Pechersky Bryan J

SEC source: 0001392636-26-000006 · wk-form4_1772227835.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,924

F1 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 26, 2026 (upon completion of two years of continuous employment from grant date of February 26, 2024).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0001392636-26-000004 · wk-form4_1772055211.xml · nonDerivative · entry 3

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,383

F4 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 24, 2026 (upon completion of one year of continuous employment from grant date of February 24, 2025).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0001392636-26-000004 · wk-form4_1772055211.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,065

F3 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 24, 2026 (upon completion of three years of continuous employment from grant date of February 24, 2023).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0001392636-26-000004 · wk-form4_1772055211.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,594

F1 · shares: Represents restricted stock units which vest annually in one-third increments on February 23 of each of the next three years provided that the reporting person has been continuously employed by the issuer as of each such vesting date.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0001392636-26-000002 · wk-form4_1770932073.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,464

F3 · shares: Number of shares withheld to cover taxes with respect to performance-based restricted stock units which vested on February 10, 2026.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0001392636-26-000002 · wk-form4_1770932073.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,262

F1 · shares: The Company's relative TSR over the three-year measurement period ending December 31, 2025, established in connection with performance-based restricted stock units granted to the reporting person on February 24, 2023, ranked in the 33rd percentile, resulting in the vesting of 50% of such performance-based restricted stock units.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-25-000046 · wk-form4_1740605612.xml · nonDerivative · entry 4

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,996

F5 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 26, 2025 (upon completion of one year of continuous employment from grant date of February 26, 2024).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-25-000046 · wk-form4_1740605612.xml · nonDerivative · entry 3

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,432

F4 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 25, 2025 (upon completion of three years of continuous employment from grant date of February 25, 2022).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-25-000046 · wk-form4_1740605612.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,870

F3 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 24, 2025 (upon completion of two years of continuous employment from grant date of February 24, 2023).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-25-000046 · wk-form4_1740605612.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,399

F1 · shares: Represents restricted stock units which vest annually in one-third increments on February 24 of each of the next three years provided that the reporting person has been continuously employed by the issuer as of each such vesting date.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-25-000032 · wk-form4_1739482754.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,204

F4 · shares: Number of shares withheld to cover taxes with respect to performance-based restricted stock units which vested on February 11, 2025.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-25-000032 · wk-form4_1739482754.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,473

F1 · shares: The Company's relative TSR over the three-year measurement period ending December 31, 2024, established in connection with performance-based restricted stock units granted to the reporting person on February 25, 2022, ranked in the 45th percentile, resulting in the vesting of 75% of such performance-based restricted stock units.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

F3 · balance_after: Amount reported on the reporting persons Form 4 filed on February 28, 2023 inadvertently underreported the number of time-based restricted stock units acquired by the reporting person by 242 shares due to administrative error and have been added.

SEC source: 0000933036-24-000060 · wk-form4_1709070696.xml · nonDerivative · entry 4

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,078

F5 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 26, 2024 (upon completion of three years of continuous employment from grant date of February 26, 2021).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-24-000060 · wk-form4_1709070696.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,173

F1 · shares: Represents restricted stock units which vest annually in one-third increments on February 26 of each of the next three years provided that the reporting person has been continuously employed by the issuer as of each such vesting date.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-24-000060 · wk-form4_1709070696.xml · nonDerivative · entry 3

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,292

F4 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 25, 2024 (upon completion of two years of continuous employment from grant date of February 25, 2022).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-24-000060 · wk-form4_1709070696.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,702

F3 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 24, 2024 (upon completion of one year of continuous employment from grant date of February 24, 2023).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-24-000026 · wk-form4_1708033976.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,674

F3 · shares: Number of shares withheld to cover taxes with respect to performance-based restricted stock units which vested on February 13, 2024.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-24-000026 · wk-form4_1708033976.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,867

F1 · shares: The Company's relative TSR over the three-year measurement period ending December 31, 2023, established in connection with performance-based restricted stock units granted to the reporting person on February 26, 2021, ranked in the 32nd percentile, resulting in the vesting of 50% of such performance-based restricted stock units.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-23-000069 · wf-form4_167762229096869.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,333

F3 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 25, 2023 (upon completion of one year of continuous employment from grant date of February 25, 2022).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-23-000069 · wf-form4_167762229096869.xml · nonDerivative · entry 3

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,069

F4 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 26, 2023 (upon completion of two years of continuous employment from grant date of February 26, 2021).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-23-000069 · wf-form4_167762229096869.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,847

F1 · shares: Represents restricted stock units which vest annually in one-third increments on February 24 of each of the next three years provided that the reporting person has been continuously employed by the issuer as of each such vesting date.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-22-000056 · wf-form4_164617288421018.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,060

F3 · shares: Number of shares withheld to cover taxes with respect to time-based restricted stock units which vested on February 26, 2022 (upon completion of one year of continuous employment from grant date of February 26, 2021).

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-22-000056 · wf-form4_164617288421018.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,293

F1 · shares: Represents restricted stock units which vest annually in one-third increments on February 25 of each of the next three years provided that the reporting person has been continuously employed by the issuer as of each such vesting date.

F2 · balance_after: Includes shares of common stock and unvested restricted stock units.

SEC source: 0000933036-21-000060 · wf-form4_161472611030945.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,799

F1 · shares: Represents restricted stock units which vest annually in one-third increments on February 26 of each of the next three years provided that the reporting person has been continuously employed by the issuer as of each such vesting date.

F2 · balance_after: Represents unvested restricted stock units.

SEC source: 0000933036-20-000057 · wf-form4_159406520334903.xml · derivative · entry 1

Pechersky Bryan J · CIK 0001392636 · EVP, GC and Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: COMMON STOCK · 10,000 shares

Expires 2030-07-01

F1 · derivative.exercise_date: The option becomes exercisable in four equal installments on each of July 1, 2021, 2022, 2023 and 2024.

SEC source: 0001104659-19-012891 · a4.xml · derivative · entry 3

Pechersky Bryan J · CIK 0001392636 · Exec VP Corp Sec & GC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 128,338

Underlying: Common Stock · 110,771 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.

F4 · derivative.exercise_price: Each 2016 RSU represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. The RSUs vested 3 years from the date of grant (which was March 4, 2016). The performance share units that were also granted on March 4, 2016 did not vest and were cancelled based on CPE relative total shareholder return.

F4 · derivative.exercise_date: Each 2016 RSU represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. The RSUs vested 3 years from the date of grant (which was March 4, 2016). The performance share units that were also granted on March 4, 2016 did not vest and were cancelled based on CPE relative total shareholder return.

F4 · derivative.expiration_date: Each 2016 RSU represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. The RSUs vested 3 years from the date of grant (which was March 4, 2016). The performance share units that were also granted on March 4, 2016 did not vest and were cancelled based on CPE relative total shareholder return.

F5 · balance_after: Reflects RSUs granted to the Reporting Person in 2017 and 2018.

SEC source: 0001104659-19-012891 · a4.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · Exec VP Corp Sec & GC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,712

F2 · shares: Reflects the number of shares of common stock withheld by the Issuer in satisfaction of the Reporting Person's tax withholding obligation upon the vesting of 2016 RSUs.

F3 · balance_after: This total does not include RSUs granted to the Reporting Person in 2017 or 2018 as vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-19-012891 · a4.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · Exec VP Corp Sec & GC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 180,429

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: Reflects the number of shares of common stock issued by the Issuer in connection with the vesting of 2016 restricted stock units ("RSUs") granted on March 4, 2016 and originally reported in Table II on the Form 4 filed on March 8, 2016.

F3 · balance_after: This total does not include RSUs granted to the Reporting Person in 2017 or 2018 as vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-18-015197 · a4.xml · derivative · entry 5

Pechersky Bryan J · CIK 0001392636 · Exec VP. Corp Sec & CG

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,455

Underlying: Common Stock · 65,455 shares

Expires not disclosed

F5 · derivative.exercise_price: Each 2018 RSU represents a contingent right to receive the value of one share of CPE common stock. In general, 100% of the RSUs vest three years after the date of grant subject to the terms of the award agreement and CPE's long-term incentive plan ("LTIP"). Vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

F6 · shares: This total does not include 2018 PSUs that were also granted on 3/2/2018 and that will be reported under Section 16 upon any vesting, as provided by applicable rules. PSUs represent a contingent right to receive the value of one share of CPE common stock. In general, PSUs vest 3 years from the date of grant depending on CPE's achievement of performance goals, which are based upon CPE's TSR, and subject to the terms of the award agreement and CPE's LTIP. These TSR achievements may result in a payout ranging between 0% and 200% of the target.

F5 · derivative.exercise_date: Each 2018 RSU represents a contingent right to receive the value of one share of CPE common stock. In general, 100% of the RSUs vest three years after the date of grant subject to the terms of the award agreement and CPE's long-term incentive plan ("LTIP"). Vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

F5 · derivative.expiration_date: Each 2018 RSU represents a contingent right to receive the value of one share of CPE common stock. In general, 100% of the RSUs vest three years after the date of grant subject to the terms of the award agreement and CPE's long-term incentive plan ("LTIP"). Vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

F6 · derivative.underlying_shares: This total does not include 2018 PSUs that were also granted on 3/2/2018 and that will be reported under Section 16 upon any vesting, as provided by applicable rules. PSUs represent a contingent right to receive the value of one share of CPE common stock. In general, PSUs vest 3 years from the date of grant depending on CPE's achievement of performance goals, which are based upon CPE's TSR, and subject to the terms of the award agreement and CPE's LTIP. These TSR achievements may result in a payout ranging between 0% and 200% of the target.

F6 · balance_after: This total does not include 2018 PSUs that were also granted on 3/2/2018 and that will be reported under Section 16 upon any vesting, as provided by applicable rules. PSUs represent a contingent right to receive the value of one share of CPE common stock. In general, PSUs vest 3 years from the date of grant depending on CPE's achievement of performance goals, which are based upon CPE's TSR, and subject to the terms of the award agreement and CPE's LTIP. These TSR achievements may result in a payout ranging between 0% and 200% of the target.

SEC source: 0001104659-18-015197 · a4.xml · derivative · entry 4

Pechersky Bryan J · CIK 0001392636 · Exec VP. Corp Sec & CG

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 40,704 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each 2015 performance share unit ("PSU") represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. The PSUs vested 3 years from the date of grant (which was 3/2/2015) upon CPE's achievement of performance goals, which were based upon CPE's relative and absolute total shareholder return ("TSR"). These TSR achievements resulted in a payout of 100% of the target, which target number was originally reported in Table II on the Form 4 filed on 3/3/2015.

F2 · derivative.exercise_date: Each 2015 performance share unit ("PSU") represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. The PSUs vested 3 years from the date of grant (which was 3/2/2015) upon CPE's achievement of performance goals, which were based upon CPE's relative and absolute total shareholder return ("TSR"). These TSR achievements resulted in a payout of 100% of the target, which target number was originally reported in Table II on the Form 4 filed on 3/3/2015.

F2 · derivative.expiration_date: Each 2015 performance share unit ("PSU") represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. The PSUs vested 3 years from the date of grant (which was 3/2/2015) upon CPE's achievement of performance goals, which were based upon CPE's relative and absolute total shareholder return ("TSR"). These TSR achievements resulted in a payout of 100% of the target, which target number was originally reported in Table II on the Form 4 filed on 3/3/2015.

SEC source: 0001104659-18-015197 · a4.xml · nonDerivative · entry 3

Pechersky Bryan J · CIK 0001392636 · Exec VP. Corp Sec & CG

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,658

F3 · shares: Reflects the number of shares of common stock withheld by the Issuer in satisfaction of the Reporting Person's tax withholding obligation upon the vesting of 2015 PSUs.

F4 · balance_after: This total does not include RSUs granted to the Reporting Person in 2016, 2017 or 2018 because vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-18-015197 · a4.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · Exec VP. Corp Sec & CG

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,560

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Each 2015 performance share unit ("PSU") represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. The PSUs vested 3 years from the date of grant (which was 3/2/2015) upon CPE's achievement of performance goals, which were based upon CPE's relative and absolute total shareholder return ("TSR"). These TSR achievements resulted in a payout of 100% of the target, which target number was originally reported in Table II on the Form 4 filed on 3/3/2015.

F4 · balance_after: This total does not include RSUs granted to the Reporting Person in 2016, 2017 or 2018 because vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-18-015197 · a4.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · Exec VP. Corp Sec & CG

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,856

F1 · shares: Reflects the number of shares of common stock withheld by the Issuer in satisfaction of the Reporting Person's tax withholding obligation upon the vesting of 2015 restricted stock units ("RSUs").

F4 · balance_after: This total does not include RSUs granted to the Reporting Person in 2016, 2017 or 2018 because vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-17-017159 · a4.xml · derivative · entry 4

Pechersky Bryan J · CIK 0001392636 · Exec. VP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,043 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each performance unit represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. common stock, which award was originally reported on a form 4 filed on 3/18/2014. The performance units vested 3 years from the date of grant (which was 3/14/2014) upon Cloud Peak Energy's achievement of performance goals, which were based upon Cloud Peak Energy's relative and absolute total shareholder return. These achievements resulted in a payout of 51% of the target, which target number was originally reported on the Form 4 filed on 3/18/2014.

F2 · derivative.exercise_date: Each performance unit represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. common stock, which award was originally reported on a form 4 filed on 3/18/2014. The performance units vested 3 years from the date of grant (which was 3/14/2014) upon Cloud Peak Energy's achievement of performance goals, which were based upon Cloud Peak Energy's relative and absolute total shareholder return. These achievements resulted in a payout of 51% of the target, which target number was originally reported on the Form 4 filed on 3/18/2014.

F2 · derivative.expiration_date: Each performance unit represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. common stock, which award was originally reported on a form 4 filed on 3/18/2014. The performance units vested 3 years from the date of grant (which was 3/14/2014) upon Cloud Peak Energy's achievement of performance goals, which were based upon Cloud Peak Energy's relative and absolute total shareholder return. These achievements resulted in a payout of 51% of the target, which target number was originally reported on the Form 4 filed on 3/18/2014.

SEC source: 0001104659-17-017159 · a4.xml · nonDerivative · entry 3

Pechersky Bryan J · CIK 0001392636 · Exec. VP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,655

F3 · shares: Reflects the number of shares of common stock withheld by the Issuer in satisfaction of the Reporting Person's tax withholding obligation upon the vesting of performance units.

F4 · balance_after: This total does not include restricted stock units granted to the Reporting Person in 2015, 2016 or 2017 as vested restricted stock units may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-17-017159 · a4.xml · nonDerivative · entry 2

Pechersky Bryan J · CIK 0001392636 · Exec. VP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,804

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Each performance unit represented a contingent right to receive the value of one share of Cloud Peak Energy Inc. common stock, which award was originally reported on a form 4 filed on 3/18/2014. The performance units vested 3 years from the date of grant (which was 3/14/2014) upon Cloud Peak Energy's achievement of performance goals, which were based upon Cloud Peak Energy's relative and absolute total shareholder return. These achievements resulted in a payout of 51% of the target, which target number was originally reported on the Form 4 filed on 3/18/2014.

F4 · balance_after: This total does not include restricted stock units granted to the Reporting Person in 2015, 2016 or 2017 as vested restricted stock units may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-17-017159 · a4.xml · nonDerivative · entry 1

Pechersky Bryan J · CIK 0001392636 · Exec. VP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,192

F1 · shares: Reflects the number of shares of common stock withheld by the issuer in satisfaction of the Reporting Person's tax withholding obligation upon the vesting of restricted stock units.

F4 · balance_after: This total does not include restricted stock units granted to the Reporting Person in 2015, 2016 or 2017 as vested restricted stock units may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

SEC source: 0001104659-17-014455 · a4.xml · derivative · entry 1

Pechersky Bryan J · CIK 0001392636 · Exec. VP, GC & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,883

Underlying: Common Stock · 62,883 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. In general, 100% of the RSUs vest three years after the date of grant subject to the terms of the award agreement and CPE's long-term incentive plan ("LTIP"). Vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

F2 · shares: This total does not include performance share units ("PSUs") that were also granted on March 3, 2017 and that will be reported under Section 16 upon any vesting, as provided by applicable rules. PSUs represent a contingent right to receive the value of one share of CPE common stock. In general, PSUs vest 3 years from the date of grant depending on CPE's achievement of performance goals, which are based upon CPE's relative and absolute total shareholder return ("TSR"), and subject to the terms of the award agreement and CPE's LTIP. These TSR achievements may result in a payout ranging between 0% and 200% of the target.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") represents a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. In general, 100% of the RSUs vest three years after the date of grant subject to the terms of the award agreement and CPE's long-term incentive plan ("LTIP"). Vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") represents a contingent right to receive the value of one share of Cloud Peak Energy Inc. ("CPE") common stock. In general, 100% of the RSUs vest three years after the date of grant subject to the terms of the award agreement and CPE's long-term incentive plan ("LTIP"). Vested RSUs may be paid in shares, cash or a combination of shares and cash, in the discretion of the Compensation Committee.

F2 · derivative.underlying_shares: This total does not include performance share units ("PSUs") that were also granted on March 3, 2017 and that will be reported under Section 16 upon any vesting, as provided by applicable rules. PSUs represent a contingent right to receive the value of one share of CPE common stock. In general, PSUs vest 3 years from the date of grant depending on CPE's achievement of performance goals, which are based upon CPE's relative and absolute total shareholder return ("TSR"), and subject to the terms of the award agreement and CPE's LTIP. These TSR achievements may result in a payout ranging between 0% and 200% of the target.

F2 · balance_after: This total does not include performance share units ("PSUs") that were also granted on March 3, 2017 and that will be reported under Section 16 upon any vesting, as provided by applicable rules. PSUs represent a contingent right to receive the value of one share of CPE common stock. In general, PSUs vest 3 years from the date of grant depending on CPE's achievement of performance goals, which are based upon CPE's relative and absolute total shareholder return ("TSR"), and subject to the terms of the award agreement and CPE's LTIP. These TSR achievements may result in a payout ranging between 0% and 200% of the target.