Prices via Intrinio. Supplier and customer ties are extracted from SEC filings and carry the sentence they came from. Not investment advice.
Prices via Intrinio. Supplier and customer ties are extracted from SEC filings and carry the sentence they came from. Not investment advice.
Prev close 27.71 · gapped below the open, then crossed back over prior close. High/low 27.85 at 2:15 pm ET, 27.16 at 5:00 am ET.
American Superconductor Corp
Price, suppliers and customers from SEC filings, institutional ownership and the next report.
Nasdaq · Motors & Generators
277 institutional managers report a position in American Superconductor Corp worth $1.5B between them, filed on form 13F for the quarter ending 2026-06-30. 33 of them hold 80% of it, the largest being BlackRock, Inc. at 11.10%.
252 more managers in the register
33 managers hold 80% of the $1.5B institutional base. The other 244 hold the rest.
Positions as filed with the SEC for the quarter ended Jun 30. A 13F is due 45 days after the quarter closes, so this register is 78 days old and does not move with the price above it.
AMSC (American Superconductor Corp) has 0 disclosed suppliers and 13 disclosed customers, strongest disclosure first.
Customers:
Select a tie for the filing sentence that discloses it; select again to open the company. Lines are disclosed suppliers and customers, coloured by industry; the closer to the centre, the more the filings disclose. A dot is green or red by today’s move. Extended: satellites hang off single companies, not bundled sectors.
Largest move on the map today: TRGP −0.59%, in energy & real estate.
via AWM Investment Company, Inc., Emerald Advisers Inc, Telemark Asset Management, LLC +8 more · 2.58% of AMSC, 4.87% of LPTH
via Barrow Hanley Mewhinney & Strauss LLC, Emerald Advisers Inc, Emerald Mutual Fund Advisers Trust +6 more · 4.62% of AMSC, 3.37% of PDFS
via Emerald Advisers Inc, Royce & Associates LP, Emerald Mutual Fund Advisers Trust +7 more · 2.29% of AMSC, 2.01% of NPKI
via Baillie Gifford & Co, Emerald Advisers Inc, Oberweis Asset Management Inc/ +3 more · 2.53% of AMSC, 5.84% of BLLN
via Barrow Hanley Mewhinney & Strauss LLC, First Trust Advisors LP, Qube Research & Technologies Ltd +2 more · 4.62% of AMSC, 4.64% of ACM
via First Trust Advisors LP, Oberweis Asset Management Inc/, Ranger Investment Management, L.P. +4 more · 3.17% of AMSC, 2.65% of WLDN
Managers holding a meaningful stake in AMSC also hold this much of the other company’s institutional base. Managers who hold most of the companies we cover are excluded, because their overlap says nothing about this one in particular. This is how the two are held, not evidence that one moves the other.