Powell Industries, Inc.
A maker of custom-engineered power control and distribution equipment, Powell builds integrated power control room substations, electrical houses, switchgear, and motor control centers used by oil and gas, petrochemical, electric utility, and commercial customers. The company was founded in Houston, Texas, in 1947 by William E. Powell as a small metal-working shop whose early products included portable hammocks, cattle guards, and clothesline poles before it turned to electrical equipment in the 1960s.
Estimated from filings — the split-adjusted price range over the quarters each manager built the position. A range, not a fill price; 13F reports a quarter-end snapshot, not a trade date.