O'Hara David Mark

Director · CDZI

As of 2026-09-16, O'Hara David Mark has 5 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: $446KIndirect: $0$446Kas of 2026-09-16
  • Direct $446K
  • Indirect $0
CDZIdirect125,357 sh$446K

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

CDZI · 5 trades
2026-07-01: Award / grant, 4,464 sh ($19K)2026-06-30: Award / grant, 3,052 sh ($13K)2026-05-26: Purchase, 110,865 sh ($508K)2026-04-01: Award / grant, 3,267 sh ($19K)2026-04-01: Award / grant, 3,709 sh ($19K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-05-26CDZIPurchase110,865 @ $4.58$508K+1589.2% of holding117,841Form 4
4 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-01CDZIAward / grant4,464125,357Form 4
2026-06-30CDZIAward / grant3,052120,893Form 4
2026-04-01CDZIAward / grant3,2673,267Form 4
2026-04-01CDZIAward / grant3,7096,976Form 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.