Kosiba John W JR

American Superconductor Corporation · SVP

Kosiba John W JR is listed in public filings as officer: SVP, CFO & Treasurer. This Kosiba John W JR insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include American Superconductor Corporation (AMSC). Investors use Kosiba John W JR's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
American Superconductor CorporationAMSC$20M368.6k sharesSellAug 4, 2025$1.9M34.3k shares$54.34--
American Superconductor CorporationAMSC$19M352.9k sharesSellAug 4, 2025$867.7K15.7k shares$55.13--
American Superconductor CorporationAMSC$09.8k sharesSellAug 4, 2025$543.9K9.8k shares$55.26--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
American Superconductor CorporationAMSC$12M403.2k sharesSellJun 11, 2025$181.1K6.3k shares$28.55--
American Superconductor CorporationAMSC$12M402.9k sharesSellJun 11, 2025$8.7K300 shares$29.08--
American Superconductor CorporationAMSC$13M409.5k sharesSellJun 6, 2025$151.0K4.7k shares$31.83--
American Superconductor CorporationAMSC$11M414.3k sharesSellMay 27, 2025$1.1M39.9k shares$26.61--
American Superconductor CorporationAMSC$12M454.2k sharesSellMay 27, 2025$258.0K10.1k shares$25.55--
American Superconductor CorporationAMSC$11M464.3k sharesSellMay 20, 2025$290.5K11.9k shares$24.50--
American Superconductor CorporationAMSC--476.1k sharesGrant / ExerciseMay 15, 2025Disclosure amount unavailable120k shares----
American Superconductor CorporationAMSC$10M356.1k sharesSellNov 4, 2024$1.4M50k shares$28.28--
American Superconductor CorporationAMSC--406.1k sharesGrant / ExerciseSep 26, 2024Disclosure amount unavailable90k shares----
American Superconductor CorporationAMSC$6.9M316.1k sharesSellJun 11, 2024$693.8K32k shares$21.68--