Due to a license agreement change with our data vendor, Short Interest related data is no longer available on GuruFocus’ website, except for certain Australian stocks.

Institutional Ownership History (%)

This the Institutional Ownership History of American Superconductor Corp. Peter Lynch prefers to buy companies with low institutional ownership.

* Due to varying ownership data coverage and corporate events such as splits, the information in this section is in no way guaranteed for completeness, accuracy or in any other way.

Insider ownership (%)

This is the historical insider ownership of American Superconductor Corp. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.
1. Please note that our data vendor collects insider data for officers and directors from Forms 3,4,5 and amendments where they only capture direct ownership data, not indirect ownership.

* Due to varying ownership data coverage and corporate events such as splits, the information in this section is in no way guaranteed for completeness, accuracy or in any other way.

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