SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0000892712-12-000215
Form type: SC 13D
Filer: KOPP INVESTMENT ADVISORS LLC
CIK: CIK 884306
Filed: Apr 06, 2012
Reporting period: Mar 30, 2012
Description: Activist stake

Documents

0000892712-12-000215-index.htm

Complete submission

0000892712-12-000215.txt

directory listing

Filed by

KOPP INVESTMENT ADVISORS LLC