M33 Growth I L.P. - 18 Nov 2025 Form 4 Insider Report for Oncology Institute, Inc. (TOI)

Reporting relationship: Director
Issuer ticker: TOI
Reported as of: 18 Nov 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 20 Nov 2025, 16:02:03 UTC
Prior SEC filing: 05 Sep 2025
Source filing: View source filing
Reporting owner signature: /s/ Gabriel Ling, Managing Member of M33 Growth I GP LLC, the general partner of M33 Growth I LP

Key filing fact

M33 Growth I L.P. filed Form 4 for Oncology Institute, Inc. (TOI) on 20 Nov 2025.

Key facts

This page summarizes M33 Growth I L.P.'s Form 4 filing for Oncology Institute, Inc. (TOI).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 20 Nov 2025, 16:02.

Change

Previous filing in this sequence was filed on 05 Sep 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (3)

CIK 0001718621 Primary reporting owner

M33 Growth I L.P.

Relationship: Director
Address: 888 BOYLSTON STREET, SUITE 500, BOSTON
Signature: /s/ Gabriel Ling, Managing Member of M33 Growth I GP LLC, the general partner of M33 Growth I LP
Signature date: 20 Nov 2025

CIK 0001894303

M33 Growth I GP LLC

Relationship: Director
Address: 888 BOYLSTON STREET,, SUITE 500, BOSTON
Signature: /s/ Gabriel Ling, Managing Member of M33 Growth I GP LLC
Signature date: 20 Nov 2025

CIK 0001892968

TOI M, LLC

Relationship: Director
Address: 888 BOYLSTON STREET,, SUITE 500, BOSTON
Signature: /s/ Gabriel Ling, Managing Member of TOI M, LLC
Signature date: 20 Nov 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TOI transaction

Common Stock

Other

Transaction value
Shares: -590,892
Change %: -100%
Price
Shares after: 0
Date: 18 Nov 2025
Ownership: See Footnote
Footnotes: F1, F2

TOI transaction

Common Stock

Other

Transaction value
Shares: +11,818
Change %: +0.15%
Price
Shares after: 7,944,207
Date: 18 Nov 2025
Ownership: Direct
Footnotes: F1, F3

TOI transaction

Common Stock

Other

Transaction value
Shares: -2,500,000
Change %: -31%
Price
Shares after: 5,444,207
Date: 18 Nov 2025
Ownership: Direct
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

On November 18, 2025, TOI M, LLC made a distribution in-kind of 590,892 shares of the Issuer's common stock to its members, including 11,818 shares distributed to M33 Growth I L.P. ("M33 LP"). Also on November 18, 2025, M33 LP made a distribution-in-kind of 2,500,000 shares of the Issuer's common stock to its limited partners.

Footnote F2

These securities were held by TOI M, LLC.

Footnote F3

M33 Growth I GP LLC is the general partner of M33 LP and may be deemed to beneficially own the shares held by M33 LP but disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein.