AMRN

SEC source: 0001209191-17-024221 · doc4.xml · nonDerivative · entry 1

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 303,090

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F2 · shares: As previously reported on July 8, 2015, the Reporting Person was granted 755,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The seventh vesting event occurred on March 31, 2017.

F3 · price: Not applicable.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-17-024219 · doc4.xml · derivative · entry 3

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 337,500

Underlying: Ordinary Shares · 37,500 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_price: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: As previously reported on July 8, 2015, the Reporting Person was granted 600,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The seventh vesting event occurred on March 31, 2017.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001209191-17-024219 · doc4.xml · nonDerivative · entry 2

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,081,467

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F5 · kind: Represents a withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-17-024219 · doc4.xml · nonDerivative · entry 1

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,097,199

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F2 · shares: As previously reported on July 8, 2015, the Reporting Person was granted 600,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The seventh vesting event occurred on March 31, 2017.

F3 · price: Not applicable.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-17-007170 · doc4.xml · derivative · entry 8

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 550,000

Underlying: Ordinary Shares · 550,000 shares

Expires 2027-01-31

F8 · derivative.exercise_date: On February 1, 2017, the Reporting Person was granted an option to purchase 550,000 Ordinary Shares under the Amarin Corporation plc 2011 Stock Incentive Plan. The shares subject to this option shall vest and become exercisable in 48 equal monthly installments on the last day of each month starting on February 28, 2017.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007167 · doc4.xml · derivative · entry 8

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,000

Underlying: Ordinary Shares · 133,000 shares

Expires 2027-01-31

F8 · derivative.exercise_date: On February 1, 2017, the Reporting Person was granted an option to purchase 133,000 Ordinary Shares under the Amarin Corporation plc 2011 Stock Incentive Plan. The shares subject to this option shall vest and become exercisable in 48 equal monthly installments on the last day of each month starting on February 28, 2017.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007161 · doc4.xml · derivative · entry 8

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 165,000

Underlying: Ordinary Shares · 165,000 shares

Expires 2027-01-31

F8 · derivative.exercise_date: On February 1, 2017, the Reporting Person was granted an option to purchase 165,000 Ordinary Shares under the Amarin Corporation plc 2011 Stock Incentive Plan. The shares subject to this option shall vest and become exercisable in 48 equal monthly installments on the last day of each month starting on February 28, 2017.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007156 · doc4.xml · derivative · entry 1

Kalb Michael Wayne · CIK 0001678248 · SVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,000

Underlying: Ordinary Shares · 133,000 shares

Expires 2027-01-31

F1 · derivative.exercise_date: On February 1, 2017, the Reporting Person was granted an option to purchase 133,000 Ordinary Shares under the Amarin Corporation plc 2011 Stock Incentive Plan. The shares subject to this option shall vest and become exercisable in 48 equal monthly installments on the last day of each month starting on February 28, 2017.

F2 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007170 · doc4.xml · derivative · entry 7

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 240,000

Underlying: Ordinary Shares · 120,000 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F5 · derivative.exercise_date: On February 1, 2016, the Reporting Person was granted 360,000 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2017, January 31, 2018 and January 31, 2019. The first vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007170 · doc4.xml · derivative · entry 6

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 260,000

Underlying: Ordinary Shares · 260,000 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F4 · derivative.exercise_date: On February 2, 2015, the Reporting Person was granted 780,000 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2016, January 31, 2017 and January 31, 2018. The second vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007170 · doc4.xml · derivative · entry 5

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 169,500 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: On January 8, 2014, the Reporting Person was granted 508,500 restricted stock units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2015, January 31, 2016 and January 31, 2017. The third and final vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007170 · doc4.xml · nonDerivative · entry 4

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,059,699

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F6 · kind: Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

SEC source: 0001209191-17-007170 · doc4.xml · nonDerivative · entry 3

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,291,417

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F5 · shares: On February 1, 2016, the Reporting Person was granted 360,000 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2017, January 31, 2018 and January 31, 2019. The first vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007170 · doc4.xml · nonDerivative · entry 2

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,171,417

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F4 · shares: On February 2, 2015, the Reporting Person was granted 780,000 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2016, January 31, 2017 and January 31, 2018. The second vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007170 · doc4.xml · nonDerivative · entry 1

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 911,417

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F2 · shares: On January 8, 2014, the Reporting Person was granted 508,500 restricted stock units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2015, January 31, 2016 and January 31, 2017. The third and final vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007167 · doc4.xml · derivative · entry 7

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,333

Underlying: Ordinary Shares · 26,667 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F5 · derivative.exercise_date: On February 1, 2016, the Reporting Person was granted 80,000 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2017, January 31, 2018 and January 31, 2019. The first vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007167 · doc4.xml · derivative · entry 6

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,937

Underlying: Ordinary Shares · 60,938 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F4 · derivative.exercise_date: On February 2, 2015, the Reporting Person was granted 182,813 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2016, January 31, 2017 and January 31, 2018. The second vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007167 · doc4.xml · derivative · entry 5

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 56,500 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: On January 8, 2014, the Reporting Person was granted 169,500 restricted stock units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2015, January 31, 2016 and January 31, 2017. The third and final vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007167 · doc4.xml · nonDerivative · entry 4

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,276

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F6 · kind: Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

SEC source: 0001209191-17-007167 · doc4.xml · nonDerivative · entry 3

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 275,512

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F5 · shares: On February 1, 2016, the Reporting Person was granted 80,000 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2017, January 31, 2018 and January 31, 2019. The first vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007167 · doc4.xml · nonDerivative · entry 2

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 248,845

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F4 · shares: On February 2, 2015, the Reporting Person was granted 182,813 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2016, January 31, 2017 and January 31, 2018. The second vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007167 · doc4.xml · nonDerivative · entry 1

Ketchum Steven B · CIK 0001289884 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 187,907

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F2 · shares: On January 8, 2014, the Reporting Person was granted 169,500 restricted stock units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2015, January 31, 2016 and January 31, 2017. The third and final vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007161 · doc4.xml · derivative · entry 7

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,333

Underlying: Ordinary Shares · 26,667 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F5 · derivative.exercise_date: On February 1, 2016, the Reporting Person was granted 80,000 RSU's under the Amarin Corporation plc 2011 Stock Inventive Plan. These RSU's vest in three equal installments on each of January 31, 2017, January 31, 2018 and January 31, 2019. The first vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007161 · doc4.xml · derivative · entry 6

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,937

Underlying: Ordinary Shares · 60,938 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F4 · derivative.exercise_date: On February 2, 2015, the Reporting Person was granted 182,813 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2016, January 31, 2017 and January 31, 2018. The second vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007161 · doc4.xml · derivative · entry 5

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 56,500 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.

F7 · security: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: On January 8, 2014, the Reporting Person was granted 169,500 restricted stock units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2015, January 31, 2016 and January 31, 2017. The third and final vesting event occurred on January 31, 2017.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

SEC source: 0001209191-17-007161 · doc4.xml · nonDerivative · entry 4

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 255,903

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F6 · kind: Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

SEC source: 0001209191-17-007161 · doc4.xml · nonDerivative · entry 3

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 331,778

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F5 · shares: On February 1, 2016, the Reporting Person was granted 80,000 RSU's under the Amarin Corporation plc 2011 Stock Inventive Plan. These RSU's vest in three equal installments on each of January 31, 2017, January 31, 2018 and January 31, 2019. The first vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007161 · doc4.xml · nonDerivative · entry 2

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 305,111

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F4 · shares: On February 2, 2015, the Reporting Person was granted 182,813 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2016, January 31, 2017 and January 31, 2018. The second vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-007161 · doc4.xml · nonDerivative · entry 1

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 244,173

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.

F2 · shares: On January 8, 2014, the Reporting Person was granted 169,500 restricted stock units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in three equal installments on each of January 31, 2015, January 31, 2016 and January 31, 2017. The third and final vesting event occurred on January 31, 2017.

F3 · price: Not applicable.

SEC source: 0001209191-17-000248 · doc4.xml · derivative · entry 5

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,500

Underlying: Ordinary Shares · 6,250 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F5 · derivative.exercise_date: As previously reported on October 6, 2015, the Reporting Person was granted 100,000 RSUs under the Plan. These RSUs vest in 16 equal quarterly installments. The sixth vesting event occurred on December 31, 2016.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

SEC source: 0001209191-17-000248 · doc4.xml · derivative · entry 4

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 471,874

Underlying: Ordinary Shares · 47,188 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: As previously reported on July 8, 2015, the Reporting Person was granted 755,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The sixth vesting event occurred on December 31, 2016.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

SEC source: 0001209191-17-000248 · doc4.xml · nonDerivative · entry 3

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 187,673

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F6 · kind: Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-17-000248 · doc4.xml · nonDerivative · entry 2

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 215,558

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F5 · shares: As previously reported on October 6, 2015, the Reporting Person was granted 100,000 RSUs under the Plan. These RSUs vest in 16 equal quarterly installments. The sixth vesting event occurred on December 31, 2016.

F3 · price: Not applicable.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-17-000248 · doc4.xml · nonDerivative · entry 1

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,308

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F2 · shares: As previously reported on July 8, 2015, the Reporting Person was granted 755,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The sixth vesting event occurred on December 31, 2016.

F3 · price: Not applicable.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-17-000245 · doc4.xml · derivative · entry 3

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 375,000

Underlying: Ordinary Shares · 37,500 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_price: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: As previously reported on July 8, 2015, the Reporting Person was granted 600,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The sixth vesting event occurred on December 31, 2016.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001209191-17-000245 · doc4.xml · nonDerivative · entry 2

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 741,917

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F5 · kind: Represents a withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-17-000245 · doc4.xml · nonDerivative · entry 1

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 762,111

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F2 · shares: As previously reported on July 8, 2015, the Reporting Person was granted 600,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The sixth vesting event occurred on December 31, 2016.

F3 · price: Not applicable.

F4 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-16-149390 · doc4.xml · nonDerivative · entry 1

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 162,120

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.00 to $3.10, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F3 · balance_after: Please see the section titled "Remarks" below for additional information.

SEC source: 0001209191-16-143446 · doc4.xml · derivative · entry 3

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 412,500

Underlying: Ordinary Shares · 37,500 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_price: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: As previously reported on July 8, 2015, the Reporting Person was granted 600,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The fifth vesting event occurred on September 30, 2016.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001209191-16-143446 · doc4.xml · nonDerivative · entry 2

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 724,611

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F4 · kind: Represents a withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

SEC source: 0001209191-16-143446 · doc4.xml · nonDerivative · entry 1

THERO JOHN F · CIK 0001199637 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 744,805

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F2 · shares: As previously reported on July 8, 2015, the Reporting Person was granted 600,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The fifth vesting event occurred on September 30, 2016.

F3 · price: Not applicable.

SEC source: 0001209191-16-143447 · doc4.xml · derivative · entry 5

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,750

Underlying: Ordinary Shares · 6,250 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_price: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F4 · derivative.exercise_date: As previously reported on October 6, 2015, the Reporting Person was granted 100,000 RSUs under the Plan. These RSUs vest in 16 equal quarterly installments. The fifth vesting event occurred on September 30, 2016.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

SEC source: 0001209191-16-143447 · doc4.xml · derivative · entry 4

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 519,062

Underlying: Ordinary Shares · 47,188 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_price: Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion.

F2 · derivative.exercise_date: As previously reported on July 8, 2015, the Reporting Person was granted 755,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The fifth vesting event occurred on September 30, 2016.

F3 · derivative.expiration_date: Not applicable.

F1 · derivative.underlying: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

SEC source: 0001209191-16-143447 · doc4.xml · nonDerivative · entry 3

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 284,478

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F5 · kind: Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities.

SEC source: 0001209191-16-143447 · doc4.xml · nonDerivative · entry 2

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 312,363

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F4 · shares: As previously reported on October 6, 2015, the Reporting Person was granted 100,000 RSUs under the Plan. These RSUs vest in 16 equal quarterly installments. The fifth vesting event occurred on September 30, 2016.

F3 · price: Not applicable.

SEC source: 0001209191-16-143447 · doc4.xml · nonDerivative · entry 1

Kennedy Joseph T · CIK 0001408920 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 306,113

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.

F1 · security: The Ordinary Shares may be represented by American Depositary Shares, each of which represents one Ordinary Share.

F2 · shares: As previously reported on July 8, 2015, the Reporting Person was granted 755,000 Restricted Stock Units ("RSUs") under the Amarin Corporation plc 2011 Stock Incentive Plan. These RSUs vest in 16 equal quarterly installments. The fifth vesting event occurred on September 30, 2016.

F3 · price: Not applicable.