Quick Takeaways
- Joseph A. Tautges has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $1,511,126.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Joseph A. Tautges
- Location
- Austin, TX
- Summary
- The estimated net worth of Joseph A. Tautges is at least $1,511,126 dollars as of 28 Jan 2026. Joseph A. Tautges is the Director of Ambiq Micro, Inc. and owns shares of Ambiq Micro, Inc. (AMBQ) stock worth about $1.51M.
- Signature
- /s/ Jeffrey Winzeler, Attorney-in-Fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Joseph A. Tautges and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: Ambiq Micro, Inc. ($1,511,126).
- Past-year value change for that position: -$241,800.
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Joseph A. Tautges
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| AMBQ | Ambiq Micro, Inc. | Director | $1,511,126 | -$241,800 | -14% | 26 Jan 2026 |
| CDK | CDK Global, Inc. | EVP, Chief Operating Officer | 06 Jul 2022 |
Insider Transactions Reported by Joseph A. Tautges:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.