Hall Mary Dean

Director · Officer · MAGN, NGVT, AIT

As of 2026-09-17, Hall Mary Dean has 20 Form 4 transactions on record across 3 companies — 11 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: $4.2MIndirect: $0$4.2Mas of 2026-09-17
  • Direct $4.2M
  • Indirect $0
NGVTdirect37,427 sh$2.5M
AITdirect4,596 sh$1.5M
MAGNdirect12,998 sh$152K

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

NGVT · 13 trades
2026-03-02: Withheld for tax, 1,679 sh ($120K)2026-03-02: Withheld for tax, 1,363 sh ($98K)2026-03-02: Withheld for tax, 747 sh ($54K)2026-03-02: Withheld for tax, 559 sh ($40K)2026-02-26: Withheld for tax, 873 sh ($62K)2026-02-26: Award / grant, 1,780 sh ($0)2025-02-28: Withheld for tax, 1,369 sh ($65K)2025-02-28: Withheld for tax, 751 sh ($36K)2025-02-28: Withheld for tax, 562 sh ($27K)2025-02-28: Withheld for tax, 452 sh ($22K)2025-02-28: Award / grant, 11,108 sh ($0)2025-02-19: Withheld for tax, 852 sh ($41K)2025-02-19: Award / grant, 1,675 sh ($0)
MAGN · 4 trades
2026-03-09: Award / grant, 12,998 sh ($0)2025-11-14: Award / grant, 5,871 sh ($0)2025-11-04: Option exercise, 9,501 sh ($81K)2025-11-04: Option exercise, 9,501 sh ($0)
AIT · 3 trades
2026-01-20: Award / grant, 572 sh ($0)2025-01-23: Award / grant, 562 sh ($0)2024-11-27: Sale, 2,200 sh ($605K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2024-11-27AITSale2,200 @ $275.08$605K−38.9% of holding3,462Form 4
19 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-03-09MAGNAward / grant12,99812,998Form 4
2026-03-02NGVTWithheld for tax1,67937,427Form 4
2026-03-02NGVTWithheld for tax1,36339,665Form 4
2026-03-02NGVTWithheld for tax74741,028Form 4
2026-03-02NGVTWithheld for tax55939,106Form 4
2026-02-26NGVTWithheld for tax87341,775Form 4
2026-02-26NGVTAward / grant1,78042,648Form 4
2026-01-20AITAward / grant5724,596Form 4
2025-11-14MAGNAward / grant5,8715,871Form 4
2025-11-04MAGNOption exercise9,5019,501Form 4
2025-11-04MAGNOption exercise9,5010Form 4
2025-02-28NGVTWithheld for tax1,36930,322Form 4
2025-02-28NGVTWithheld for tax75131,691Form 4
2025-02-28NGVTWithheld for tax56229,760Form 4
2025-02-28NGVTWithheld for tax45232,442Form 4
2025-02-28NGVTAward / grant11,10840,868Form 4
2025-02-19NGVTWithheld for tax85232,894Form 4
2025-02-19NGVTAward / grant1,67533,746Form 4
2025-01-23AITAward / grant5624,024Form 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.