Boeing Co (NYSE:BA) shares are moving higher on Monday. The stock appears to be getting a lift after the company sent a new labor deal offer to its striking workers. What Happened: According to a Wall Street Journal report, Boeing on Monday made a new offer to its machinist union workers who voted to go on strike 11 days earlier. The proposal comes as Boeing ramps up efforts to end a walkout that’s costing the planemaker hundreds of millions of dollars each week. The report indicates that Boeing’s new proposal includes a 30% pay increase over the next four years, up from the 25% increase the c…