Former House Speaker Nancy Pelosi’s family invested millions of dollars in an energy company positioned to profit from the artificial intelligence industry’s surging demand for electricity, according to a congressional financial disclosure. Pelosi’s husband, Paul Pelosi, purchased 15,000 shares of Bloom Energy and 200 call options through accounts he owns, according to a transaction report Nancy Pelosi signed Aug. 21, Barron’s reported. The San Jose, California-based company manufactures fuel-cell systems capable of supplying on-site electricity to data centers and other power-hungry facilities. The disclosure lists a July 24 purchase of 10,000 Bloom shares valued between $1 million and $5 million,...