# EDGAR Filing Document

**Accession Number:** 0001780232
**File Stem:** 0001999371-26-003356
**Filing Date:** 2026-2
**Character Count:** 7964
**Document Hash:** 2f6d213953d6ac3f1e893b814df113fe
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001999371-26-003356.hdr.sgml**: 20260213

**ACCESSION NUMBER**: 0001999371-26-003356

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260213

**DATE AS OF CHANGE**: 20260213

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** GFL Environmental Inc.
- **CENTRAL INDEX KEY:** 0001780232
- **STANDARD INDUSTRIAL CLASSIFICATION:** REFUSE SYSTEMS [4953]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 830700795
- **STATE OF INCORPORATION:** A6
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-91749
- **FILM NUMBER:** 26634576

**BUSINESS ADDRESS:**
- **STREET 1:** 1759 PURDY AVENUE, 3RD FLOOR
- **CITY:** MIAMI
- **STATE:** FL
- **ZIP:** 33139
- **BUSINESS PHONE:** 9053260101

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 100 NEW PARK PLACE, SUITE 500
- **CITY:** VAUGHAN
- **PROVINCE COUNTRY:** A6
- **ZIP:** L4K 0H9

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GFL Environmental Holdings Inc.
- **DATE OF NAME CHANGE:** 20190619
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ONTARIO TEACHERS PENSION PLAN BOARD
- **CENTRAL INDEX KEY:** 0000937567

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** A6
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A

**BUSINESS ADDRESS:**
- **STREET 1:** 160 FRONT STREET WEST, SUITE 3200
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M5J 0G4
- **BUSINESS PHONE:** 4167305300

**MAIL ADDRESS:**
- **STREET 1:** 160 FRONT STREET WEST, SUITE 3200
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M5J 0G4

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**(Amendment No. 5)**

**Issuer:** GFL Environmental Inc.

**Title of Class of Securities:** Subordinate Voting Shares, no par value

**CUSIP Number:** 36168Q104

**Date of Event Which Requires Filing of this Statement:** 12/31/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [ ] Rule 13d-1(c)

- [x] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>ONTARIO TEACHERS PENSION PLAN BOARD | Names of Reporting Persons<br>ONTARIO TEACHERS PENSION PLAN BOARD |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>A6 | Citizenship or Place of Organization<br>A6 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>22450784.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>22450784.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>0.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>22450784.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>22450784.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>6.5% | Percent of Class Represented by Amount in Row (9)<br>6.5% |
| 12. | Type of Reporting Person (See Instructions)<br>FI | Type of Reporting Person (See Instructions)<br>FI |

**Comment for Type of Reporting Person:** Based on 347,310,981 subordinate voting shares (the "Subordinate Voting Shares") of GFL Environmental Inc. outstanding as of September 30, 2025, as reported on the Issuer's Form 6-K filed with the Securities and Exchange Commission on November 07, 2025.

---

**Item 1(a). Name of Issuer:**
GFL Environmental Inc.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
100 New Park Place, Suite 500, Vaughan, Canada L4K 0H9

**Item 2(a). Name of Person Filing:**
ONTARIO TEACHERS PENSION PLAN BOARD

**Item 2(b). Address of Principal Business Office:**
160 Front Street West, Suite 3200 Toronto, Ontario, M5J 0G4

**Item 2(c). Citizenship:**
OTPP is a corporation incorporated under the laws of the Province of Ontario, Canada

**Item 2(d). Title of Class of Securities:**
Subordinate Voting Shares, no par value

**Item 2(e). CUSIP Number:**
36168Q104

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

22,450,784
The reported securities are owned by OTPP. Mr. Blake Sumler may be deemed to have power to dispose of the shares held by OTPP because of a delegation of authority from the President and Chief Executive Officer of OTPP to Mr. Sumler, and because of a delegation of authority to the President and Chief Executive Officer of OTPP from the Board of Directors of OTPP, and Mr. Sumler expressly disclaims beneficial ownership of such shares.

**(b) Percent of class:**

6.5

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

22,450,784

**(ii) Shared power to vote or to direct the vote:**

0

**(iii) Sole power to dispose or to direct the disposition of:**

22,450,784

**(iv) Shared power to dispose or to direct the disposition of:**

0

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

—

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**ONTARIO TEACHERS PENSION PLAN BOARD**

**Date:** 02/13/2026

**By:** /s/ Jonathan Law

**Name & Title:** Jonathan Law/Managing Director, Corporate & Investments Compliance