As regular readers will know, there is no trading opportunity I like more than a market overreaction. As I know all too well from my own experience, news of any kind takes on exaggerated importance when you are focused on one narrow sector of any market. That applies whether the “you” refers to a person in a dealing room or an algorithm trained to react to key words and phrases and/or market moves. So, when the one-time market darling of nuclear power companies, Oklo (OKLO), a company that builds and operates nuclear power plants and…