Witteveen Merel

Officer · AI

As of 2026-09-16, Witteveen Merel has 43 Form 4 transactions on record across 1 company — 0 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: $145KIndirect: $0$145Kas of 2026-09-16
  • Direct $145K
  • Indirect $0
AIdirect13,740 sh$145K

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

AI · 43 trades
2025-06-16: Sale, 5,485 sh ($131K)2025-06-15: Option exercise, 10,000 sh ($0)2025-06-15: Option exercise, 10,000 sh2025-06-15: Option exercise, 10,000 sh2025-06-09: Sale, 1,710 sh ($45K)2025-06-07: Option exercise, 3,125 sh ($0)2025-06-07: Option exercise, 3,125 sh2025-06-07: Option exercise, 3,125 sh2025-05-29: Sale, 3,189 sh ($84K)2025-05-29: Sale, 1,762 sh ($53K)2025-05-27: Sale, 805 sh ($19K)2025-05-24: Option exercise, 1,500 sh ($0)2025-05-24: Option exercise, 1,500 sh2025-05-24: Option exercise, 1,500 sh2025-05-19: Sale, 5,719 sh ($133K)2025-05-16: Option exercise, 10,000 sh ($0)2025-05-16: Option exercise, 10,000 sh2025-05-16: Option exercise, 10,000 sh2025-04-28: Withheld for tax, 610 sh ($14K)2025-04-28: Award / grant, 1,108 sh ($0)2025-03-19: Sale, 1,133 sh ($25K)2025-03-09: Withheld for tax, 1,721 sh ($39K)2025-03-09: Option exercise, 3,125 sh ($0)2025-03-09: Option exercise, 3,125 sh2025-03-09: Option exercise, 3,125 sh2025-02-25: Sale, 337 sh ($9K)2025-02-23: Withheld for tax, 826 sh ($24K)2025-02-23: Option exercise, 1,500 sh ($0)2025-02-23: Option exercise, 1,500 sh2025-02-23: Option exercise, 1,500 sh2025-02-18: Sale, 3,253 sh ($103K)2025-02-15: Withheld for tax, 5,661 sh ($179K)2025-02-15: Option exercise, 10,000 sh ($0)2025-02-15: Option exercise, 10,000 sh2025-02-15: Option exercise, 10,000 sh2025-01-27: Withheld for tax, 485 sh ($15K)2025-01-27: Award / grant, 803 sh ($0)2024-12-30: Sale, 5,553 sh ($196K)2024-12-30: Sale, 5,579 sh ($193K)2024-12-07: Withheld for tax, 1,718 sh ($70K)2024-12-07: Option exercise, 3,125 sh ($0)2024-12-07: Option exercise, 3,125 sh2024-12-07: Option exercise, 3,125 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-06-16AISale5,485 @ $23.95$131K−28.5% of holding13,740Form 4
2025-06-09AISale1,710 @ $26.23$45K−15.6% of holding9,225Form 4
2025-05-29AISale3,189 @ $26.32$84K−25.0% of holding9,572Form 4
2025-05-29AISale1,762 @ $30.00$53K−18.4% of holding7,810Form 4
2025-05-27AISale805 @ $23.56$19K−5.9% of holding12,761Form 4
2025-05-19AISale5,719 @ $23.32$133K−32.2% of holding12,066Form 4
2025-03-19AISale1,133 @ $22.25$25K−13.5% of holding7,287Form 4
2025-02-25AISale337 @ $26.41$9K−5.4% of holding5,883Form 4
2025-02-18AISale3,253 @ $31.57$103K−37.0% of holding5,546Form 4
2024-12-30AISale5,553 @ $35.35$196K−57.3% of holding4,142Form 4
2024-12-30AISale5,579 @ $34.56$193K−36.5% of holding9,695Form 4
32 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2025-06-15AIOption exercise10,00040,000Form 4
2025-06-15AIOption exercise10,00019,225Form 4
2025-06-15AIOption exercise10,00019,225Form 4
2025-06-07AIOption exercise3,12512,500Form 4
2025-06-07AIOption exercise3,12510,935Form 4
2025-06-07AIOption exercise3,12510,935Form 4
2025-05-24AIOption exercise1,5007,500Form 4
2025-05-24AIOption exercise1,50013,566Form 4
2025-05-24AIOption exercise1,50013,566Form 4
2025-05-16AIOption exercise10,00090,000Form 4
2025-05-16AIOption exercise10,00017,785Form 4
2025-05-16AIOption exercise10,00017,785Form 4
2025-04-28AIWithheld for tax6107,785Form 4
2025-04-28AIAward / grant1,1088,395Form 4
2025-03-09AIWithheld for tax1,7217,287Form 4
2025-03-09AIOption exercise3,12515,625Form 4
2025-03-09AIOption exercise3,1259,008Form 4
2025-03-09AIOption exercise3,1259,008Form 4
2025-02-23AIWithheld for tax8266,220Form 4
2025-02-23AIOption exercise1,5009,000Form 4
2025-02-23AIOption exercise1,5007,046Form 4
2025-02-23AIOption exercise1,5007,046Form 4
2025-02-15AIWithheld for tax5,6618,799Form 4
2025-02-15AIOption exercise10,000100,000Form 4
2025-02-15AIOption exercise10,00014,460Form 4
2025-02-15AIOption exercise10,00014,460Form 4
2025-01-27AIWithheld for tax4854,460Form 4
2025-01-27AIAward / grant8034,945Form 4
2024-12-07AIWithheld for tax1,71815,274Form 4
2024-12-07AIOption exercise3,12518,750Form 4
2024-12-07AIOption exercise3,12516,992Form 4
2024-12-07AIOption exercise3,12516,992Form 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.