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 · 2 exercises

WHITNEY MARY ANNE

Filed: 2/22/2023ACC: 0001562180-23-001674

InsiderWHITNEY MARY ANNECIK 1544202

→

IssuerWASTE CONNECTIONS, INC.CIK 1318220

Officer· Executive Vice President & CFO

Since Feb 2026

+7.82K

Net shares

Net buyer

$163.7K

Total sold

Open market trades

0B · 0S

Total transactions

12.08K acquired · 4.26K disposed

Non-Derivative Transactions4

Common Shares

Direct

M · Option Exercise

+1.44K

Price / share

—

Trade value

—

% of position

2.6%

2/18/2023

54.51K→55.95K

Common Shares

Direct

F · Tax Withholding

−566.00

Price / share

$136.11

Trade value

$77.04K

% of position

1.0%

2/18/2023

55.95K→55.38K

Common Shares

Direct

M · Option Exercise

+1.62K

Price / share

—

Trade value

—

% of position

2.9%

2/19/2023

55.38K→57K

Common Shares

Direct

F · Tax Withholding

−637.00

Price / share

$136.11

Trade value

$86.70K

% of position

1.1%

2/19/2023

57K→56.36K

Total

Net shares

+1.85K

Net value

-$163.74K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Shares Direct	2/18/2023	M · Option Exercise	+1.44K	—	—	2.6%	54.51K	55.95K
Common Shares Direct	2/18/2023	F · Tax Withholding	−566.00	$136.11	$77.04K	1.0%	55.95K	55.38K
Common Shares Direct	2/19/2023	M · Option Exercise	+1.62K	—	—	2.9%	55.38K	57K
Common Shares Direct	2/19/2023	F · Tax Withholding	−637.00	$136.11	$86.70K	1.1%	57K	56.36K
Total			+1.85K		-$163.74K

Derivative Transactions4

Restricted Share Units

Direct

A · Award

Converts to

Common Shares

4.51K shares

+4.51K

Strike price

0.00

Held after

4.51K

Exercisable

—

2/17/2023

Restricted Share Units

Direct

A · Award

Converts to

Common Shares

4.51K shares

+4.51K

Strike price

0.00

Held after

4.51K

Exercisable

—

2/17/2023

Restricted Share Units

Direct

M · Option Exercise

Converts to

Common Shares

1.44K shares

−1.44K

Strike price

0.00

Held after

4.31K

Exercisable

—

2/18/2023

Restricted Share Units

Direct

M · Option Exercise

Converts to

Common Shares

1.62K shares

−1.62K

Strike price

0.00

Held after

3.23K

Exercisable

—

2/19/2023

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Share Units Direct	Common Shares4.51K shares	2/17/2023	A · Award	+4.51K	—	4.51K
Restricted Share Units Direct	Common Shares4.51K shares	2/17/2023	A · Award	+4.51K	—	4.51K
Restricted Share Units Direct	Common Shares1.44K shares	2/18/2023	M · Option Exercise	−1.44K	—	4.31K
Restricted Share Units Direct	Common Shares1.62K shares	2/19/2023	M · Option Exercise	−1.62K	—	3.23K