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Seidelin Mikkel

Disclosed activity across 1 company

Tapewire entity
20317
SEC CIK
0002083448

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
TEEKAY TANKERS LTD.TNK · Entity 4210Chief Commercial OfficerAugust 21, 2026August 25, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

TEEKAY TANKERS LTD.

Report date August 21, 2026 · Filed August 25, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Dividend Equivalent RightsSEC Table II · derivative / convertible securityDirect650.8996 Reported balance After 2026-08-21 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2026-08-21 · Grant · Acquired 99.6417 · Balance 650.8996

F1: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($0.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

Filing footnotes · ownership attribution and instrument terms

F1: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($0.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
August 21, 2026 Filed Aug 25, 2026 01:53 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 GrantDividend Equivalent Rights · Derivative 99.6417 Not disclosed Not disclosed
Disclosure

SEC source: 0001419945-26-000062 · wk-form4_1787622798.xml · derivative · entry 1

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 650.8996

Underlying: Class A Common Shares · 99.6417 shares

Expires not disclosed

F1 · derivative.exercise_price: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($0.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

F1 · price: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($0.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

F1 · derivative.exercise_date: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($0.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

F1 · derivative.expiration_date: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($0.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

Read SEC document
June 08, 2026 Filed Jun 10, 2026 00:25 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 GrantRestricted Stock Units · Derivative 4,596 $0.00 $0.00
Disclosure

SEC source: 0001419945-26-000041 · wk-form4_1781051134.xml · derivative · entry 1

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,596

Underlying: Class A Common Shares · 4,596 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Shares of the issuer. The RSUs vest annually in three equal installments on June 2, 2027, 2028 and 2029.

F1 · derivative.exercise_date: Each RSU represents a contingent right to receive one share of Class A Common Shares of the issuer. The RSUs vest annually in three equal installments on June 2, 2027, 2028 and 2029.

F1 · derivative.expiration_date: Each RSU represents a contingent right to receive one share of Class A Common Shares of the issuer. The RSUs vest annually in three equal installments on June 2, 2027, 2028 and 2029.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Exercise / conversionDividend Equivalent Rights · Derivative 86.8743 $0.00 $0.00
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · derivative · entry 9

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 551.2579

Underlying: Class A Common Shares · 86.8743 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.

F3 · derivative.exercise_price: Settlement of Dividend Equivalent Rights (DERs) that accrued on June 2, 2026 and were settled in shares on vesting of the related RSUs on June 2, 2026.

F3 · derivative.exercise_date: Settlement of Dividend Equivalent Rights (DERs) that accrued on June 2, 2026 and were settled in shares on vesting of the related RSUs on June 2, 2026.

F3 · derivative.expiration_date: Settlement of Dividend Equivalent Rights (DERs) that accrued on June 2, 2026 and were settled in shares on vesting of the related RSUs on June 2, 2026.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Exercise / conversionRestricted Stock Units · Derivative 2,323.2988 $0.00 $0.00
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · derivative · entry 8

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,645.5844

Underlying: Class A Common Shares · 2,323.2988 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.exercise_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.expiration_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Exercise / conversionRestricted Stock Units · Derivative 887.015 $0.00 $0.00
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · derivative · entry 7

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 887.015

Underlying: Class A Common Shares · 887.015 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.exercise_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.expiration_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Exercise / conversionRestricted Stock Units · Derivative 597.7019 $0.00 $0.00
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · derivative · entry 6

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 597.7019

Underlying: Class A Common Shares · 597.7019 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.exercise_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.expiration_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Exercise / conversionRestricted Stock Units · Derivative 1,098.2847 $0.00 $0.00
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · derivative · entry 5

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Shares · 1,098.2847 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.

F2 · derivative.exercise_price: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.exercise_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

F2 · derivative.expiration_date: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis. The RSUs vested on June 2, 2026. Amounts reported include DERs that accrued on the RSUs prior to June 2, 2026.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 GrantDividend Equivalent Rights · Derivative 638.1322 $0.00 $0.00
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · derivative · entry 4

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 638.1322

Underlying: Class A Common Shares · 638.1322 shares

Expires not disclosed

F1 · derivative.exercise_price: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($1.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

F1 · derivative.exercise_date: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($1.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

F1 · derivative.expiration_date: The DERs accrued on five outstanding RSU awards and vest proportionately with the RSUs to which they relate. The number of DERs is calculated as of the dividend record date by multiplying the dividend per share ($1.25) by the number of outstanding RSUs, and, to the extent applicable, previously accrued DERs and then dividing the result by the fair value of the common share on the dividend payment date. Each DER is the economic equivalent of one share. Excludes DERs that accrued on outstanding RSUs prior to June 2, 2026, which are reflected in outstanding RSUs.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Tax withholdingClass A Common Shares 2,349 Not disclosed Not disclosed
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · nonDerivative · entry 3

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,259.6609

F6 · price: Represents shares withheld to pay tax withholding obligations due on the date of vesting of RSUs; not a market transaction.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Exercise / conversionClass A Common Shares 86.8743 Not disclosed Not disclosed
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · nonDerivative · entry 2

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,608.6609

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 · price: Settlement of Dividend Equivalent Rights (DERs) that accrued on June 2, 2026 and were settled in shares on vesting of the related RSUs on June 2, 2026.

Read SEC document
June 02, 2026 Filed Jun 4, 2026 00:50 UTC TEEKAY TANKERS LTD. TNK · Entity 4210 Exercise / conversionClass A Common Shares 4,906.3005 Not disclosed Not disclosed
Disclosure

SEC source: 0002083448-26-000002 · primary_doc.xml · nonDerivative · entry 1

Seidelin Mikkel · CIK 0002083448 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,521.7866

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.

F4 · price: Restricted stock units (RSUs) convert into Class A Common Shares on a one-for-one basis.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.