Maraldo David R.

Officer · MRK

As of 2026-09-16, Maraldo David R. has 12 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: $779KIndirect: $0$779Kas of 2026-09-16
  • Direct $779K
  • Indirect $0
MRKdirect5,374 sh$779K

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

MRK · 12 trades
2026-08-05: Sale, 9,709 sh ($1.2M)2026-08-05: Option exercise, 9,709 sh ($846K)2026-08-05: Sale, 6,311 sh ($812K)2026-08-05: Option exercise, 6,311 sh ($465K)2026-08-05: Sale, 2,686 sh ($346K)2026-08-05: Option exercise, 2,686 sh ($228K)2026-08-05: Option exercise, 2,686 sh ($0)2026-08-05: Option exercise, 6,311 sh ($0)2026-08-05: Option exercise, 9,709 sh ($0)2026-05-02: Option exercise, 552 sh ($62K)2026-05-02: Withheld for tax, 159 sh ($18K)2026-05-02: Option exercise, 552 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-05MRKSale9,709 @ $128.72$1.2M−34.8% of holding18,212Form 4
2026-08-05MRKSale6,311 @ $128.72$812K−25.7% of holding18,212Form 4
2026-08-05MRKSale2,686 @ $128.72$346K−12.9% of holding18,212Form 4
9 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-05MRKOption exercise9,70927,921Form 4
2026-08-05MRKOption exercise6,31124,523Form 4
2026-08-05MRKOption exercise2,68620,898Form 4
2026-08-05MRKOption exercise2,6865,374Form 4
2026-08-05MRKOption exercise6,3113,154Form 4
2026-08-05MRKOption exercise9,7090Form 4
2026-05-02MRKOption exercise55218,371Form 4
2026-05-02MRKWithheld for tax15918,212Form 4
2026-05-02MRKOption exercise5520Form 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.