It is the ninth tallest building in Seattle at 182.18 m (597.7 ft), and on completion was the largest skyscraper to mark the downtown skyline in nearly 15 years.

On September 25, 2008, Washington Mutual failed, and its assets and accounts were sold to JPMorgan Chase by the Federal Deposit Insurance Corporation.

[5][6] The architect for the tower was NBBJ, which also designed nearby Two Union Square and other notable buildings in downtown Seattle.

WaMu and SAM made an agreement where the museum may expand in two-floor increments up to the 12th floor over the next 20 years as needed.

[citation needed] The west facade of the Russell Investments Center displays a "12" during Seattle Seahawks games—a reference to the team's 12th man—by opening certain window shades.