Yang Jinseok

Officer · MX

As of 2026-09-16, Yang Jinseok has 5 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: $197KIndirect: $0$197Kas of 2026-09-16
  • Direct $197K
  • Indirect $0
MXdirect70,742 sh$197K

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

MX · 5 trades
2025-03-01: Award / grant, 7,000 sh ($32K)2025-03-01: Withheld for tax, 3,167 sh ($14K)2024-12-31: Withheld for tax, 4,729 sh ($19K)2024-12-31: Withheld for tax, 2,444 sh ($10K)2024-12-31: Withheld for tax, 1,577 sh ($6K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
5 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2025-03-01MXAward / grant7,00073,909Form 4
2025-03-01MXWithheld for tax3,16770,742Form 4
2024-12-31MXWithheld for tax4,72966,909Form 4
2024-12-31MXWithheld for tax2,44471,638Form 4
2024-12-31MXWithheld for tax1,57774,082Form 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.