Waste Connections exec acquires 16 shares via ESPP

Waste Connections, Inc. senior vice president and chief tax officer Matthew Stephen Black acquired 16 common shares through the company’s 2020 Employee Share Purchase Plan for the offering period from January 1, 2026 to June 30, 2026.

Rhea-AI Filing Summary

Waste Connections, Inc. senior vice president and chief tax officer Matthew Stephen Black acquired 16 common shares through the company’s 2020 Employee Share Purchase Plan for the offering period from January 1, 2026 to June 30, 2026. Under the plan, these shares were purchased at a price equal to 95% of the closing price on the New York Stock Exchange on June 30, 2026. Following this routine employee share purchase, he directly holds 43,530 common shares.

Insider Trade Summary

Other: 16 shares

Other 1 txn

Insider Black Matthew Stephen

Role Sr VP Chief Tax Officer

Type	Security	Shares	Price	Value
Other	Common Shares	16	$158.36	$3K

Holdings After Transaction: Common Shares — 43,530 shares (Direct)

Footnotes (1)

1. F1. These shares were acquired under the Waste Connections, Inc. 2020 Employee Share Purchase Plan ("ESPP"), for the offering period of January 1, 2026 to June 30, 2026. In accordance with the ESPP, these shares were acquired at a price equal to 95% of the closing price of the shares on the New York Stock Exchange on June 30, 2026.

Key Figures

Shares acquired: 16 shares Price basis: 95% of closing price Post-transaction holdings: 43,530 shares +1 more

4 metrics

Shares acquired 16 shares Common shares acquired under 2020 ESPP for period ending June 30, 2026

Price basis <percent>95%</percent> of closing price ESPP purchase price based on NYSE closing price on June 30, 2026

Post-transaction holdings 43,530 shares Total common shares directly held after ESPP acquisition

Reported price per share <money>$158.36</money> per share Transaction price per share shown for the 16 common shares

Key Terms

2020 Employee Share Purchase Plan, ESPP, offering period, closing price

4 terms

2020 Employee Share Purchase Plan financial

"These shares were acquired under the Waste Connections, Inc. 2020 Employee Share Purchase Plan ("ESPP")"

ESPP financial

"2020 Employee Share Purchase Plan ("ESPP"), for the offering period of January 1, 2026 to June 30, 2026"

An Employee Stock Purchase Plan (ESPP) is a company program that lets employees buy the company’s shares at a reduced price, usually by setting aside a small portion of their pay over time. It matters to investors because it encourages employees to own part of the business—like giving staff a discounted membership— which can boost commitment and performance, while also potentially increasing the number of shares available and affecting shareholder value.

offering period financial

"for the offering period of January 1, 2026 to June 30, 2026"

closing price financial

"at a price equal to 95% of the closing price of the shares on the New York Stock Exchange"

FAQ

What insider transaction did Waste Connections (WCN) report for Matthew Stephen Black?

Matthew Stephen Black acquired 16 common shares of Waste Connections through the 2020 Employee Share Purchase Plan. The purchase relates to the offering period from January 1, 2026 to June 30, 2026 and reflects routine employee participation.

At what price were Matthew Stephen Black’s Waste Connections ESPP shares acquired?

The 16 common shares were acquired at a price equal to 95% of the closing price on the New York Stock Exchange on June 30, 2026. This discount is specified by the Waste Connections 2020 Employee Share Purchase Plan.

How many Waste Connections shares does Matthew Stephen Black hold after this ESPP purchase?

After acquiring 16 additional common shares through the employee share purchase plan, Matthew Stephen Black directly holds a total of 43,530 Waste Connections common shares. This figure reflects his updated direct ownership following the reported transaction.

What plan was used for Matthew Stephen Black’s 16-share Waste Connections purchase?

The shares were acquired under the Waste Connections, Inc. 2020 Employee Share Purchase Plan. This plan allows eligible employees to buy company shares for specific offering periods, typically at a modest discount to the market closing price on a set date.

What was the offering period for the reported Waste Connections ESPP transaction?

The employee share purchase plan transaction covered the offering period from January 1, 2026 to June 30, 2026. Shares were acquired at the end of this period, using a price based on 95% of the June 30, 2026 New York Stock Exchange closing price.

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Accepted by SEC EDGAR 07/02/2026 - 04:08 PM 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^*

Black Matthew Stephen

(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 Tax Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/30/2026

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	06/30/2026		J(1)		16	A	$158.36	43,530	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. These shares were acquired under the Waste Connections, Inc. 2020 Employee Share Purchase Plan ("ESPP"), for the offering period of January 1, 2026 to June 30, 2026. In accordance with the ESPP, these shares were acquired at a price equal to 95% of the closing price of the shares on the New York Stock Exchange on June 30, 2026.

Remarks:

	Matthew Black	07/02/2026
	** 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)