InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (10 ops.)
Explore the detailed record of transactions filed by Kosiba John W JR, Chief Financial Officer. Director active across 1 companies, notably American Superconductor CORP. Cumulatively, 14 disclosures have been published. Total volume traded: €1.1m. The latest transaction was disclosed on 6 June 2025 — Cession. Regulator: SEC (Form 4). The full history is free.
Declarations14 total
US$131,8444,744 shares@ US$27.79180.0050% mcap20.5% of flow
Common Stock
SEC:0000950170-25-083826·
€131,8444,744 shares@ €27.79180.0050% mcap9.4% of flow
Common Stock
SEC:0000950170-25-083826:0·
€47,6708,473 shares@ €5.62610.0018% mcap3.4% of flow
Common Stock
SEC:0001209191-22-036351:0·
€67,70713,325 shares@ €5.08120.0026% mcap4.8% of flow
Common Stock
SEC:0001209191-22-033662:0·
€227,92922,754 shares@ €10.01710.0087% mcap35.4% of flow
Common Stock
SEC:0001209191-21-069270·
€227,92922,754 shares@ €10.01710.0087% mcap16.3% of flow
Common Stock
SEC:0001209191-21-069270:0·
€61,7683,766 shares@ €16.40150.0024% mcap9.6% of flow
Common Stock
SEC:0001209191-21-062400·
€61,7683,766 shares@ €16.40150.0024% mcap4.4% of flow
Common Stock
SEC:0001209191-21-062400:0·
€126,53711,943 shares@ €10.5950.0048% mcap19.7% of flow
Common Stock
SEC:0001209191-21-050087·
€126,53711,943 shares@ €10.5950.0048% mcap9.0% of flow
Common Stock
SEC:0001209191-21-050087:0·
€95,5436,409 shares@ €14.90770.0036% mcap14.8% of flow
Common Stock
SEC:0001209191-21-045570·
€95,5436,409 shares@ €14.90770.0036% mcap6.8% of flow
Common Stock
SEC:0001209191-21-045570:0·
030,000 shares0
Common Stock
SEC:0001209191-21-035469·
030,000 shares0
Common Stock
SEC:0001209191-21-035469:0·
14 of 14 declarations
About Kosiba John W JR
Kosiba John W JR is the Chief Financial Officer at AMERICAN SUPERCONDUCTOR CORP, a company specializing in energy solutions. In his role, he oversees financial management and the company's strategy. John brings expertise in finance and management, thus contributing to the growth and innovation of AMERICAN SUPERCONDUCTOR.
