WHITNEY MARY ANNE (Executive Vice President & CFO) exercised options at WASTE CONNECTIONS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 4 exercises

WHITNEY MARY ANNE

Filed: 2/19/2025ACC: 0001562180-25-001347

InsiderWHITNEY MARY ANNECIK 1544202

→

IssuerWASTE CONNECTIONS, INC.CIK 1318220

Officer· Executive Vice President & CFO

Since Feb 2026

+3.64K

Net shares

Net buyer

$746.9K

Total sold

Open market trades

0B · 0S

Total transactions

17.65K acquired · 14.01K disposed

Non-Derivative Transactions8

Common Shares

Direct

M · Option Exercise

+946.00

Price / share

—

Trade value

—

% of position

1.9%

2/16/2025

48.90K→49.84K

Common Shares

Direct

F · Tax Withholding

−395.00

Price / share

$189.04

Trade value

$74.67K

% of position

0.8%

2/16/2025

49.84K→49.45K

Common Shares

Direct

M · Option Exercise

+1.13K

Price / share

—

Trade value

—

% of position

2.3%

2/17/2025

49.45K→50.58K

Common Shares

Direct

F · Tax Withholding

−445.00

Price / share

$189.04

Trade value

$84.12K

% of position

0.9%

2/17/2025

50.58K→50.13K

Common Shares

Direct

M · Option Exercise

+1.44K

Price / share

—

Trade value

—

% of position

2.9%

2/18/2025

50.13K→51.57K

Common Shares

Direct

F · Tax Withholding

−566.00

Price / share

$187.65

Trade value

$106.21K

% of position

1.1%

2/18/2025

51.57K→51K

Common Shares

Direct

M · Option Exercise

+6.53K

Price / share

—

Trade value

—

% of position

12.8%

2/18/2025

51K→57.53K

Common Shares

Direct

F · Tax Withholding

−2.57K

Price / share

$187.65

Trade value

$481.89K

% of position

4.5%

2/18/2025

57.53K→54.96K

Total

Net shares

+6.06K

Net value

-$746.89K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Shares Direct	2/16/2025	M · Option Exercise	+946.00	—	—	1.9%	48.90K	49.84K
Common Shares Direct	2/16/2025	F · Tax Withholding	−395.00	$189.04	$74.67K	0.8%	49.84K	49.45K
Common Shares Direct	2/17/2025	M · Option Exercise	+1.13K	—	—	2.3%	49.45K	50.58K
Common Shares Direct	2/17/2025	F · Tax Withholding	−445.00	$189.04	$84.12K	0.9%	50.58K	50.13K
Common Shares Direct	2/18/2025	M · Option Exercise	+1.44K	—	—	2.9%	50.13K	51.57K
Common Shares Direct	2/18/2025	F · Tax Withholding	−566.00	$187.65	$106.21K	1.1%	51.57K	51K
Common Shares Direct	2/18/2025	M · Option Exercise	+6.53K	—	—	12.8%	51K	57.53K
Common Shares Direct	2/18/2025	F · Tax Withholding	−2.57K	$187.65	$481.89K	4.5%	57.53K	54.96K
Total			+6.06K		-$746.89K

Derivative Transactions6

Restricted Share Units

Direct

A · Award

Converts to

Common Shares

3.81K shares

+3.81K

Strike price

0.00

Held after

3.81K

Exercisable

—

2/14/2025

Restricted Share Units

Direct

A · Award

Converts to

Common Shares

3.81K shares

+3.81K

Strike price

0.00

Held after

3.81K

Exercisable

—

2/14/2025

Restricted Share Units

Direct

M · Option Exercise

Converts to

Common Shares

946.00 shares

−946.00

Strike price

0.00

Held after

2.84K

Exercisable

—

2/16/2025

Restricted Share Units

Direct

M · Option Exercise

Converts to

Common Shares

1.13K shares

−1.13K

Strike price

0.00

Held after

2.26K

Exercisable

—

2/17/2025

Restricted Share Units

Direct

M · Option Exercise

Converts to

Common Shares

1.44K shares

−1.44K

Strike price

0.00

Held after

1.44K

Exercisable

—

2/18/2025

Performance Share Units

Direct

M · Option Exercise

Converts to

Common Shares

6.53K shares

−6.53K

Strike price

0.00

Held after

0.00

Exercisable

—

2/18/2025

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Share Units Direct	Common Shares3.81K shares	2/14/2025	A · Award	+3.81K	—	3.81K
Restricted Share Units Direct	Common Shares3.81K shares	2/14/2025	A · Award	+3.81K	—	3.81K
Restricted Share Units Direct	Common Shares946.00 shares	2/16/2025	M · Option Exercise	−946.00	—	2.84K
Restricted Share Units Direct	Common Shares1.13K shares	2/17/2025	M · Option Exercise	−1.13K	—	2.26K
Restricted Share Units Direct	Common Shares1.44K shares	2/18/2025	M · Option Exercise	−1.44K	—	1.44K
Performance Share Units Direct	Common Shares6.53K shares	2/18/2025	M · Option Exercise	−6.53K	—	0.00