Quick Takeaways
- Jonathan Bornstein has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $414,215.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Jonathan Bornstein
- Location
- Fremont, CA
- Summary
- The estimated net worth of Jonathan Bornstein is at least $414,215 dollars as of 12 Mar 2025. Jonathan Bornstein is the President of Amprius Lab of Amprius Technologies, Inc. and owns shares of Amprius Technologies, Inc. (AMPX) stock worth about $414.2K.
- Signature
- /s/ Sandra Wallach, attorney-in-fact on behalf of Jonathan Bornstein
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Jonathan Bornstein 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: Amprius Technologies, Inc. ($414,215).
- Past-year value change for that position: .
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 Jonathan Bornstein
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| AMPX, AMPX-WT | Amprius Technologies, Inc. | President of Amprius Lab | $414,215 | 10 Mar 2025 |
Insider Transactions Reported by Jonathan Bornstein:
| 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.