John's mailing address filed with the SEC is 130 RESORVOIR ROAD, , HILLSBOROUGH, CA, 94010.
Over the last 22 years, insiders at Superconductor Technologies have traded over 38,541,826$ worth of Superconductor Technologies stock and bought 11,322,183 units worth 18,569,764$ . The most active insiders traders include Le Roy C Kopp、Co Hillman、Charles E Shalvoy. On average, Superconductor Technologies executives and independent directors trade stock every 86 days with the average trade being worth of 846,209$. The most recent stock trade was executed by Le Roy C Kopp on 10 April 2017, trading 200,000 units of SCON stock currently worth 338,000$.
Superconductor Technologies executives and other stock owners filed with the SEC include: