Waste Connections' Derek Tan sells 1,000 shares

The reported U.S.-dollar amounts reflect a Bank of Canada rate of Cdn.$1.00 = US$0.7130 for October 26, 2026.

Rhea-AI Filing Summary

Waste Connections, Inc. senior vice president and chief accounting officer Derek Tan sold 1,000 Common Shares on October 26, 2026, at US$186.77 per share. He directly held 404 shares after the sale. No Rule 10b5-1 plan is reported. The reported U.S.-dollar amounts reflect conversion of Canadian-dollar amounts at the Bank of Canada daily noon rate of Cdn.$1.00 = US$0.7130 for October 26, 2026.

Insider Trade Summary

Net Seller: 1,000 shares

Net Sell 1 txn

Insider TAN DEREK

Role SR VP Chief Accounting Officer

Sold 1,000 shs ($187K)

Type	Security	Shares	Price	Value
Sale	Common Shares F1	1,000	$186.77	$187K

Holdings After Transaction: Common Shares — 404 shares (Direct)

Footnotes (1)

1. F1. For purposes of this disclosure, Canadian dollar amounts have been converted to U.S. dollars based on the Bank of Canada daily noon exchange rate for October 26, 2026, Cdn.$1.00 = US$0.7130

Key Figures

Shares sold: 1,000 Common Shares Sale price: US$186.77 per share Shares held after sale: 404 shares +1 more

4 metrics

Shares sold 1,000 Common Shares October 26, 2026

Sale price US$186.77 per share October 26, 2026

Shares held after sale 404 shares Direct holdings following the sale

Exchange rate Cdn.$1.00 = US$0.7130 Bank of Canada daily noon rate for October 26, 2026

Key Terms

daily noon exchange rate

1 terms

daily noon exchange rate financial

"Bank of Canada daily noon exchange rate"

FAQ

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How many WCN shares did Derek Tan sell and at what price?

Derek Tan sold 1,000 Common Shares at US$186.77 per share on October 26, 2026. The reported U.S.-dollar amount reflects the disclosed conversion of Canadian-dollar amounts using the Bank of Canada daily noon exchange rate of Cdn.$1.00 = US$0.7130 for that date.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/28/2026 - 04:15 PM EDT Accepted by SEC EDGAR 10/28/2026 - 04:15 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

TAN DEREK

(Last) (First) (Middle)

3 WATERWAY SQUARE PLACE

SUITE 110

(Street)

THE WOODLANDS TEXAS 77380

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Waste Connections, Inc. [ WCN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SR VP Chief Accounting Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/26/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Shares	10/26/2026		S		1,000	D	$186.77(1)	404	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. For purposes of this disclosure, Canadian dollar amounts have been converted to U.S. dollars based on the Bank of Canada daily noon exchange rate for October 26, 2026, Cdn.$1.00 = US$0.7130

Remarks:

	Derek Tan	10/28/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)