honolulu/los angeles u.s. president-elect donald trump heap pressure lockheed martin corp thursday say view cost aerospace company f-35 fighter high ask boeing co offer price old aircraft lack stealth capabilities trump post twitter message day president-elect meet chief executives aerospace company use bully pulpit press project say expensive after-hours trade follow trump tweet lockheed share fell percent boeing rise 0.7 percent base tremendous cost cost overrun lockheed martin f-35 ask boeing price-out comparable f-18 super hornet trump say lockheed decline comment f-35 program critical sales generator company account 20 percent last year revenue 46.1 billion pentagon immediately respond request comment boeing spokesman todd blecher say email company commit provide capability affordability meet national security need f-35 program dog problems cost escalate estimate 379 billion significantly new f-18 stealth capabilities two completely different aircraft different generations say phillip carter senior fellow center new american security washington-based think tank like compare old jeep humvee dan grazier project government oversight nonprofit investigate government contractors say f-35 stealth capabilities drive cost usefulness yet demonstrate say cancel program however would disruptive campaign trail trump tout negotiate skills businessman appear use similar tactics prepare take office jan. 20. clear blunt style would translate pentagon procurement international diplomacy wednesday trump meet ceos lockheed boeing resort palm beach florida boeing ceo dennis muilenburg tell reporters guarantee cost would get control replacement air force one presidential plane another project trump call expensive lockheed chief executive marillyn hewson speak reporters say statement meet productive trump tell reporters want cut f-35 program cost scrap f-35 move new administration would precedent then-president jimmy carter cancel b-1 bomber program june 1977 although resurrect white house successor ronald reagan trump jockey leverage via twitter account likely hurdle u.s. defense contractors next administration roman schweizer aerospace defense analyst financial service firm cowen co write note clients thursday idea play believe twitter risk defense company could significant issue next four years schweizer write lockheed martin time barrel trump pressure lockheed say tell boeing price fighter aircraft