SEIDELIN MIKKEL (Chief Commercial Officer) exercised options at TEEKAY TANKERS LTD.

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

M · 2 exercises

SEIDELIN MIKKEL

Filed: 6/4/2026ACC: 0002083448-26-000002

InsiderSEIDELIN MIKKELCIK 2083448

→

IssuerTEEKAY TANKERS LTD.CIK 1419945

Officer· Chief Commercial Officer

Since Mar 2026

-1.71K

Net shares

Net seller

$0.00

Total acquired

Open market trades

0B · 0S

Total transactions

5.63K acquired · 7.34K disposed

Non-Derivative Transactions3

Class A Common Shares

Direct

M · Option Exercise

+4.91K

Price / share

—

Trade value

—

% of position

87.4%

6/2/2026

5.62K→10.52K

Class A Common Shares

Direct

M · Option Exercise

+86.87

Price / share

—

Trade value

—

% of position

0.8%

6/2/2026

10.52K→10.61K

Class A Common Shares

Direct

F · Tax Withholding

−2.35K

Price / share

—

Trade value

—

% of position

22.1%

6/2/2026

10.61K→8.26K

Total

Net shares

+2.64K

Net value

$0.00

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Shares Direct	6/2/2026	M · Option Exercise	+4.91K	—	—	87.4%	5.62K	10.52K
Class A Common Shares Direct	6/2/2026	M · Option Exercise	+86.87	—	—	0.8%	10.52K	10.61K
Class A Common Shares Direct	6/2/2026	F · Tax Withholding	−2.35K	—	—	22.1%	10.61K	8.26K
Total			+2.64K		$0.00

Derivative Transactions6

Dividend Equivalent Rights

Direct

A · Award

Converts to

Class A Common Shares

638.13 shares

+638.13

Strike price

Held after

638.13

Exercisable

—

6/2/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Shares

1.10K shares

−1.10K

Strike price

Held after

0.00

Exercisable

—

6/2/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Shares

597.70 shares

−597.70

Strike price

Held after

597.70

Exercisable

—

6/2/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Shares

887.01 shares

−887.01

Strike price

Held after

887.01

Exercisable

—

6/2/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Shares

2.32K shares

−2.32K

Strike price

Held after

4.65K

Exercisable

—

6/2/2026

Dividend Equivalent Rights

Direct

M · Option Exercise

Converts to

Class A Common Shares

86.87 shares

−86.87

Strike price

Held after

551.26

Exercisable

—

6/2/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Dividend Equivalent Rights Direct	Class A Common Shares638.13 shares	6/2/2026	A · Award	+638.13	—	638.13
Restricted Stock Units Direct	Class A Common Shares1.10K shares	6/2/2026	M · Option Exercise	−1.10K	—	0.00
Restricted Stock Units Direct	Class A Common Shares597.70 shares	6/2/2026	M · Option Exercise	−597.70	—	597.70
Restricted Stock Units Direct	Class A Common Shares887.01 shares	6/2/2026	M · Option Exercise	−887.01	—	887.01
Restricted Stock Units Direct	Class A Common Shares2.32K shares	6/2/2026	M · Option Exercise	−2.32K	—	4.65K
Dividend Equivalent Rights Direct	Class A Common Shares86.87 shares	6/2/2026	M · Option Exercise	−86.87	—	551.26