That was very surprising. If I buy shares in Lockheed Martin, can I claim "national security" too. It is a very powerful and opaque defence. Companies use it a

That was very surprising. If I buy shares in Lockheed Martin, can I claim "national security" too. It is a very powerful and opaque defence. Companies use it all the time too to avoid anti-trust action (AT&T did so for decades). Using it in the case of a private equity fund manager seems a stretch..