A substantial insider sell was reported on November 7, by Ronda E Stryker, Board Member at Stryker (NYSE:SYK), based on the recent SEC filing. What Happened: According to a Form 4 filing with the U.S. Securities and Exchange Commission on Thursday, Stryker sold 230,000 shares of Stryker. The total transaction value is $84,494,989. As of Friday morning, Stryker shares are up by 0.64%, currently priced at $372.19. Get to Know Stryker BetterStryker designs, manufactures, and markets an array of medical equipment, instruments, consumable supplies, and implantable devices. The product portfolio inc…