Art Institute expansion plans put the Stock Exchange Trading Room back into a demolition argument

The Chicago Stock Exchange Trading Room already carries a rescue story that most buildings never get. It survived the destruction of Adler and Sullivan's original Stock Exchange Building, was carefully reconstructed at the Art Institute and has spent decades functioning as both museum space and civic artifact. Preservation Chicago's 2026 Chicago 7 listing now argues that the room and McKinlock Court could be endangered again, this time by the museum's own campus ambitions.

That makes this a particularly sharp preservation case because it is not about vacancy or neglect. It is about institutional expansion, public land, and whether a museum can present itself as steward of Chicago's architectural inheritance while placing some of its most important inherited spaces back into uncertainty.

For the full place record, start with The Chicago Stock Exchange Trading Room and McKinlock Court at the Art Institute of Chicago in the Research Library.

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You can also browse the broader Research Library for related places and records.

The Trading Room was rescued once already. The 2026 question is whether a museum expansion cycle puts it back at risk.

What Changed

Preservation Chicago added the Trading Room and McKinlock Court to its 2026 Chicago 7 list and explicitly tied the threat to the Art Institute's long-discussed expansion plans.

The concern comes after the museum's 2024 announcement of a major gift to support future campus growth, which gave new weight to long-standing discussion about where expansion could occur and what existing spaces might be affected.

Why This Update Matters

This is one of the city's clearest examples of preserved architectural salvage being placed back into danger by a new generation of institutional planning. If the Trading Room is compromised again, Chicago risks repeating a demolition-era logic inside a setting that is supposed to protect cultural memory.

McKinlock Court matters for the same reason. It is one of the museum's most beloved semi-public interior landscapes, and its vulnerability makes clear how quickly growth language can overshadow spaces the public already experiences as part of the civic realm.

What To Watch Next

The key issue is transparency. Preservation advocates are looking for clearer public information about how the museum's next building phase could affect the Trading Room, McKinlock Court and related historic interiors.

Any published concept plan, landmark push or public design review that explicitly protects these spaces would represent a meaningful shift from speculation to accountable preservation planning.