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Muriel Siebert

Muriel Siebert strikes the gavel at the close of trading as New York Stock Exchange Chairman and CEO Richard A. Grasso looks on Monday Jan. 5, 1998. Siebert was honored on the 30th anniversary of her firm's seat on the New York Stock Exchange. Joining from left are; Warren Cavior, of Cavior Associates and Catherine R. Kinney, Group Vice President, NYSE.

First woman member of the NYSE, Muriel Siebert dies at 80.

Muriel “Mickie” Siebert, the first woman to become a member of the New York Stock Exchange, has died of complications of cancer at age 80.

Siebert was founder and president of brokerage firm that bears her name, Muriel Siebert & Co. Inc. The company went public in 1996 as Siebert Financial Corp.