Latest insider trades

P = PurchaseS = SaleM = Option exerciseA = Award/GrantF = Tax withholdingG = Gift

• Tappin Matthewexercised13,398 shares ofSTEMat $0Mar 5Details
• Tappin Matthewgranted51,539 shares ofSTEMat $0Mar 5Details
• Tappin Matthewsold5,724 shares ofSTEMat $2.48$14KMar 5Details
• Tappin Matthewsold6,857 shares ofSTEMat $3.05$21KFeb 21Details
• Schaefer Robertexercised21,710 shares ofSTEMat $0Feb 20Details
• Schaefer Robertsold7,866 shares ofSTEMat $3.17$25KFeb 20Details
• Homenock Kimexercised22,578 shares ofSTEMat $0Feb 20Details
• Homenock Kimgranted51,456 shares ofSTEMat $0Feb 20Details
• Carlson Michael Jamesexercised26,052 shares ofSTEMat $0Feb 20Details
• Carlson Michael Jamessold9,952 shares ofSTEMat $3.17$32KFeb 20Details
• Carlson Michael Jamesgranted109,344 shares ofSTEMat $0Feb 20Details
• Tappin Matthewexercised24,315 shares ofSTEMat $0Feb 20Details
• Tappin Matthewsold10,602 shares ofSTEMat $3.17$34KFeb 20Details
• Tappin Matthewgranted45,024 shares ofSTEMat $0Feb 20Details
• Tappin Matthewsold4,556 shares ofSTEMat $3.15$14KFeb 16Details
• Tappin Matthewexercised14,318 shares ofSTEMat $0Jan 3Details
• Tappin Matthewsold5,207 shares ofSTEMat $3.56$19KJan 3Details