EXHIBIT 99.1

JOINT FILING AGREEMENT

The undersigned hereby agree that the statement on Schedule 13D with respect to the Shares of SP Plus Corporation dated as of May 21, 2024 is, and any amendments thereto (including amendments on Schedule 13D) signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the previsions of Rule13d-1(k) under the Securities Exchange Act of 1934, as amended.

Date: May 21, 2024	magnetar financial llc

		By: Magnetar Capital Partners LP, its Sole Member

		By:	/s/ Hayley A. Stein
		Name:	Hayley A. Stein
		Title:	Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC

Date: May 21, 2024	magnetar capital partners LP

		By: Supernova Management LLC, its General Partner

		By:	/s/ Hayley A. Stein
		Name:	Hayley A. Stein
		Title:	Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC

Date: May 21, 2024	supernova management llc

		By:	/s/ Hayley A. Stein
		Name:	Hayley A. Stein
		Title:	Attorney-in-fact for David J. Snyderman, Manager

Date: May 21, 2024	DAVID J. SNYDERMAN

		By:	/s/ Hayley A. Stein
		Name:	Hayley A. Stein
		Title:	Attorney-in-fact for David J. Snyderman

SP Plus Corp SC 13D/A