Zeffiro A Mark

Director · ATKR

As of 2026-09-16, Zeffiro A Mark 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
ATKRdirect23,994 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

ATKR · 10 trades
2026-08-28: Award / grant, 48 sh ($0)2026-05-29: Award / grant, 54 sh ($0)2026-02-27: Award / grant, 69 sh ($0)2026-01-29: Award / grant, 2,275 sh ($0)2025-12-17: Award / grant, 68 sh ($0)2025-08-29: Award / grant, 74 sh ($0)2025-05-28: Award / grant, 64 sh ($0)2025-02-28: Award / grant, 67 sh ($0)2025-01-30: Award / grant, 1,795 sh ($0)2024-12-16: Award / grant, 43 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
10 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-28ATKRAward / grant4823,994Form 4
2026-05-29ATKRAward / grant5423,945Form 4
2026-02-27ATKRAward / grant6923,891Form 4
2026-01-29ATKRAward / grant2,27523,822Form 4
2025-12-17ATKRAward / grant6821,547Form 4
2025-08-29ATKRAward / grant7421,479Form 4
2025-05-28ATKRAward / grant6421,405Form 4
2025-02-28ATKRAward / grant6721,341Form 4
2025-01-30ATKRAward / grant1,79521,274Form 4
2024-12-16ATKRAward / grant4319,479Form 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.