NIEWIARA JAMES A

Officer · MSI

As of 2026-09-16, NIEWIARA JAMES A has 31 Form 4 transactions on record across 1 company — 12 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: $9.4MIndirect: $0$9.4Mas of 2026-09-16
  • Direct $9.4M
  • Indirect $0
MSIdirect20,351 sh$9.4M

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

MSI · 31 trades
2026-05-18: Gift, 166 sh ($0)2026-03-14: Option exercise, 504 sh ($0)2026-03-14: Option exercise, 705 sh ($0)2026-03-13: Option exercise, 494 sh ($0)2026-03-13: Option exercise, 533 sh ($0)2026-03-12: Award / grant, 1,682 sh ($0)2026-03-09: Withheld for tax, 1,568 sh ($718K)2026-03-09: Withheld for tax, 454 sh ($208K)2026-03-09: Award / grant, 7,614 sh ($0)2026-03-09: Option exercise, 593 sh ($0)2026-03-09: Option exercise, 1,025 sh ($0)2026-02-25: Award / grant, 3,519 sh ($0)2025-09-11: Sale, 1,700 sh ($825K)2025-09-11: Option exercise, 1,612 sh ($289K)2025-09-11: Option exercise, 88 sh ($12K)2025-09-11: Option exercise, 1,612 sh ($0)2025-09-11: Option exercise, 88 sh ($0)2025-09-08: Sale, 900 sh ($429K)2025-09-08: Option exercise, 900 sh ($98K)2025-09-08: Option exercise, 900 sh ($0)2025-05-05: Gift, 173 sh ($0)2025-03-14: Withheld for tax, 289 sh ($121K)2025-03-14: Option exercise, 650 sh ($0)2025-03-14: Option exercise, 504 sh ($0)2025-03-13: Award / grant, 1,482 sh ($0)2025-03-10: Withheld for tax, 959 sh ($399K)2025-03-10: Withheld for tax, 189 sh ($79K)2025-03-09: Withheld for tax, 442 sh ($187K)2025-03-09: Option exercise, 594 sh ($0)2025-03-09: Option exercise, 991 sh ($0)2025-02-25: Award / grant, 2,165 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-09-11MSISale1,700 @ $485.43$825K−10.5% of holding14,542Form 4
2025-09-08MSISale900 @ $477.16$429K−5.8% of holding14,542Form 4
29 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-18MSIGift16620,351Form 4
2026-03-14MSIOption exercise504503Form 4
2026-03-14MSIOption exercise70520,424Form 4
2026-03-13MSIOption exercise494988Form 4
2026-03-13MSIOption exercise53319,719Form 4
2026-03-12MSIAward / grant1,6821,682Form 4
2026-03-09MSIWithheld for tax1,56816,593Form 4
2026-03-09MSIWithheld for tax45417,164Form 4
2026-03-09MSIAward / grant7,6147,614Form 4
2026-03-09MSIOption exercise5930Form 4
2026-03-09MSIOption exercise1,02517,618Form 4
2026-02-25MSIAward / grant3,51918,161Form 4
2025-09-11MSIOption exercise1,61216,242Form 4
2025-09-11MSIOption exercise8814,630Form 4
2025-09-11MSIOption exercise1,6122,305Form 4
2025-09-11MSIOption exercise88432Form 4
2025-09-08MSIOption exercise90015,442Form 4
2025-09-08MSIOption exercise9000Form 4
2025-05-05MSIGift17314,504Form 4
2025-03-14MSIWithheld for tax28914,604Form 4
2025-03-14MSIOption exercise65014,893Form 4
2025-03-14MSIOption exercise5041,007Form 4
2025-03-13MSIAward / grant1,4821,482Form 4
2025-03-10MSIWithheld for tax95914,432Form 4
2025-03-10MSIWithheld for tax18914,243Form 4
2025-03-09MSIWithheld for tax44215,392Form 4
2025-03-09MSIOption exercise594593Form 4
2025-03-09MSIOption exercise99115,834Form 4
2025-02-25MSIAward / grant2,16514,843Form 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.