PMA insider transaction filings
PMA Graphene Technology Group Inc. — 4 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-09-15. Screen PMA transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 4 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 13 legs across 4 filings by 1 insider — 1,009,114 shares, $1,299,231 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 0.
- Largest priced transaction: sale of 150,000 shares @ $1.25 ($187,845) by Lam Chi Ming, filed 2026-09-11.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Lam Chi Ming — Director | 4 | — | 13 legs · 1,009,114 sh · $1,299,231 | — |
Recent Form 4 filings — PMA Graphene Technology Group Inc.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-15 | 4 | Lam Chi Ming — Director | Sale (S): 99,114 @ $1.30 | EDGAR |
| 2026-09-11 | 4 | Lam Chi Ming — Director | Sale (S): 150,000 @ $1.25 · Sale (S): 120,000 @ $1.30 | EDGAR |
| 2026-09-11 | 4/A | Lam Chi Ming — Director, 10% owner | Sale (S): 100,000 @ $1.10 · Sale (S): 100,000 @ $1.37 · Sale (S): 15,000 @ $1.75 · Sale (S): 5,000 @ $1.62 · Sale (S): 100,000 @ $1.32 | EDGAR |
| 2026-08-25 | 4 | Lam Chi Ming — Director, 10% owner | Sale (S): 100,000 @ $1.10 · Sale (S): 100,000 @ $1.37 · Sale (S): 15,000 @ $1.75 · Sale (S): 5,000 @ $1.62 · Sale (S): 100,000 @ $1.32 | EDGAR |
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