14 sh$1K

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

LMAT · 134 trades
2026-09-03: Award / grant, 2 sh ($0)2026-09-03: Award / grant, 5 sh ($0)2026-09-03: Award / grant, 0 sh ($0)2026-09-03: Award / grant, 0 sh ($0)2026-09-03: Award / grant, 4 sh ($0)2026-09-03: Award / grant, 3 sh ($0)2026-09-03: Award / grant, 4 sh ($0)2026-09-03: Award / grant, 2 sh ($0)2026-09-03: Award / grant, 4 sh ($0)2026-06-04: Award / grant, 2 sh ($0)2026-06-04: Award / grant, 5 sh ($0)2026-06-04: Award / grant, 0 sh ($0)2026-06-04: Award / grant, 0 sh ($0)2026-06-04: Award / grant, 3 sh ($0)2026-06-04: Award / grant, 3 sh ($0)2026-06-04: Award / grant, 4 sh ($0)2026-06-04: Award / grant, 3 sh ($0)2026-06-04: Award / grant, 2 sh ($0)2026-03-26: Award / grant, 2 sh ($0)2026-03-26: Award / grant, 4 sh ($0)2026-03-26: Award / grant, 0 sh ($0)2026-03-26: Award / grant, 0 sh ($0)2026-03-26: Award / grant, 3 sh ($0)2026-03-26: Award / grant, 2 sh ($0)2026-03-26: Award / grant, 3 sh ($0)2026-03-26: Award / grant, 3 sh ($0)2026-03-26: Award / grant, 2 sh ($0)2026-03-11: Sale, 3,312 sh ($357K)2026-02-27: Sale, 8,464 sh ($904K)2026-02-26: Withheld for tax, 134 sh ($15K)2026-02-26: Withheld for tax, 13 sh ($1K)2026-02-26: Option exercise, 3 sh ($0)2026-02-26: Option exercise, 3 sh ($0)2026-02-26: Award / grant, 1,514 sh ($0)2026-02-26: Award / grant, 146 sh ($0)2026-02-05: Option exercise, 2,672 sh ($100K)2026-02-05: Option exercise, 7 sh ($340)2026-02-05: Option exercise, 7 sh ($0)2026-02-05: Option exercise, 2,672 sh ($0)2025-12-12: Withheld for tax, 302 sh ($25K)2025-12-12: Withheld for tax, 302 sh ($25K)2025-12-12: Option exercise, 18 sh ($0)2025-12-12: Option exercise, 18 sh ($0)2025-12-12: Option exercise, 18 sh ($0)2025-12-12: Option exercise, 18 sh ($0)2025-12-11: Withheld for tax, 297 sh ($25K)2025-12-11: Option exercise, 25 sh ($0)2025-12-11: Option exercise, 25 sh ($0)2025-12-10: Award / grant, 10,400 sh ($0)2025-12-10: Award / grant, 1,694 sh ($0)2025-12-08: Withheld for tax, 230 sh ($19K)2025-12-08: Withheld for tax, 205 sh ($17K)2025-12-08: Option exercise, 11 sh ($0)2025-12-08: Option exercise, 9 sh ($0)2025-12-08: Option exercise, 11 sh ($0)2025-12-08: Option exercise, 9 sh ($0)2025-12-06: Withheld for tax, 99 sh ($8K)2025-12-06: Withheld for tax, 10 sh ($845)2025-12-06: Option exercise, 3 sh ($0)2025-12-06: Option exercise, 3 sh ($0)2025-12-04: Award / grant, 3 sh ($0)2025-12-04: Award / grant, 2 sh ($0)2025-12-04: Award / grant, 3 sh ($0)2025-12-04: Award / grant, 3 sh ($0)2025-12-04: Award / grant, 4 sh ($0)2025-12-04: Award / grant, 5 sh ($0)2025-12-04: Award / grant, 0 sh ($0)2025-12-02: Withheld for tax, 107 sh ($9K)2025-12-02: Option exercise, 15 sh ($0)2025-12-02: Option exercise, 15 sh ($0)2025-09-04: Award / grant, 4 sh ($0)2025-09-04: Award / grant, 3 sh ($0)2025-09-04: Award / grant, 1 sh ($0)2025-09-04: Award / grant, 3 sh ($0)2025-09-04: Award / grant, 1 sh ($0)2025-09-04: Award / grant, 0 sh ($0)2025-09-04: Award / grant, 3 sh ($0)2025-09-04: Award / grant, 4 sh ($0)2025-08-11: Sale, 6,713 sh ($620K)2025-08-11: Sale, 3,718 sh ($344K)2025-08-11: Option exercise, 6,713 sh ($250K)2025-08-11: Option exercise, 3,979 sh ($148K)2025-08-11: Sale, 384 sh ($35K)2025-08-11: Option exercise, 123 sh ($4K)2025-08-11: Option exercise, 123 sh ($0)2025-08-11: Option exercise, 3,979 sh ($0)2025-08-11: Option exercise, 6,713 sh ($0)2025-05-29: Award / grant, 5 sh ($0)2025-05-29: Award / grant, 3 sh ($0)2025-05-29: Award / grant, 3 sh ($0)2025-05-29: Award / grant, 2 sh ($0)2025-05-29: Award / grant, 1 sh ($0)2025-05-29: Award / grant, 0 sh ($0)2025-05-29: Award / grant, 3 sh ($0)2025-05-29: Award / grant, 4 sh ($0)2025-03-27: Award / grant, 4 sh ($0)2025-03-27: Award / grant, 0 sh ($0)2025-03-27: Award / grant, 3 sh ($0)2025-03-27: Award / grant, 5 sh ($0)2025-03-27: Award / grant, 3 sh ($0)2025-03-27: Award / grant, 3 sh ($0)2025-03-27: Award / grant, 2 sh ($0)2025-03-27: Award / grant, 1 sh ($0)2025-03-07: Option exercise, 2,818 sh ($100K)2025-03-07: Option exercise, 2,818 sh ($0)2025-02-28: Withheld for tax, 203 sh ($19K)2025-02-28: Award / grant, 685 sh ($0)2025-02-28: Option exercise, 5 sh ($0)2025-02-28: Option exercise, 5 sh ($0)2025-02-18: Award / grant, 129 sh ($0)2025-02-18: Award / grant, 741 sh ($0)2024-12-20: Withheld for tax, 115 sh ($11K)2024-12-20: Option exercise, 17 sh ($0)2024-12-20: Option exercise, 17 sh ($0)2024-12-12: Withheld for tax, 197 sh ($20K)2024-12-12: Withheld for tax, 197 sh ($20K)2024-12-12: Option exercise, 11 sh ($0)2024-12-12: Option exercise, 11 sh ($0)2024-12-12: Option exercise, 11 sh ($0)2024-12-12: Option exercise, 11 sh ($0)2024-12-11: Withheld for tax, 196 sh ($20K)2024-12-11: Option exercise, 18 sh ($0)2024-12-11: Option exercise, 18 sh ($0)2024-12-09: Withheld for tax, 169 sh ($17K)2024-12-09: Option exercise, 4 sh ($0)2024-12-09: Option exercise, 4 sh ($0)2024-12-06: Award / grant, 1,335 sh ($0)2024-12-06: Award / grant, 7,662 sh ($0)2024-12-05: Award / grant, 4 sh ($0)2024-12-05: Award / grant, 1 sh ($0)2024-12-05: Award / grant, 2 sh ($0)2024-12-05: Award / grant, 3 sh ($0)2024-12-05: Award / grant, 3 sh ($0)2024-12-05: Award / grant, 1 sh ($0)
AVR · 5 trades
2026-06-07: Option exercise, 17,580 sh ($0)2026-06-07: Option exercise, 17,580 sh2026-06-07: Option exercise, 17,580 sh2025-12-03: Award / grant, 13,821 sh ($0)2025-12-03: Award / grant, 52,742 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-03-11LMATSale3,312 @ $107.68$357K−18.4% of holding14,667Form 4
2026-02-27LMATSale8,464 @ $106.80$904K−32.0% of holding17,979Form 4
2025-08-11LMATSale6,713 @ $92.35$620K−27.2% of holding17,976Form 4
2025-08-11LMATSale3,718 @ $92.53$344K−16.8% of holding18,360Form 4
2025-08-11LMATSale384 @ $91.55$35K−2.1% of holding17,976Form 4
134 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-03LMATAward / grant225Form 4
2026-09-03LMATAward / grant514Form 4
2026-09-03LMATAward / grant02Form 4
2026-09-03LMATAward / grant02Form 4
2026-09-03LMATAward / grant419Form 4
2026-09-03LMATAward / grant318Form 4
2026-09-03LMATAward / grant432Form 4
2026-09-03LMATAward / grant225Form 4
2026-09-03LMATAward / grant430Form 4
2026-06-07AVROption exercise17,58035,162Form 4
2026-06-07AVROption exercise17,58017,580Form 4
2026-06-07AVROption exercise17,58017,580Form 4
2026-06-04LMATAward / grant223Form 4
2026-06-04LMATAward / grant58Form 4
2026-06-04LMATAward / grant02Form 4
2026-06-04LMATAward / grant02Form 4
2026-06-04LMATAward / grant315Form 4
2026-06-04LMATAward / grant314Form 4
2026-06-04LMATAward / grant428Form 4
2026-06-04LMATAward / grant327Form 4
2026-06-04LMATAward / grant223Form 4
2026-03-26LMATAward / grant221Form 4
2026-03-26LMATAward / grant44Form 4
2026-03-26LMATAward / grant01Form 4
2026-03-26LMATAward / grant01Form 4
2026-03-26LMATAward / grant312Form 4
2026-03-26LMATAward / grant212Form 4
2026-03-26LMATAward / grant324Form 4
2026-03-26LMATAward / grant324Form 4
2026-03-26LMATAward / grant222Form 4
2026-02-26LMATWithheld for tax13426,456Form 4
2026-02-26LMATWithheld for tax1326,443Form 4
2026-02-26LMATOption exercise326,593Form 4
2026-02-26LMATOption exercise39Form 4
2026-02-26LMATAward / grant1,51426,444Form 4
2026-02-26LMATAward / grant14626,590Form 4
2026-02-05LMATOption exercise2,67224,923Form 4
2026-02-05LMATOption exercise724,930Form 4
2026-02-05LMATOption exercise714,054Form 4
2026-02-05LMATOption exercise2,6720Form 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.