Lewis Michael A

Director · NPKI, POR

As of 2026-09-16, Lewis Michael A has 12 Form 4 transactions on record across 2 companies — 7 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.

Pattern in the record: open-market sales filed in August in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $2.5MIndirect: $0$2.5Mas of 2026-09-16
  • Direct $2.5M
  • Indirect $0
NPKIdirect135,865 sh$1.8M
PORdirect15,045 sh$721K

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

NPKI · 8 trades
2026-08-17: Sale, 2,013 sh ($29K)2026-05-20: Award / grant, 8,558 sh ($0)2026-05-15: Sale, 2,013 sh ($31K)2026-02-23: Sale, 2,013 sh ($29K)2025-11-24: Sale, 2,013 sh ($24K)2025-08-25: Sale, 2,013 sh ($21K)2025-06-16: Sale, 2,013 sh ($17K)2025-05-15: Award / grant, 15,097 sh ($0)
POR · 4 trades
2026-07-27: Sale, 1,537 sh ($80K)2026-07-24: Award / grant, 3,073 sh ($160K)2025-07-21: Sale, 1,937 sh ($78K)2025-07-18: Award / grant, 3,873 sh ($155K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-17NPKISale2,013 @ $14.26$29K−1.5% of holding135,865Form 4
2026-07-27PORSale1,537 @ $51.83$80K−9.3% of holding15,045Form 4
2026-05-15NPKISale2,013 @ $15.30$31K−1.5% of holding129,320Form 4
2026-02-23NPKISale2,013 @ $14.31$29K−1.5% of holding131,333Form 4
2025-11-24NPKISale2,013 @ $12.00$24K−1.5% of holding133,346Form 4
2025-08-25NPKISale2,013 @ $10.33$21K−1.5% of holding135,359Form 4
2025-07-21PORSale1,937 @ $40.10$78K−12.5% of holding13,509Form 4
2025-06-16NPKISale2,013 @ $8.60$17K−1.4% of holding137,372Form 4
4 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-24PORAward / grant3,07316,582Form 4
2026-05-20NPKIAward / grant8,558137,878Form 4
2025-07-18PORAward / grant3,87315,446Form 4
2025-05-15NPKIAward / grant15,097139,385Form 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.