MYRG

SEC source: 0001214659-20-008563 · marketforms-49850.xml · nonDerivative · entry 1

COOPER TOD M. · CIK 0001583147 · SVP and COO T&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,200

F1 · shares: The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 19, 2020.

SEC source: 0001214659-20-008432 · marketforms-49835.xml · nonDerivative · entry 1

COOPER TOD M. · CIK 0001583147 · SVP and COO T&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,014

F1 · shares: The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 19, 2020.

SEC source: 0001214659-20-007644 · marketforms-49568.xml · nonDerivative · entry 1

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 252,936

F1 · price: Represents a weighted average price per share of 5,092 shares of common stock sold in 29 transactions, ranging in price from $38.74 to $38.85 per share. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range.

SEC source: 0001214659-20-007423 · marketforms-49502.xml · nonDerivative · entry 1

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 258,028

SEC source: 0001214659-20-006995 · marketforms-49439.xml · nonDerivative · entry 1

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 263,274

F1 · price: Represents a weighted average price per share of 23,610 shares of common stock sold in 194 transactions, ranging in price from $38.50 to $38.96 per share. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range.

SEC source: 0001214659-20-006649 · marketforms-49371.xml · nonDerivative · entry 1

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 286,884

F1 · shares: The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2019.

SEC source: 0001214659-20-006511 · marketforms-49331.xml · nonDerivative · entry 1

Lowry Jennifer Elaine · CIK 0001748373 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,128

F1 · shares: Shares represent common stock the reporting person elected to receive in lieu of cash for a portion of the retainer fee payable for service on the Issuer's Board of Directors.

SEC source: 0001214659-20-004069 · marketforms-48659.xml · derivative · entry 2

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 746 shares

Expires 2020-05-04

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: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004069 · marketforms-48659.xml · nonDerivative · entry 1

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 292,261

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 · shares: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004068 · marketforms-48658.xml · derivative · entry 2

Favreau Bradley Thede · CIK 0001673488 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 746 shares

Expires 2020-05-04

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: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004068 · marketforms-48658.xml · nonDerivative · entry 1

Favreau Bradley Thede · CIK 0001673488 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,755

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 · shares: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004067 · marketforms-48657.xml · derivative · entry 2

MOORE MAURICE E. · CIK 0001496659 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 746 shares

Expires 2020-05-04

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: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004067 · marketforms-48657.xml · nonDerivative · entry 1

MOORE MAURICE E. · CIK 0001496659 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,671

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 · shares: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004066 · marketforms-48656.xml · derivative · entry 2

Patterson William · CIK 0001317361 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 746 shares

Expires 2020-05-04

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: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004066 · marketforms-48656.xml · nonDerivative · entry 1

Patterson William · CIK 0001317361 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,235

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 · shares: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004065 · marketforms-48655.xml · derivative · entry 2

Hartwick Kenneth Michael · CIK 0001489396 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 746 shares

Expires 2020-05-04

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: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004065 · marketforms-48655.xml · nonDerivative · entry 1

Hartwick Kenneth Michael · CIK 0001489396 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,930

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 · shares: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004064 · marketforms-48654.xml · derivative · entry 2

LUCKY DONALD C.I. · CIK 0001647955 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 746 shares

Expires 2020-05-04

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: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-004064 · marketforms-48654.xml · nonDerivative · entry 1

LUCKY DONALD C.I. · CIK 0001647955 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,588

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 · shares: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on May 4, 2017, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on May 4, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003812 · marketforms-48633.xml · derivative · entry 3

Lowry Jennifer Elaine · CIK 0001748373 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,233

Underlying: Common Stock · 2,233 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021, and will be deferred in accordance with the Issuer's non-employee director deferral program.

F2 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021, and will be deferred in accordance with the Issuer's non-employee director deferral program.

F2 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021, and will be deferred in accordance with the Issuer's non-employee director deferral program.

SEC source: 0001214659-20-003811 · marketforms-48635.xml · derivative · entry 3

Hartwick Kenneth Michael · CIK 0001489396 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,350

Underlying: Common Stock · 3,350 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 3,350 shares of the Issuer's common stock on April 27, 2021, and will be deferred in accordance with the Issuer's non-employee director deferral program.

F2 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 3,350 shares of the Issuer's common stock on April 27, 2021, and will be deferred in accordance with the Issuer's non-employee director deferral program.

F2 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 3,350 shares of the Issuer's common stock on April 27, 2021, and will be deferred in accordance with the Issuer's non-employee director deferral program.

SEC source: 0001214659-20-003810 · marketforms-48616.xml · derivative · entry 1

FRY WILLIAM · CIK 0001564100 · VP, CLO and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,063

Underlying: Common Stock · 5,063 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 1,688, 1,687 and 1,688 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 1,688, 1,687 and 1,688 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 1,688, 1,687 and 1,688 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

SEC source: 0001214659-20-003809 · marketforms-48615.xml · derivative · entry 1

Swartz Richard S. Jr. · CIK 0001441497 · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,871

Underlying: Common Stock · 17,871 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 5,957, 5,957 and 5,957 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 5,957, 5,957 and 5,957 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 5,957, 5,957 and 5,957 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

SEC source: 0001214659-20-003808 · marketforms-48614.xml · derivative · entry 1

Johnson Betty R. · CIK 0001441619 · Senior VP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,148

Underlying: Common Stock · 7,148 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,383, 2,382 and 2,383 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,383, 2,382 and 2,383 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,383, 2,382 and 2,383 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

SEC source: 0001214659-20-003807 · marketforms-48612.xml · derivative · entry 1

COOPER TOD M. · CIK 0001583147 · SVP and COO T&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,148

Underlying: Common Stock · 7,148 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,383, 2,382 and 2,383 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,383, 2,382 and 2,383 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,383, 2,382 and 2,383 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

SEC source: 0001214659-20-003806 · marketforms-48611.xml · derivative · entry 1

Waneka Jeffrey J. · CIK 0001694616 · SVP and COO C&I

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,957

Underlying: Common Stock · 5,957 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 1,986, 1,985 and 1,986 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 1,986, 1,985 and 1,986 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

F1 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 1,986, 1,985 and 1,986 shares of the Issuer's common stock on April 27, 2021, March 23, 2022 and March 23, 2023, respectively.

SEC source: 0001214659-20-003805 · marketforms-48637.xml · derivative · entry 1

O'Connor Shirin · CIK 0001810683 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,233

Underlying: Common Stock · 2,233 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F1 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F1 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

SEC source: 0001214659-20-003804 · marketforms-48610.xml · derivative · entry 3

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,233

Underlying: Common Stock · 2,233 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

SEC source: 0001214659-20-003803 · marketforms-48609.xml · derivative · entry 3

Favreau Bradley Thede · CIK 0001673488 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,233

Underlying: Common Stock · 2,233 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

SEC source: 0001214659-20-003802 · marketforms-48608.xml · derivative · entry 3

MOORE MAURICE E. · CIK 0001496659 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,233

Underlying: Common Stock · 2,233 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

SEC source: 0001214659-20-003801 · marketforms-48607.xml · derivative · entry 3

Patterson William · CIK 0001317361 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,233

Underlying: Common Stock · 2,233 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

SEC source: 0001214659-20-003800 · marketforms-48631.xml · derivative · entry 3

LUCKY DONALD C.I. · CIK 0001647955 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,233

Underlying: Common Stock · 2,233 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.exercise_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

F2 · derivative.expiration_date: Each Restricted Stock Unit, awarded pursuant to the Issuer's 2017 Long-Term Incentive Plan, represents a contingent right to receive one share of the Issuer's common stock. Restricted Stock Units will be converted into 2,233 shares of the Issuer's common stock on April 27, 2021.

SEC source: 0001214659-20-003812 · marketforms-48633.xml · derivative · entry 2

Lowry Jennifer Elaine · CIK 0001748373 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,063 shares

Expires 2020-04-25

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: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

SEC source: 0001214659-20-003812 · marketforms-48633.xml · nonDerivative · entry 1

Lowry Jennifer Elaine · CIK 0001748373 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,762

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 · shares: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

F1 · price: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

SEC source: 0001214659-20-003811 · marketforms-48635.xml · derivative · entry 2

Hartwick Kenneth Michael · CIK 0001489396 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,095 shares

Expires 2020-04-25

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: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

SEC source: 0001214659-20-003811 · marketforms-48635.xml · nonDerivative · entry 1

Hartwick Kenneth Michael · CIK 0001489396 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,184

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 · shares: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

F1 · price: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis, and have been deferred in accordance with the Issuer's non-employee director deferral program.

SEC source: 0001214659-20-003804 · marketforms-48610.xml · derivative · entry 2

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,063 shares

Expires 2020-04-25

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: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003804 · marketforms-48610.xml · nonDerivative · entry 1

KOERTNER WILLIAM A · CIK 0001019690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 291,515

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 · shares: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003803 · marketforms-48609.xml · derivative · entry 2

Favreau Bradley Thede · CIK 0001673488 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,063 shares

Expires 2020-04-25

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: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003803 · marketforms-48609.xml · nonDerivative · entry 1

Favreau Bradley Thede · CIK 0001673488 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,009

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 · shares: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003802 · marketforms-48608.xml · derivative · entry 2

MOORE MAURICE E. · CIK 0001496659 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,063 shares

Expires 2020-04-25

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: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003802 · marketforms-48608.xml · nonDerivative · entry 1

MOORE MAURICE E. · CIK 0001496659 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,925

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 · shares: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003801 · marketforms-48607.xml · derivative · entry 2

Patterson William · CIK 0001317361 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,063 shares

Expires 2020-04-25

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: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003801 · marketforms-48607.xml · nonDerivative · entry 1

Patterson William · CIK 0001317361 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,489

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 · shares: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003800 · marketforms-48631.xml · derivative · entry 2

LUCKY DONALD C.I. · CIK 0001647955 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,063 shares

Expires 2020-04-25

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: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003800 · marketforms-48631.xml · nonDerivative · entry 1

LUCKY DONALD C.I. · CIK 0001647955 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,842

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 · shares: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · price: These Restricted Stock Units, which were awarded on April 25, 2019, pursuant to the Issuer's 2017 Long-Term Incentive Plan, vested on April 25, 2020 and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-003700 · marketforms-48605.xml · nonDerivative · entry 1

Lowry Jennifer Elaine · CIK 0001748373 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,699

F1 · shares: Shares represent common stock the reporting person elected to receive in lieu of cash for a portion of the retainer fee payable for service on the Issuer's Board of Directors.

SEC source: 0001214659-20-003699 · marketforms-48604.xml · nonDerivative · entry 1

LUCKY DONALD C.I. · CIK 0001647955 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,779

F1 · shares: Shares represent common stock the reporting person elected to receive in lieu of cash for a portion of the retainer fee payable for service on the Issuer's Board of Directors.

SEC source: 0001214659-20-002876 · marketforms-48405.xml · derivative · entry 7

COOPER TOD M. · CIK 0001583147 · SVP and COO T&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,035

Underlying: Common Stock · 2,034 shares

Expires 2020-03-23

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: These Restricted Stock Units, which were awarded on March 23, 2018 and March 22, 2019 pursuant to the Issuer's 2017 Long-Term Incentive Plan, vest ratably over three years and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.exercise_date: These Restricted Stock Units, which were awarded on March 23, 2018 and March 22, 2019 pursuant to the Issuer's 2017 Long-Term Incentive Plan, vest ratably over three years and were settled in shares of the Issuer's common stock on a one-for-one basis.

F1 · derivative.expiration_date: These Restricted Stock Units, which were awarded on March 23, 2018 and March 22, 2019 pursuant to the Issuer's 2017 Long-Term Incentive Plan, vest ratably over three years and were settled in shares of the Issuer's common stock on a one-for-one basis.

SEC source: 0001214659-20-002876 · marketforms-48405.xml · nonDerivative · entry 5

COOPER TOD M. · CIK 0001583147 · SVP and COO T&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,264

F3 · shares: Represents shares of Issuer's common stock withheld to satisfy tax withholding obligations in connection with the vesting of restricted stock granted pursuant to the Issuer's 2007 Long-Term Incentive Plan, as amended.