Open Market was an ecommerce software startup, founded in Cambridge, Massachusetts in early 1994.

It went public in 1996 on the Nasdaq exchange under the symbol OMKT as one of the first ecommerce IPOs.

[2] The stock more than doubled on its first day of trading, ending with a $1.2 billion market capitalization.

In the same year, Soverain Software acquired Open Market's ecommerce assets, including the TRANSACT product.

[6] FatWire Software acquired Open Market's content management business from the Divine bankruptcy.