Form 4 holding
Director
Ambiq Micro, Inc.
- Security class
- Common Stock
- Shares / value
- 52,575
- Estimated value
- $1,335,930
- Report date
- 08 Jun 2026
- Price
- $25.41
- Ownership
- Direct
Timothy Chen
Insider Reports History
- Reporting-owner location
- Austin, TX
- Latest reporting-owner signature
-
/s/ Jeffrey Winzeler, Attorney-in-Fact
Source: Latest parsed Forms 3/4/5 signature
- Transaction source note
- Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.
Identity
Names, identifiers, and filing context for this profile.
1 identity field
SEC source record
Original filing metadata and source links for verification.
1 source field
Source evidence
Original filing metadata and source links for verification.
1 source field
Reported holdings for Timothy Chen
Form 4 holding
Director
Ambiq Micro, Inc.
- Security class
- Common Stock
- Shares / value
- 0
- Estimated value
- $0
- Report date
- 27 May 2026
- Price
- $25.41
- Ownership
- By: Triumph Way Investment Inc.
Form 4 holding
Director
Ambiq Micro, Inc.
- Security class
- Series F-1 Convertible Preferred Stock
- Shares / value
- 0
- Estimated value
- Report date
- 31 Jul 2025
- Price
- Ownership
- By: Triumph Way Investment Inc.
- Underlying class
- Common Stock
- Underlying amount
Insider Reports Filed by Timothy Chen
4
AMBQ
Ambiq Micro, Inc.
- Report period
- 08 Jun 2026
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 10 Jun 2026, 16:46
- Role
- Director
- Next action
- Open filing details
4
AMBQ
Ambiq Micro, Inc.
- Report period
- 27 May 2026
- Transactions
- 4
- Transaction value
- $0
- Accepted by SEC
- 29 May 2026, 19:51
- Role
- Director
- Next action
- Open filing details
4/A
AMBQ
Ambiq Micro, Inc.
- Report period
- 29 Jul 2025
- Transactions
- 2
- Transaction value
- $0
- Accepted by SEC
- 29 May 2026, 19:49
- Role
- Director
- Next action
- Open filing details
3/A
AMBQ
Ambiq Micro, Inc.
- Report period
- 29 Jul 2025
- Transactions
- 0
- Transaction value
- $0
- Accepted by SEC
- 29 May 2026, 19:47
- Role
- Director
- Next action
- Open filing details