What Is the "Achilles Shield" and How Is Lockheed Martin Involved? Here's What Investors Need to Know.

Greece's air-defense capabilities will soon be getting an upgrade. That's the chief takeaway from the country's recent vote by the Special Permanent Parliamentary Committee on Armaments Programs and Contracts, anyway. It approved a 4 billion euro ($4.6 billion) investment in new defensive technologies like Israeli-made surface-to-air missiles, which are capable of better protecting the nation's skies and seas from a range of military threats, including aerial drones and enemy aircraft.

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This budgetary approval is only a small piece of the country's bigger-picture defensive spending plan. The overarching project -- often referred to as "Achilles Shield" since it was first proposed last year -- ultimately calls for $33 billion worth of military improvements to be completed by the mid-2030s, including the purchase of Italian-made and French-made naval vessels as well as upgrading 38 Lockheed Martin (NYSE: LMT) F-16 fighter jets that are already being flown by Greece's air force. Longer term, the Mediterranean country also intends to begin upgrading its existing air bases, making them capable of servicing Lockheed Martin's newer F-35 fighter jets as part of its modernization efforts.

Certainly not a reason not to own LMT

The investment in Greece's military upgrades clearly benefits Lockheed Martin, even if not just Lockheed. That's particularly true in light of the country's plans to begin purchasing 20 (and up to 40) of the company's more advanced F-35 jets, each of which can cost on the order of $100 million, depending on the requested specs. These aircraft also require ongoing service and maintenance, which also adds to Lockheed Martin's future bottom line.

Just don't lose perspective on the matter. Greece's total multiyear investment in its air and maritime defenses is only a small proverbial drop in a very big bucket for the American defense contractor. The company did $75 billion worth of business last fiscal year alone, up 6% from 2024's top line, and is expected to report revenue of $79 billion this year.

Still, if Greece's interest in upgrading its existing defensive capabilities is any indication of how the United States' other geopolitical allies view their own current capabilities -- and it likely is -- it certainly doesn't undermine the case for owning LMT shares even if its net upside is relatively modest from here. Bolstering the bullish case is the stock's recent stagnation and slight lull since peaking in mid-February.

James Brumley has no position in any of the stocks mentioned. The Motley Fool recommends Lockheed Martin. The Motley Fool has a disclosure policy.