A stock symbol is a shorthand code, usually 1 to 5 uppercase letters (though it may occasionally include a dot), which represents a company with respect to a stock exchange such as the NYSE or Nasdaq.
... (+ 1944)
March 2 - Dr. Seuss, author (+ 1991)
March 8 - Victor de Kowa[?], actor (+ 1973)
March 6 - Joseph Schmidt[?], tenor (+ 1942)
March 7 - Reinhard Heydrich, ...