ENB

SEC source: 0001104659-18-017012 · a4.xml · nonDerivative · entry 1

Capps Allen C · CIK 0001421157 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · security: These represent Phantom Stock Units which vested on February 17, 2018 and were settled in cash on March 9, 2018 based upon the closing price of a Common Share on February 16, 2018.

SEC source: 0001104659-18-017011 · a4.xml · nonDerivative · entry 1

Yu Vernon D · CIK 0001335385 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,304

F1 · security: These represent previously granted Performance Stock Units for which the performance conditions were satisfied on March 2, 2018. Each unit was settled in cash on March 9, 2018 using a performance multiplier of 1.38 and based on the weighted average trading price of Common Shares on the Toronto Stock Exchange for the twenty trading days immediately prior to the end of the performance period (December 31, 2017).

F2 · price: Price is in Canadian dollars.

SEC source: 0001104659-18-017009 · a4.xml · nonDerivative · entry 1

Whelen John K · CIK 0001624026 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,441

F1 · security: These represent previously granted Performance Stock Units for which the performance conditions were satisfied on March 2, 2018. Each unit was settled in cash on March 9, 2018 using a performance multiplier of 1.38 and based on the weighted average trading price of Common Shares on the Toronto Stock Exchange for the twenty trading days immediately prior to the end of the performance period (December 31, 2017).

F2 · price: Price is in Canadian dollars.

SEC source: 0001104659-18-017010 · a4.xml · nonDerivative · entry 1

Yardley William T. · CIK 0001494476 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,970

F1 · security: These represent Phantom Stock Units which vested on February 17, 2018 and were settled in cash on March 9, 2018 based upon the closing price of a Common Share on February 16, 2018.

SEC source: 0001104659-18-017008 · a4.xml · nonDerivative · entry 1

Neiles Byron C · CIK 0001504871 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,665

F1 · security: These represent previously granted Performance Stock Units for which the performance conditions were satisfied on March 2, 2018. Each unit was settled in cash on March 9, 2018 using a performance multiplier of 1.38 and based on the weighted average trading price of Common Shares on the Toronto Stock Exchange for the twenty trading days immediately prior to the end of the performance period (December 31, 2017).

F2 · price: Price is in Canadian dollars.

SEC source: 0001104659-18-017007 · a4.xml · nonDerivative · entry 1

Monaco Albert · CIK 0001425727 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 498,550

F1 · security: These represent previously granted Performance Stock Units for which the performance conditions were satisfied on March 2, 2018. Each unit was settled in cash on March 9, 2018 using a performance multiplier of 1.38 and based on the weighted average trading price of Common Shares on the Toronto Stock Exchange for the twenty trading days immediately prior to the end of the performance period (December 31, 2017).

F2 · price: Price is in Canadian dollars.

SEC source: 0001104659-18-017005 · a4.xml · nonDerivative · entry 1

Hansen Cynthia L · CIK 0001629601 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,718

F1 · security: These represent previously granted Performance Stock Units for which the performance conditions were satisfied on March 2, 2018. Each unit was settled in cash on March 9, 2018 using a performance multiplier of 1.38 and based on the weighted average trading price of Common Shares on the Toronto Stock Exchange for the twenty trading days immediately prior to the end of the performance period (December 31, 2017).

F2 · price: Price is in Canadian dollars.

SEC source: 0001104659-18-017006 · a4.xml · nonDerivative · entry 1

Jarvis D Guy · CIK 0001601716 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,515

F1 · security: These represent previously granted Performance Stock Units for which the performance conditions were satisfied on March 2, 2018. Each unit was settled in cash on March 9, 2018 using a performance multiplier of 1.38 and based on the weighted average trading price of Common Shares on the Toronto Stock Exchange for the twenty trading days immediately prior to the end of the performance period (December 31, 2017).

F2 · price: Price is in Canadian dollars.

SEC source: 0001104659-18-015178 · a4.xml · derivative · entry 2

Hansen Cynthia L · CIK 0001629601 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 4,585 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.

F1 · derivative.exercise_price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.exercise_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.expiration_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015178 · a4.xml · nonDerivative · entry 1

Hansen Cynthia L · CIK 0001629601 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,303

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 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015177 · a4.xml · derivative · entry 2

Neiles Byron C · CIK 0001504871 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 4,993 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.

F1 · derivative.exercise_price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.exercise_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.expiration_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015177 · a4.xml · nonDerivative · entry 1

Neiles Byron C · CIK 0001504871 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,658

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 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015175 · a4.xml · derivative · entry 2

Yu Vernon D · CIK 0001335385 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 4,653 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.

F1 · derivative.exercise_price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.exercise_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.expiration_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015175 · a4.xml · nonDerivative · entry 1

Yu Vernon D · CIK 0001335385 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,957

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 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015174 · a4.xml · derivative · entry 2

Jarvis D Guy · CIK 0001601716 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 9,477 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.

F1 · derivative.exercise_price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.exercise_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.expiration_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015174 · a4.xml · nonDerivative · entry 1

Jarvis D Guy · CIK 0001601716 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,992

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 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015173 · a4.xml · derivative · entry 2

Whelen John K · CIK 0001624026 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 15,274 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.

F1 · derivative.exercise_price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.exercise_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.expiration_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015173 · a4.xml · nonDerivative · entry 1

Whelen John K · CIK 0001624026 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,715

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 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015171 · a4.xml · derivative · entry 2

Monaco Albert · CIK 0001425727 · Director · SEE REMARKS

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 56,611 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.

F1 · derivative.exercise_price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.exercise_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

F1 · derivative.expiration_date: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-015171 · a4.xml · nonDerivative · entry 1

Monaco Albert · CIK 0001425727 · Director · SEE REMARKS

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 555,161

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 · price: The Reporting Person was previously granted Performance Stock Units representing the contingent right to receive in cash the value of one Enbridge Common Share based on satisfaction of pre-determined performance factors over a performance period that commenced on January 1, 2015 and ended on December 31, 2017. The applicable performance conditions were deemed to be satisfied on March 2, 2018 and the units will be settled in cash within 30 days thereafter.

SEC source: 0001104659-18-014149 · a4.xml · derivative · entry 1

Yardley William T. · CIK 0001494476 · SEE REMARKS

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,520

Underlying: Common Shares · 182,520 shares

Expires 2028-02-27

F1 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014147 · a4.xml · derivative · entry 1

Capps Allen C · CIK 0001421157 · SEE REMARKS

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,920

Underlying: Common Shares · 20,920 shares

Expires 2028-02-27

F1 · derivative.exercise_price: Exercise price is in Canadian dollars.

F2 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014068 · a4.xml · derivative · entry 2

Monaco Albert · CIK 0001425727 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 727,080

Underlying: Common Shares · 727,080 shares

Expires 2028-02-27

F2 · derivative.exercise_price: Exercise price is in Canadian dollars.

F3 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014067 · a4.xml · derivative · entry 2

Hansen Cynthia L · CIK 0001629601 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,380

Underlying: Common Shares · 115,380 shares

Expires 2028-02-27

F2 · derivative.exercise_price: Exercise price is in Canadian dollars.

F3 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014066 · a4.xml · derivative · entry 2

Yu Vernon D · CIK 0001335385 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,380

Underlying: Common Shares · 115,380 shares

Expires 2028-02-27

F2 · derivative.exercise_price: Exercise price is in Canadian dollars.

F3 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014065 · a4.xml · derivative · entry 2

Neiles Byron C · CIK 0001504871 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,380

Underlying: Common Shares · 115,380 shares

Expires 2028-02-27

F2 · derivative.exercise_price: Exercise price is in Canadian dollars.

F3 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014064 · a4.xml · derivative · entry 2

ROONEY ROBERT R · CIK 0001210480 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141,030

Underlying: Common Shares · 141,030 shares

Expires 2028-02-27

F2 · derivative.exercise_price: Exercise price is in Canadian dollars.

F3 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014062 · a4.xml · derivative · entry 2

Jarvis D Guy · CIK 0001601716 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,920

Underlying: Common Shares · 201,920 shares

Expires 2028-02-27

F2 · derivative.exercise_price: Exercise price is in Canadian dollars.

F3 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-014063 · a4.xml · derivative · entry 2

Whelen John K · CIK 0001624026 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 198,560

Underlying: Common Shares · 198,560 shares

Expires 2028-02-27

F2 · derivative.exercise_price: Exercise price is in Canadian dollars.

F3 · derivative.exercise_date: The options will vest in four equal annual installments on each of the first through fourth anniversaries of grant.

SEC source: 0001104659-18-011637 · a4.xml · nonDerivative · entry 3

PHELPS MICHAEL E J · CIK 0001216408 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,645

SEC source: 0001104659-18-011637 · a4.xml · nonDerivative · entry 2

PHELPS MICHAEL E J · CIK 0001216408 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,145

SEC source: 0001104659-18-011637 · a4.xml · nonDerivative · entry 1

PHELPS MICHAEL E J · CIK 0001216408 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,245

SEC source: 0001104659-18-011140 · a4.xml · derivative · entry 2

Yardley William T. · CIK 0001494476 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 7,822 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.

F1 · derivative.exercise_price: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

F1 · price: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

F1 · derivative.exercise_date: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

F1 · derivative.expiration_date: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

SEC source: 0001104659-18-011140 · a4.xml · nonDerivative · entry 1

Yardley William T. · CIK 0001494476 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,792

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 · price: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

SEC source: 0001104659-18-011139 · a4.xml · derivative · entry 2

Capps Allen C · CIK 0001421157 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 2,607 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.

F1 · derivative.exercise_price: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

F1 · price: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

F1 · derivative.exercise_date: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

F1 · derivative.expiration_date: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

SEC source: 0001104659-18-011139 · a4.xml · nonDerivative · entry 1

Capps Allen C · CIK 0001421157 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,607

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 · price: Each Phantom Stock Unit represented the economic equivalent of one Common Share. These units vested on February 17, 2018 and will be settled in cash within 30 days thereafter based upon the closing price of a Common Share on February 16, 2018.

SEC source: 0001104659-18-010308 · a4.xml · derivative · entry 2

Monaco Albert · CIK 0001425727 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,590

Underlying: Common Shares · 103,590 shares

Expires not disclosed

F2 · derivative.exercise_price: The units were granted on February 14, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · price: The units were granted on February 14, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.exercise_date: The units were granted on February 14, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.expiration_date: The units were granted on February 14, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006529 · a4.xml · derivative · entry 2

ROONEY ROBERT R · CIK 0001210480 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,090

Underlying: Common Shares · 20,090 shares

Expires not disclosed

F2 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006526 · a4.xml · derivative · entry 2

Yardley William T. · CIK 0001494476 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,070

Underlying: Common Shares · 32,070 shares

Expires not disclosed

F2 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006525 · a4.xml · derivative · entry 3

Whelen John K · CIK 0001624026 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,290

Underlying: Common Shares · 28,290 shares

Expires not disclosed

F3 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F3 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F3 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F3 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006524 · a4.xml · derivative · entry 2

Jarvis D Guy · CIK 0001601716 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,770

Underlying: Common Shares · 28,770 shares

Expires not disclosed

F2 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006523 · a4.xml · derivative · entry 2

Capps Allen C · CIK 0001421157 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,670

Underlying: Common Shares · 3,670 shares

Expires not disclosed

F2 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006522 · a4.xml · derivative · entry 4

Hansen Cynthia L · CIK 0001629601 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,440

Underlying: Common Shares · 16,440 shares

Expires not disclosed

F4 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F4 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F4 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F4 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006521 · a4.xml · derivative · entry 3

Yu Vernon D · CIK 0001335385 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,440

Underlying: Common Shares · 16,440 shares

Expires not disclosed

F3 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F3 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F3 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F3 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

SEC source: 0001104659-18-006520 · a4.xml · derivative · entry 2

Neiles Byron C · CIK 0001504871 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,440

Underlying: Common Shares · 16,440 shares

Expires not disclosed

F2 · derivative.exercise_price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · price: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.exercise_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.

F2 · derivative.expiration_date: The units were granted on February 1, 2018 and have a three year performance period commencing on January 1, 2018 and ending on December 31, 2020. The units represent a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.