Keith D. Bronstein

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Keith D. Bronstein
Occupation President
Employer TradeLink Holdings
Location Chicago

Keith D. Bronstein is a portfolio manager and president of TradeLink Holdings LLC, a diversified financial services group based in Chicago.

He is one of the traders featured in the book "My Word is My Bond" about the Chicago Board of Trade and its traders. It was written by his wife, Arlene Bronstein.[1]


Bronstein joined the firm, which combines proprietary trading with an asset management and software operation, in 1982. He is also a principal of its DigiLog Capital LLC investment unit.

He is a former board member of the Chicago Board of Trade, where he became a member in 1971, and governor of the Chicago Board of Trade Clearing Corp.[2] He started trading in 1965 at the age of 16.

Bronstein was a founding member of the Chicago Climate Exchange and a member of that organization's sister organization, the Chicago Climate Futures Exchange. He has served as chairman of the board for SLIL Biomedical and has served on the board of American Ecology Corp. He also sits on the board of Electronic Recyclers.


Bronstein did his undergraduate work in Economic History at the University of Wisconsin and his graduate work at the University of Chicago.

Registration Information

  • Keith Douglas Bronstein - NFA ID 0047749
  • Digilog Capital LLC - NFA ID 0267864
  • Tradelink LLC - NFA ID 0001768


  1. My Word Is My Bond: The History of the Chicago Board of Trade. IDB.
  2. Keith Bronstein. Grant's Interest Rate Observer.