Spectrum Group International, Inc. (OTCMKTS:SPGZ – Get Free Report) shot up 12.7% on Wednesday . The company traded as high as $17,000.00 and last traded at $16,900.00. 5 shares changed hands during trading, The stock had previously closed at $15,000.00. Spectrum Group International Stock Performance The business’s 50 day moving average is $15,076.00 and its […]