Winzeler Jeffrey G — SEC Form 4 filings
SEC reporting owner CIK 1312143. 5 Form 4 filings on record with FilingPulse; latest filed 2026-06-04.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2025-10-06 to 2026-06-04. 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): 2 legs across 1 filing — 26,000 shares, $1,817,412 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 9.
- Largest priced transaction: sale of 25,918 shares @ $69.90 ($1,811,619) in Ambiq Micro, Inc., filed 2026-05-18.
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 |
|---|---|---|---|---|---|
| Ambiq Micro, Inc. (AMBQ) | Chief Financial Officer | 5 | — | 2 legs · 26,000 sh · $1,817,412 | 9 |
Form 4 filings — Winzeler Jeffrey G
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-04 | 4 | Ambiq Micro, Inc. (AMBQ) | Option exercise (M): 5,952 @ $16.80 · Option exercise (M): 5,952 (derivative) @ $0 | EDGAR |
| 2026-05-18 | 4 | Ambiq Micro, Inc. (AMBQ) | Option exercise (M): 26,000 @ $16.80 · Sale (S): 25,918 @ $69.90 · Sale (S): 82 @ $70.65 · Option exercise (M): 5,952 @ $16.80 · Option exercise (M): 26,000 (derivative) @ $0 · Option exercise (M): 5,952 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4/A | Ambiq Micro, Inc. (AMBQ) | Grant/award (A): 41,728 @ $0 | EDGAR |
| 2026-03-10 | 4 | Ambiq Micro, Inc. (AMBQ) | Grant/award (A): 41,728 @ $0 | EDGAR |
| 2025-10-06 | 4 | Ambiq Micro, Inc. (AMBQ) | Grant/award (A): 52,667 @ $0 | 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.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1312143 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →