ZEFFRX closed Friday lower at CA$33.04, a decrease of -0.2765% from Thursday's close, completing a monthly increase of 0.4353% or CA$0.14. Over the past 12 months, ZEFFRX stock gained 9.6491%.
ZEFFRX is not paying dividends to its shareholders.
The stock of the company had never split.
The company's stock is traded on one exchange.