Winzeler Jeffrey G
SEC insider (Form 3/4/5 filer). CIK 0001312143. Chief Financial Officer at Ambiq Micro, Inc. (AMBQ). 10 reported Form 4/5 transactions since Sep 2024; latest on Oct 2, 2026. Located in AUSTIN, TX.
Companies Winzeler Jeffrey G has filed insider reports for
- Ambiq Micro, Inc. (AMBQ): Officer, Chief Financial Officer
Winzeler Jeffrey G
CIK: 0001312143
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Ambiq Micro, Inc.
Discretionary Trading P&L
Holdings
Transaction History (10 total)
- Oct 2, 2026AMBQ
Ambiq Micro, Inc.
SaleDirect2.3K shares at avg. $69.11$162K - Oct 2, 2026AMBQ
Ambiq Micro, Inc.
SaleDirect2.8K shares at avg. $69.77$197K - Oct 2, 2026AMBQ
Ambiq Micro, Inc.
SaleDirect284 shares at avg. $71.86$20K - Jun 2, 2026AMBQ
Ambiq Micro, Inc.
ExerciseDirect6K shares at avg. $16.80$100K - May 15, 2026AMBQ
Ambiq Micro, Inc.
ExerciseDirect6K shares at avg. $16.80$100K - May 14, 2026AMBQ
Ambiq Micro, Inc.
SaleDirect25.9K shares at avg. $69.90$1.8M - May 14, 2026AMBQ
Ambiq Micro, Inc.
SaleDirect82 shares at avg. $70.65$6K - May 14, 2026AMBQ
Ambiq Micro, Inc.
ExerciseDirect26K shares at avg. $16.80$437K - Mar 6, 2026AMBQ
Ambiq Micro, Inc.
AwardDirect41.7K shares- - Oct 2, 2025AMBQ
Ambiq Micro, Inc.
AwardDirect52.7K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 2, 2026 | AMBQ Ambiq Micro, Inc. | Sale | 2,343 | $69.11 | $161,921 | Direct |
| Oct 2, 2026 | AMBQ Ambiq Micro, Inc. | Sale | 2,828 | $69.77 | $197,316 | Direct |
| Oct 2, 2026 | AMBQ Ambiq Micro, Inc. | Sale | 284 | $71.86 | $20,408 | Direct |
| Jun 2, 2026 | AMBQ Ambiq Micro, Inc. | Exercise | 5,952 | $16.80 | $99,994 | Direct |
| May 15, 2026 | AMBQ Ambiq Micro, Inc. | Exercise | 5,952 | $16.80 | $99,994 | Direct |
| May 14, 2026 | AMBQ Ambiq Micro, Inc. | Sale | 25,918 | $69.90 | $1,811,619 | Direct |
| May 14, 2026 | AMBQ Ambiq Micro, Inc. | Sale | 82 | $70.65 | $5,793 | Direct |
| May 14, 2026 | AMBQ Ambiq Micro, Inc. | Exercise | 26,000 | $16.80 | $436,800 | Direct |
| Mar 6, 2026 | AMBQ Ambiq Micro, Inc. | Award | 41,728 | - | $0 | Direct |
| Oct 2, 2025 | AMBQ Ambiq Micro, Inc. | Award | 52,667 | - | - | Direct |
1-10 of 10 transactions