Tivic Health Systems (NASDAQ:TIVC) stock is on the rise Monday as the company’s shares have been volatile the last few days of trading.Initially, shares of TIVC stock were pushed higher by a patent update. That saw the company’s stock get a massive boost during normal trading hours on Thursday. This came alongside heavy trading of its shares.Following that rally, shares of TIVC stock gave up some of those gains on Friday. However, now the stock is climbing higher again on Monday with some 68 million shares ...