Kosiba John W JR
SVP, CFO & TreasurerSEC Form 4 insider transaction history, parsed and scored by FilingIQ.
Total trades
27
Last 180 days
12
Avg composite
75.0
Last trade
Jun 11, 2026
Recent tickers traded
Latest filings by Kosiba John W JR
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
S Aug 4, 2025
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
S Jun 6, 2025
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
S May 20, 2025
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
S Nov 4, 2024
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
S Jun 11, 2024
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Activity overview
FilingIQ has scored 27 SEC Form 4 insider transactions associated with Kosiba John W JR. The most recent transaction is dated Jun 11, 2026.
Frequently asked
- How many Form 4 transactions has Kosiba John W JR filed?
- FilingIQ has indexed 27 SEC Form 4 insider transactions associated with Kosiba John W JR. The most recent transaction is dated Jun 11, 2026. Every filing sources back directly to SEC EDGAR.
- What is Kosiba John W JR's average composite score?
- Kosiba John W JR's average FilingIQ composite score is 75.0/100, produced by the FilingIQ multi-factor Form 4 model. The model framework is documented at /methodology.
- Which companies has Kosiba John W JR traded?
- Most recent trading activity covers AMSC. The full Form 4 history including older issuers is available on the FilingIQ web app.
- Where does FilingIQ's insider data come from?
- Every Form 4 transaction shown on this page is parsed directly from SEC EDGAR XML filings. Insider identity is normalized across CIK changes, name spellings, and indirect / related-party reporting.
Methodology & sources
All Form 4 transactions parsed directly from public SEC EDGAR XML filings. The FilingIQ composite score is documented on methodology. Compiled by Thomas Kraaibeek. Not investment advice; see disclaimer.