UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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Form 8-K

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CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) November 13, 2025

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THE ONCOLOGY INSTITUTE, INC.

(Exact name of registrant as specified in its charter)

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Delaware		001-39248		84-3562323
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

18000 Studebaker Road, Suite 800, Cerritos, CA		90703
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code: (562) 735-3226

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communication pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communication pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common stock, par value $0.0001	TOI	The Nasdaq Stock Market LLC
Redeemable warrants, each whole warrant exercisable for one share of Common stock, each at an exercise price of $11.50 per share	TOIIW	The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐.

Item 2.02. Results of Operations and Financial Condition

On November 13, 2025, The Oncology Institute, Inc. (the "Company") issued a press release announcing its financial results for the three months ended September 30, 2025 and certain other financial information. A copy of the press release is furnished hereto as Exhibit 99.1, which is incorporated by reference herein.

The information contained in Item 2.02 of this Current Report and Exhibit 99.1 is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of such section.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.		Description

99.1		Press release issued by The Oncology Institute, Inc. on November 13, 2025
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: November 13, 2025	THE ONCOLOGY INSTITUTE, INC.

	By:	/s/ Robert Carter
	Name:	Robert Carter
	Title:	Chief Financial Officer

Oncology Institute, Inc. 8-K