SEC reporting owner

Stefan Constantin Ionel SEC insider disclosures

Explore Stefan Constantin Ionel's reporting-owner identity, issuer relationships, purchases, sales and SEC filing receipts.

As of 2026-10-07T00:29:11.873Z

Reporting owner CIK
0001940928
Issuers
1
Coverage
verified

Issuer relationships

A reporting-owner CIK identifies the filer across issuer relationships and name aliases. A filer may be an individual or an organization; the filing role is the relevant evidence.

Amprius Technologies, Inc.0001899287AMPXYesNo

Recent SEC transactions

Code P identifies a purchase, S a sale and A an award. Awards and open-market purchases describe different events. Use the public availability date when deciding when a researcher could have known about the transaction.

2026-08-262026-08-21AMPXS29,681Not reported
2026-05-292026-05-27AMPXS3,208Not reported
2026-05-272026-05-21AMPXS28,812Not reported
2026-03-072026-03-04AMPXA110,000Not reported
2026-02-252026-02-23AMPXS25,366Not reported
2026-01-312026-01-28AMPXS39,690Not reported
2026-01-242026-01-23AMPXS1,600Not reported
2026-01-242026-01-22AMPXS492,827Not reported
2026-01-242026-01-21AMPXS73,280Not reported
2025-12-162025-12-11AMPXS198,255Not reported
2025-11-262025-11-21AMPXS25,024Not reported
2025-08-262025-08-21AMPXS19,159Not reported
2025-05-242025-05-21AMPXS20,366Not reported
2025-03-222025-03-19AMPXA461,540Not reported
2025-02-252025-02-21AMPXS9,066Not reported
2024-11-232024-11-21AMPXS8,575Not reported
2024-10-262024-10-23AMPXA139,613Not reported
2024-10-262024-10-23AMPXA41,653Not reported
2024-10-262024-10-23AMPXA3,471Not reported

Up to 50 transactions from the recent two-year owner window.

Source evidence and strategy eligibility

The transactions below come from filings; a historical tracker separately simulates following eligible events. Joint filers can report the same transaction, and an owner can have filings at multiple companies. Public availability, amendment lineage and verified coverage determine which events a historical tracker may use.

The current directory marks this owner's filing coverage verified.