WCN

SEC source: 0001562180-23-008370 · primarydocument.xml · nonDerivative · entry 2

Bertone Andrea E. · CIK 0001766686 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 560

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

F2 · price: For purposes of this disclosure, Canadian dollar amounts have been converted to U.S. dollars. CAN $197.76 = US $145.5118

SEC source: 0001562180-23-008370 · primarydocument.xml · nonDerivative · entry 1

Bertone Andrea E. · CIK 0001766686 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 774

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001562180-23-008229 · primarydocument.xml · nonDerivative · entry 1

Shea Patrick James · CIK 0001428227 · Exec VP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,843

SEC source: 0001562180-23-008228 · primarydocument.xml · nonDerivative · entry 1

NIELSEN III ROBERT · CIK 0001983938 · SR VP Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,550

SEC source: 0001562180-24-001300 · primarydocument.xml · nonDerivative · entry 18

HARLAN MICHAEL W · CIK 0001064313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,161.936

SEC source: 0001562180-23-007548 · primarydocument.xml · nonDerivative · entry 3

Cloninger Robert Michael · CIK 0001616193 · SR VP, Deputy General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,299

SEC source: 0001562180-23-007548 · primarydocument.xml · nonDerivative · entry 2

Cloninger Robert Michael · CIK 0001616193 · SR VP, Deputy General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,484

SEC source: 0001562180-23-007548 · primarydocument.xml · nonDerivative · entry 1

Cloninger Robert Michael · CIK 0001616193 · SR VP, Deputy General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,961

SEC source: 0001562180-23-006776 · primarydocument.xml · nonDerivative · entry 4

RAZZOUK WILLIAM J · CIK 0001064306 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · by children's trust

Disclosed balance after: 2,583.811

SEC source: 0001562180-23-006776 · primarydocument.xml · nonDerivative · entry 3

RAZZOUK WILLIAM J · CIK 0001064306 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · by children's trust

Disclosed balance after: 2,883.811

SEC source: 0001562180-23-006776 · primarydocument.xml · nonDerivative · entry 2

RAZZOUK WILLIAM J · CIK 0001064306 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · by children's trust

Disclosed balance after: 3,083.811

SEC source: 0001562180-23-006776 · primarydocument.xml · nonDerivative · entry 1

RAZZOUK WILLIAM J · CIK 0001064306 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,931

SEC source: 0001562180-23-006726 · primarydocument.xml · nonDerivative · entry 1

NIELSEN III ROBERT · CIK 0001983938 · SR VP Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,050

SEC source: 0001562180-24-001300 · primarydocument.xml · nonDerivative · entry 17

HARLAN MICHAEL W · CIK 0001064313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,161.936

SEC source: 0001562180-23-006494 · primarydocument.xml · nonDerivative · entry 1

LITTLE JAMES · CIK 0001130416 · Executive VP Engineering

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,210

SEC source: 0001562180-23-006294 · primarydocument.xml · nonDerivative · entry 1

Shea Patrick James · CIK 0001428227 · Exec VP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,853

SEC source: 0001562180-23-006275 · primarydocument.xml · nonDerivative · entry 1

Netherton Susan · CIK 0001582336 · SR VP People, Training & Dev

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,074

SEC source: 0001562180-23-005693 · primarydocument.xml · nonDerivative · entry 1

CRAFT JASON · CIK 0001815420 · Sr Vice President-Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,901

F1 · kind: These shares were acquired under the Waste Connections, Inc. 2020 Employee Share Purchase Plan ("ESPP"), for the offering period of January 1, 2023 to June 30, 2023. 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, 2023.

SEC source: 0001562180-23-005694 · primarydocument.xml · nonDerivative · entry 1

Black Matthew Stephen · CIK 0001544201 · Sr VP Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,632

F1 · kind: These shares were acquired under the Waste Connections, Inc. 2020 Employee Share Purchase Plan ("ESPP"), for the offering period of January 1, 2023 to June 30, 2023. 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, 2023.

SEC source: 0001562180-24-001300 · primarydocument.xml · nonDerivative · entry 16

HARLAN MICHAEL W · CIK 0001064313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,161.936

SEC source: 0001562180-23-004085 · primarydocument.xml · derivative · entry 2

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,602

Underlying: Common Shares · 7,766 shares

Expires not disclosed

F2 · derivative.exercise_date: Represents a supplemental award of performance-based restricted share units under the Reporting Person's letter agreement with the Issuer's affiliate, dated April 23, 2023. The target number of units is presented in the table. Subject to certain continued employment conditions and subject to accelerated vesting in certain circumstances, the number of units that actually vest at the end of the three-year performance period beginning January 1, 2023 will be 0% - 250% of the scheduled amount, depending on the extent to which the Issuer meets or exceeds certain performance goals at the end of each year during the performance period. The maximum number of units that may vest at the end of the three-year performance period is 19,415 (250% of the target number).

F2 · derivative.expiration_date: Represents a supplemental award of performance-based restricted share units under the Reporting Person's letter agreement with the Issuer's affiliate, dated April 23, 2023. The target number of units is presented in the table. Subject to certain continued employment conditions and subject to accelerated vesting in certain circumstances, the number of units that actually vest at the end of the three-year performance period beginning January 1, 2023 will be 0% - 250% of the scheduled amount, depending on the extent to which the Issuer meets or exceeds certain performance goals at the end of each year during the performance period. The maximum number of units that may vest at the end of the three-year performance period is 19,415 (250% of the target number).

SEC source: 0001562180-23-004085 · primarydocument.xml · derivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,602

Underlying: Common Shares · 7,765 shares

Expires not disclosed

F1 · derivative.exercise_date: Represents a supplemental award of restricted share units under the Reporting Person's letter agreement with the Issuer's affiliate, dated April 23, 2023. The award will vest 25% per year on each of the first anniversaries of February 17, 2023.

F1 · derivative.expiration_date: Represents a supplemental award of restricted share units under the Reporting Person's letter agreement with the Issuer's affiliate, dated April 23, 2023. The award will vest 25% per year on each of the first anniversaries of February 17, 2023.

SEC source: 0001562180-24-001300 · primarydocument.xml · nonDerivative · entry 15

HARLAN MICHAEL W · CIK 0001064313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,161.936

SEC source: 0001562180-23-002613 · primarydocument.xml · nonDerivative · entry 3

RAZZOUK WILLIAM J · CIK 0001064306 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by children's trust

Disclosed balance after: 3,583.811

F2 · balance_after: The daughter's trust of which the reporting person is trustee sold 1,000 common shares. The reporting person and members of his immediate family are the sole beneficiaries of the trust.

SEC source: 0001562180-23-002613 · primarydocument.xml · nonDerivative · entry 2

RAZZOUK WILLIAM J · CIK 0001064306 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by children's trust

Disclosed balance after: 4,583.811

F1 · balance_after: The son's trust of which the reporting person is trustee sold 1,000 common shares. The reporting person and members of his immediate family are the sole beneficiaries of the trust.

SEC source: 0001562180-23-002613 · primarydocument.xml · nonDerivative · entry 1

RAZZOUK WILLIAM J · CIK 0001064306 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,431

SEC source: 0001562180-23-002612 · primarydocument.xml · nonDerivative · entry 1

LITTLE JAMES · CIK 0001130416 · Executive VP Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,410

SEC source: 0001562180-23-002611 · primarydocument.xml · nonDerivative · entry 1

EDDIE DAVID · CIK 0001230346 · Sr VP Performance Optimization

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,512

SEC source: 0001562180-23-002478 · primarydocument.xml · nonDerivative · entry 2

Cloninger Robert Michael · CIK 0001616193 · SR VP, Deputy General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,244

SEC source: 0001562180-23-002049 · primarydocument.xml · nonDerivative · entry 1

CHAMBLISS DARRELL W · CIK 0001064311 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,619

SEC source: 0001562180-23-002478 · primarydocument.xml · nonDerivative · entry 1

Cloninger Robert Michael · CIK 0001616193 · SR VP, Deputy General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,744

SEC source: 0001562180-23-001671 · primarydocument.xml · derivative · entry 14

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,621

Underlying: Common Shares · 3,622 shares

Expires not disclosed

F8 · derivative.exercise_date: The deferred restricted share unit award was granted on 2/25/2013 and vested 25% per year over the four-year period following the date of grant

F8 · derivative.expiration_date: The deferred restricted share unit award was granted on 2/25/2013 and vested 25% per year over the four-year period following the date of grant

SEC source: 0001562180-23-001671 · primarydocument.xml · derivative · entry 13

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,528

Underlying: Common Shares · 15,529 shares

Expires not disclosed

F7 · derivative.exercise_date: The deferred restricted share unit award was granted on 2/11/2010 and vested 25% per year over the four-year period following the date of grant

F7 · derivative.expiration_date: The deferred restricted share unit award was granted on 2/11/2010 and vested 25% per year over the four-year period following the date of grant

SEC source: 0001562180-23-001671 · primarydocument.xml · derivative · entry 12

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,133

Underlying: Common Shares · 1,067 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

F6 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-23-001671 · primarydocument.xml · nonDerivative · entry 8

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 220,349

SEC source: 0001562180-23-001671 · primarydocument.xml · nonDerivative · entry 7

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 222,060

F2 · kind: Represents the conversion of restricted share units into common shares of the Issuer. These restricted share units were previously vested and deferred under the Issuer's Deferred Compensation Plan. They are scheduled to be distributed pursuant to a multi-year installment method election as a result of the participant's transition from Chief Executive Officer of the Issuer to its Executive Chairman. The distribution represents the first of five distributions elected by the participant.

SEC source: 0001562180-23-001671 · primarydocument.xml · nonDerivative · entry 6

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 218,438

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-23-001671 · primarydocument.xml · nonDerivative · entry 5

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 225,773

F2 · kind: Represents the conversion of restricted share units into common shares of the Issuer. These restricted share units were previously vested and deferred under the Issuer's Deferred Compensation Plan. They are scheduled to be distributed pursuant to a multi-year installment method election as a result of the participant's transition from Chief Executive Officer of the Issuer to its Executive Chairman. The distribution represents the first of five distributions elected by the participant.

SEC source: 0001562180-23-001671 · primarydocument.xml · nonDerivative · entry 4

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 210,244

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-23-001671 · primarydocument.xml · nonDerivative · entry 3

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 210,774

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001562180-23-001664 · primarydocument.xml · derivative · entry 8

CHAMBLISS DARRELL W · CIK 0001064311 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,500

Underlying: Common Shares · 1,751 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

F5 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-23-001664 · primarydocument.xml · nonDerivative · entry 4

CHAMBLISS DARRELL W · CIK 0001064311 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,119

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-23-001664 · primarydocument.xml · nonDerivative · entry 3

CHAMBLISS DARRELL W · CIK 0001064311 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,749

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001562180-23-001670 · primarydocument.xml · derivative · entry 8

LITTLE JAMES · CIK 0001130416 · Executive VP Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,759

Underlying: Common Shares · 1,380 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

F5 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-23-001670 · primarydocument.xml · nonDerivative · entry 4

LITTLE JAMES · CIK 0001130416 · Executive VP Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,910

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-23-001670 · primarydocument.xml · nonDerivative · entry 3

LITTLE JAMES · CIK 0001130416 · Executive VP Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,247

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001562180-23-001668 · primarydocument.xml · derivative · entry 8

HANSEN ERIC · CIK 0001132334 · Senior Vice President and CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,788

Underlying: Common Shares · 895 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

F5 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-23-001668 · primarydocument.xml · nonDerivative · entry 4

HANSEN ERIC · CIK 0001132334 · Senior Vice President and CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,440

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-23-001668 · primarydocument.xml · nonDerivative · entry 3

HANSEN ERIC · CIK 0001132334 · Senior Vice President and CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,793

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001562180-23-001666 · primarydocument.xml · derivative · entry 8

CRAFT JASON · CIK 0001815420 · Sr Vice President-Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,006

Underlying: Common Shares · 1,003 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

F5 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.