Sanfratello Louisa — SEC Form 4 filings
SEC reporting owner CIK 1577896. 2 Form 4 filings on record with FilingPulse; latest filed 2026-05-29.
Transaction summary — filings shown
Covers all 2 filings on record, filed 2026-02-03 to 2026-05-29. 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): 1 leg across 1 filing — 50,000 shares, $240,140 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: sale of 50,000 shares @ $4.80 ($240,140) in AmpliTech Group, Inc., filed 2026-05-29.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| AmpliTech Group, Inc. (AMPG) | Chief Financial Officer, Director | 2 | — | 1 leg · 50,000 sh · $240,140 | 4 |
Form 4 filings — Sanfratello Louisa
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-29 | 4 | AmpliTech Group, Inc. (AMPG) | Option exercise (M): 50,000 @ $3.52 · Sale (S): 50,000 @ $4.80 · Option exercise (M): 50,000 (derivative) @ $0 | EDGAR |
| 2026-02-03 | 4 | AmpliTech Group, Inc. (AMPG) | Option exercise (M): 50,000 @ $3.04 · Grant/award (A): 200,000 (derivative) | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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