KOBAYASHI MICHAEL K

Director · Officer · GO, ROST

As of 2026-09-16, KOBAYASHI MICHAEL K has 4 Form 4 transactions on record across 2 companies — 1 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: $14.2MIndirect: $0$14.2Mas of 2026-09-16
  • Direct $14.2M
  • Indirect $0
ROSTdirect61,783 sh$13.9M
GOdirect30,707 sh$352K

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

GO · 2 trades
2026-06-01: Award / grant, 18,868 sh ($0)2025-06-26: Award / grant, 11,839 sh ($150K)
ROST · 2 trades
2025-03-21: Withheld for tax, 9,658 sh ($1.2M)2025-03-21: Award / grant, 9,784 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
4 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-01GOAward / grant18,86830,707Form 4
2025-06-26GOAward / grant11,83911,839Form 4
2025-03-21ROSTWithheld for tax9,65861,783Form 4
2025-03-21ROSTAward / grant9,78471,441Form 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.