Ching Michael E.

Director · PRIM

As of 2026-09-16, Ching Michael E. has 15 Form 4 transactions on record across 1 company — 8 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: $827KIndirect: $0$827Kas of 2026-09-16
  • Direct $827K
  • Indirect $0
PRIMdirect10,754 sh$827K

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

PRIM · 15 trades
2026-07-31: Award / grant, 356 sh2026-07-31: Award / grant, 356 sh2026-04-30: Award / grant, 268 sh2026-04-30: Award / grant, 268 sh2026-02-17: Award / grant, 294 sh2026-02-17: Award / grant, 294 sh2025-10-29: Award / grant, 302 sh2025-10-29: Award / grant, 302 sh2025-09-11: Sale, 2,935 sh ($352K)2025-07-30: Award / grant, 499 sh2025-07-30: Award / grant, 499 sh2025-04-30: Award / grant, 589 sh2025-04-30: Award / grant, 589 sh2025-02-19: Award / grant, 467 sh2025-02-19: Award / grant, 467 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-09-11PRIMSale2,935 @ $119.89$352K−23.5% of holding9,534Form 4
14 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-31PRIMAward / grant35610,754Form 4
2026-07-31PRIMAward / grant35610,754Form 4
2026-04-30PRIMAward / grant26810,398Form 4
2026-04-30PRIMAward / grant26810,398Form 4
2026-02-17PRIMAward / grant29410,130Form 4
2026-02-17PRIMAward / grant29410,130Form 4
2025-10-29PRIMAward / grant3029,836Form 4
2025-10-29PRIMAward / grant3029,836Form 4
2025-07-30PRIMAward / grant49912,469Form 4
2025-07-30PRIMAward / grant49912,469Form 4
2025-04-30PRIMAward / grant58911,970Form 4
2025-04-30PRIMAward / grant58911,970Form 4
2025-02-19PRIMAward / grant46711,381Form 4
2025-02-19PRIMAward / grant46711,381Form 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.