ROBERTS BRIAN K

Officer · ONTO, ST

As of 2026-09-16, ROBERTS BRIAN K has 6 Form 4 transactions on record across 2 companies — 3 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: $9.7MIndirect: $0$9.7Mas of 2026-09-16
  • Direct $9.7M
  • Indirect $0
ONTOdirect21,032 sh$5.1M
STdirect108,490 sh$4.5M

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

ONTO · 4 trades
2026-09-02: Withheld for tax, 3,239 sh ($824K)2026-03-02: Award / grant, 1,548 sh ($0)2026-03-02: Award / grant, 3,096 sh ($0)2025-09-02: Award / grant, 21,175 sh ($0)
ST · 2 trades
2025-04-01: Withheld for tax, 2,738 sh ($66K)2025-04-01: Award / grant, 51,074 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
6 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-02ONTOWithheld for tax3,23921,032Form 4
2026-03-02ONTOAward / grant1,5481,548Form 4
2026-03-02ONTOAward / grant3,09624,271Form 4
2025-09-02ONTOAward / grant21,17521,175Form 4
2025-04-01STWithheld for tax2,738108,490Form 4
2025-04-01STAward / grant51,074111,228Form 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.