CLW

SEC source: 0002011383-25-000015 · wk-form4_1747170801.xml · derivative · entry 1

HILLMAN JEANNE M · CIK 0001356114 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,932.948

Underlying: Common Stock · 4,743.083 shares

Expires not disclosed

F1 · security: Phantom stock units are credited to the reporting person's account on the transaction date in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors and will be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F2 · derivative.exercise_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F2 · derivative.expiration_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account since the reporting person's last report. These phantom stock allocations represent an annual award grant for service from May 1, 2025 through April 30, 2026. These phantom stock units will vest May 1, 2026.

SEC source: 0002011383-25-000014 · wk-form4_1747170790.xml · derivative · entry 1

Corkrean John J · CIK 0001431849 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,426.665

Underlying: Common Stock · 4,743.083 shares

Expires not disclosed

F1 · security: Phantom stock units are credited to the reporting person's account on the transaction date in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors and will be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F2 · derivative.exercise_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F2 · derivative.expiration_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account since the reporting person's last report. These phantom stock allocations represent an annual award grant for service from May 1, 2025 through April 30, 2026. These phantom stock units will vest May 1, 2026.

SEC source: 0002011383-25-000011 · wk-form4_1747170757.xml · derivative · entry 1

LAYMON JOE W · CIK 0001190844 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,426.665

Underlying: Common Stock · 4,743.083 shares

Expires not disclosed

F1 · security: Phantom stock units are credited to the reporting person's account on the transaction date in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors and will be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F2 · derivative.exercise_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F2 · derivative.expiration_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account since the reporting person's last report. These phantom stock allocations represent an annual award grant for service from May 1, 2025 through April 30, 2026. These phantom stock units will vest May 1, 2026.

SEC source: 0002011383-25-000013 · wk-form4_1747170779.xml · derivative · entry 1

TOELDTE ALEXANDER · CIK 0001414260 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,464.837

Underlying: Common Stock · 4,743.083 shares

Expires not disclosed

F1 · security: Phantom stock units are credited to the reporting person's account on the transaction date in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors and will be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F2 · derivative.exercise_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F2 · derivative.expiration_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account since the reporting person's last report. These phantom stock allocations represent an annual award grant for service from May 1, 2025 through April 30, 2026. These phantom stock units will vest May 1, 2026.

SEC source: 0002011383-25-000010 · wk-form4_1747170746.xml · derivative · entry 1

O'Donnell John P · CIK 0001416637 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,182.92

Underlying: Common Stock · 4,743.083 shares

Expires not disclosed

F1 · security: Phantom stock units are credited to the reporting person's account on the transaction date in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors and will be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F2 · derivative.exercise_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F2 · derivative.expiration_date: Phantom stock units will be converted to cash and paid upon the reporting person's termination from service with Clearwater Paper in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account since the reporting person's last report. These phantom stock allocations represent an annual award grant for service from May 1, 2025 through April 30, 2026. These phantom stock units will vest May 1, 2026.

SEC source: 0002011383-25-000001 · wk-form4_1743714990.xml · derivative · entry 1

HILLMAN JEANNE M · CIK 0001356114 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,517.352

Underlying: Common Stock · 924.186 shares

Expires 2031-01-01

F1 · security: Phantom stock units are credited to the reporting person's account on the transaction date in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors and will be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F2 · derivative.exercise_date: Phantom stock units will be converted to cash and paid on the date previously elected by the reporting person in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F2 · derivative.expiration_date: Phantom stock units will be converted to cash and paid on the date previously elected by the reporting person in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account since the reporting person's last report. These phantom stock allocations represent deferred quarterly retainer meeting fees.

SEC source: 0002008545-25-000034 · wk-form4_1742333207.xml · nonDerivative · entry 3

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,439

F3 · security: This transaction was executed pursuant to a sale in accordance with a 10b5-1 Trading Plan for taxes.

SEC source: 0002008545-25-000040 · wk-form4_1742333277.xml · nonDerivative · entry 2

Gadd Michael S · CIK 0001450653 · SVP, GC, Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,417

F2 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000040 · wk-form4_1742333277.xml · nonDerivative · entry 1

Gadd Michael S · CIK 0001450653 · SVP, GC, Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,924

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2023 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000039 · wk-form4_1742333265.xml · nonDerivative · entry 2

Kitch Arsen S. · CIK 0001725657 · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 323,775

F2 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000039 · wk-form4_1742333265.xml · nonDerivative · entry 1

Kitch Arsen S. · CIK 0001725657 · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 328,740

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2023 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000038 · wk-form4_1742333253.xml · nonDerivative · entry 1

Baker Sherri · CIK 0001773142 · SVP, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,354

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000037 · wk-form4_1742333242.xml · nonDerivative · entry 2

Bowden Steve M · CIK 0001754874 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,405

F2 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000037 · wk-form4_1742333242.xml · nonDerivative · entry 1

Bowden Steve M · CIK 0001754874 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,916

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2023 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000036 · wk-form4_1742333230.xml · nonDerivative · entry 2

Urlick Michael J · CIK 0001899915 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,163

F2 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000036 · wk-form4_1742333230.xml · nonDerivative · entry 1

Urlick Michael J · CIK 0001899915 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,694

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2023 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000035 · wk-form4_1742333219.xml · nonDerivative · entry 2

Barckley Rebecca Anne · CIK 0001504337 · VP, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,308

F2 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000035 · wk-form4_1742333219.xml · nonDerivative · entry 1

Barckley Rebecca Anne · CIK 0001504337 · VP, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,450

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2023 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000034 · wk-form4_1742333207.xml · nonDerivative · entry 2

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 82,571

F2 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000034 · wk-form4_1742333207.xml · nonDerivative · entry 1

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 82,991

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2023 grant of restricted stock units that vested March 15, 2025.

SEC source: 0002008545-25-000028 · wk-form4_1741212392.xml · nonDerivative · entry 1

Gadd Michael S · CIK 0001450653 · SVP, GC, Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,370

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2022 grant of restricted stock units that vested March 3, 2025.

SEC source: 0002008545-25-000033 · wk-form4_1741212444.xml · nonDerivative · entry 1

Bowden Steve M · CIK 0001754874 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,364

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2022 grant of restricted stock units that vested March 3, 2025.

SEC source: 0002008545-25-000032 · wk-form4_1741212433.xml · nonDerivative · entry 1

Urlick Michael J · CIK 0001899915 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,129

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2022 grant of restricted stock units that vested March 3, 2025.

SEC source: 0002008545-25-000031 · wk-form4_1741212423.xml · nonDerivative · entry 1

Barckley Rebecca Anne · CIK 0001504337 · VP, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,573

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2022 grant of restricted stock units that vested March 3, 2025.

SEC source: 0002008545-25-000030 · wk-form4_1741212413.xml · nonDerivative · entry 1

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,360

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2022 grant of restricted stock units that vested March 3, 2025.

SEC source: 0002008545-25-000029 · wk-form4_1741212403.xml · nonDerivative · entry 1

Kitch Arsen S. · CIK 0001725657 · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 332,511

F1 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2022 grant of restricted stock units that vested March 3, 2025.

SEC source: 0002008545-25-000027 · wk-form4_1741039939.xml · nonDerivative · entry 1

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,799

F1 · security: This transaction was executed pursuant to a sale in accordance with a 10b5-1 Trading Plan for taxes.

SEC source: 0002008545-25-000018 · wk-form4_1740618270.xml · nonDerivative · entry 1

Passarello Mathew D · CIK 0002049395 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,540

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000019 · wk-form4_1740618280.xml · nonDerivative · entry 3

Gadd Michael S · CIK 0001450653 · SVP, GC, Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,901

F4 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000019 · wk-form4_1740618280.xml · nonDerivative · entry 2

Gadd Michael S · CIK 0001450653 · SVP, GC, Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,171

F3 · security: Represents aggregate number of shares of common stock issuable in settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000019 · wk-form4_1740618280.xml · nonDerivative · entry 1

Gadd Michael S · CIK 0001450653 · SVP, GC, Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,355

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000025 · wk-form4_1740618346.xml · nonDerivative · entry 3

Kitch Arsen S. · CIK 0001725657 · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 336,283

F4 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000025 · wk-form4_1740618346.xml · nonDerivative · entry 2

Kitch Arsen S. · CIK 0001725657 · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 359,942

F3 · security: Represents aggregate number of shares of common stock issuable in settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000025 · wk-form4_1740618346.xml · nonDerivative · entry 1

Kitch Arsen S. · CIK 0001725657 · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 285,950

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000024 · wk-form4_1740618335.xml · nonDerivative · entry 1

Baker Sherri · CIK 0001773142 · SVP, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,866

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000023 · wk-form4_1740618325.xml · nonDerivative · entry 3

Bowden Steve M · CIK 0001754874 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,898

F4 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000023 · wk-form4_1740618325.xml · nonDerivative · entry 2

Bowden Steve M · CIK 0001754874 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,214

F3 · security: Represents aggregate number of shares of common stock issuable in settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000023 · wk-form4_1740618325.xml · nonDerivative · entry 1

Bowden Steve M · CIK 0001754874 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,416

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000022 · wk-form4_1740618315.xml · nonDerivative · entry 3

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,577

F4 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of 2022-2024 Performance Share grant.

SEC source: 0002008545-25-000022 · wk-form4_1740618315.xml · nonDerivative · entry 2

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,163

F3 · security: Represents aggregate number of shares of common stock issuable in settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000022 · wk-form4_1740618315.xml · nonDerivative · entry 1

Moyes Kari G. · CIK 0001634436 · SVP, HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,273

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000020 · wk-form4_1740618293.xml · nonDerivative · entry 3

Barckley Rebecca Anne · CIK 0001504337 · VP, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,730

F4 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000020 · wk-form4_1740618293.xml · nonDerivative · entry 2

Barckley Rebecca Anne · CIK 0001504337 · VP, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,103

F3 · security: Represents aggregate number of shares of common stock issuable in settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000020 · wk-form4_1740618293.xml · nonDerivative · entry 1

Barckley Rebecca Anne · CIK 0001504337 · VP, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,563

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000021 · wk-form4_1740618303.xml · nonDerivative · entry 3

Urlick Michael J · CIK 0001899915 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,596

F4 · security: Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000021 · wk-form4_1740618303.xml · nonDerivative · entry 2

Urlick Michael J · CIK 0001899915 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,401

F3 · security: Represents aggregate number of shares of common stock issuable in settlement of 2022-2024 Performance Share Grant.

SEC source: 0002008545-25-000021 · wk-form4_1740618303.xml · nonDerivative · entry 1

Urlick Michael J · CIK 0001899915 · Sr. V.P.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,628

F1 · security: Represents award of restricted stock units ("RSUs"). RSUs may be settled only for shares of common stock on a one-for-one basis.

F2 · shares: Represents award of RSUs that will vest 33%, 33%, 34% on March 15, 2026, 2027 and 2028, respectively, assuming continued employment. During the vesting period, an amount equal to the dividends that would have been paid on the RSUs had they been in the form of common stock will be converted into additional RSUs.

SEC source: 0002008545-25-000008 · wk-form4_1736204679.xml · derivative · entry 1

HILLMAN JEANNE M · CIK 0001356114 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,593.166

Underlying: Common Stock · 711.623 shares

Expires 2031-01-01

F1 · security: Phantom stock units are credited to the reporting person's account on the transaction date in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors and will be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F2 · derivative.exercise_date: Phantom stock units will be converted to cash and paid on the date previously elected by the reporting person in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F2 · derivative.expiration_date: Phantom stock units will be converted to cash and paid on the date previously elected by the reporting person in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account since the reporting person's last report. These phantom stock allocations represent deferred quarterly retainer meeting fees.

SEC source: 0002008545-25-000007 · wk-form4_1736204669.xml · derivative · entry 3

LAYMON JOE W · CIK 0001190844 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,354.699 shares

Expires 2025-01-01

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 · security: Phantom stock units that were previously credited to the reporting person's account in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors to be converted to cash and paid on a 1-for-1 basis with the issuer's common stock.

F1 · derivative.exercise_price: Each phantom stock unit was the economic equivalent of one share of CLW common stock to be converted to cash and paid in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F1 · price: Each phantom stock unit was the economic equivalent of one share of CLW common stock to be converted to cash and paid in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F1 · derivative.exercise_date: Each phantom stock unit was the economic equivalent of one share of CLW common stock to be converted to cash and paid in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F1 · derivative.expiration_date: Each phantom stock unit was the economic equivalent of one share of CLW common stock to be converted to cash and paid in accordance with the provisions of the Clearwater Paper Corporation Deferred Compensation Plan for Directors.

F3 · derivative.underlying_shares: Phantom stock unit beneficial ownership represents phantom stock allocated to the reporting person's Deferred Compensation Account. These phantom stock allocations represent deferred quarterly retainer meeting fees for the years of 2023 and 2024.

SEC source: 0002008545-25-000007 · wk-form4_1736204669.xml · nonDerivative · entry 2

LAYMON JOE W · CIK 0001190844 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0