Stinchcomb Clinton Larry

SEC source: 0001628280-26-059745 · wk-form4_1788280168.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,021,260

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.56 to $2.62, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-26-059526 · wk-form4_1788198076.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,001,260

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.52 to $2.57, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-26-039455 · wk-form4_1780344242.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,971,260

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.75 to $2.78, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-26-039135 · wk-form4_1780084966.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,945,516

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.68 to $2.775, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-26-038781 · wk-form4_1779998461.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,851,260

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.59 to $2.70, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-26-017677 · wk-form4_1773431718.xml · derivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,200,000

Underlying: Common Stock · 600,000 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.exercise_price: On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs.

F1 · price: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · price: On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs.

F1 · derivative.exercise_date: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.exercise_date: On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs.

F1 · derivative.expiration_date: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.expiration_date: On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs.

SEC source: 0001628280-26-017677 · wk-form4_1773431718.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,821,260

F3 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted

SEC source: 0001628280-26-017677 · wk-form4_1773431718.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,017,998

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

F1 · price: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · price: On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs.

SEC source: 0001628280-25-053994 · wk-form4_1764106131.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,417,998

F1 · shares: Sales were made for estate and tax planning purposes.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.60 to $4.70, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-25-053858 · wk-form4_1764022945.xml · nonDerivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,517,998

F1 · shares: Sales were made for estate and tax planning purposes.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.60 to $4.735, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-25-053858 · wk-form4_1764022945.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,659,204

F1 · shares: Sales were made for estate and tax planning purposes.

SEC source: 0001628280-25-053858 · wk-form4_1764022945.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,672,076

F1 · shares: Sales were made for estate and tax planning purposes.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.90 to $4.98, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001628280-25-052115 · wk-form4_1763071109.xml · derivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 603,333 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Award"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs.

F1 · price: On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Award"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs.

F1 · derivative.exercise_date: On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Award"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs.

F1 · derivative.expiration_date: On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Award"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs.

SEC source: 0001628280-25-052115 · wk-form4_1763071109.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,735,750

F2 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted.

SEC source: 0001628280-25-052115 · wk-form4_1763071109.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,973,105

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

F1 · price: On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Award"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs.

SEC source: 0001628280-25-038979 · wk-form4_1754600479.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,369,772

F3 · shares: Represents the withholding of shares of the Company's common stock for payment of income tax in connection with the vesting of restricted stock units disclosed above as an acquisition of shares, which such netting of shares does not constitute an actual sale or other open market transaction.

SEC source: 0001628280-25-038979 · wk-form4_1754600479.xml · derivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,800,000

Underlying: Common Stock · 600,000 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.exercise_price: On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs.

F1 · price: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · price: On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs.

F1 · derivative.exercise_date: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.exercise_date: On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs.

F1 · derivative.expiration_date: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.expiration_date: On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs.

SEC source: 0001628280-25-038979 · wk-form4_1754600479.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,605,827

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

F1 · price: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement ("Agreement") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · price: On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs.

SEC source: 0001628280-25-035060 · wk-form4_1752696179.xml · derivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,400,000

Underlying: Common Stock · 2,400,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company's achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement will be cancelled. The dividend equivalents entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.exercise_price: The RSUs granted will vest in four equal tranches of 600,000 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the Company common stock achieves a 10 day volume weighted average price (VWAP) of $6.50, or the Company achieves 35% year over year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024; (ii) the common stock achieves a 10-day VWAP of $7.50, or the Company achieves 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50.

F1 · derivative.exercise_date: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company's achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement will be cancelled. The dividend equivalents entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.exercise_date: The RSUs granted will vest in four equal tranches of 600,000 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the Company common stock achieves a 10 day volume weighted average price (VWAP) of $6.50, or the Company achieves 35% year over year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024; (ii) the common stock achieves a 10-day VWAP of $7.50, or the Company achieves 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50.

F1 · derivative.expiration_date: On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company's achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement will be cancelled. The dividend equivalents entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement.

F2 · derivative.expiration_date: The RSUs granted will vest in four equal tranches of 600,000 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the Company common stock achieves a 10 day volume weighted average price (VWAP) of $6.50, or the Company achieves 35% year over year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024; (ii) the common stock achieves a 10-day VWAP of $7.50, or the Company achieves 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50.

SEC source: 0001628280-25-031768 · wk-form4_1750180889.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,005,827

F1 · shares: On June 13, 2025, and June 16, 2025, Mr. Clint Stinchcomb, sold a total of 332,486 shares of CuriosityStream Inc. (CURI) common stock. The sale was made for estate planning purposes.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.660 to $4.760, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (3) to this Form 4.

SEC source: 0001628280-25-031768 · wk-form4_1750180889.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,085,827

F1 · shares: On June 13, 2025, and June 16, 2025, Mr. Clint Stinchcomb, sold a total of 332,486 shares of CuriosityStream Inc. (CURI) common stock. The sale was made for estate planning purposes.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.550 to $5.085, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0001628280-25-024133 · wk-form4_1746808017.xml · derivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 603,333

Underlying: Common Stock · 301,667 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On October 09, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 905,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On May 07, 2025, the Board and Compensation Committee determined that the Company met the ("First Performance Condition") of $4,500,000 in adjusted free cash flow and, as a result, one third 301,667 of these RSUs vested. The remaining two third 603,333 RSUs will vest upon the Company's achieving $9,000,000 in adjusted free cash flow ("Second Performance Condition") during the period October 1, 2024, to September 30, 2025 (Performance Period). In the event that the Second Condition is not met, the remaining two third of unvested RSUs will be cancelled. All vesting events are subject to continued employment on each applicable vesting date.

F1 · derivative.exercise_date: On October 09, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 905,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On May 07, 2025, the Board and Compensation Committee determined that the Company met the ("First Performance Condition") of $4,500,000 in adjusted free cash flow and, as a result, one third 301,667 of these RSUs vested. The remaining two third 603,333 RSUs will vest upon the Company's achieving $9,000,000 in adjusted free cash flow ("Second Performance Condition") during the period October 1, 2024, to September 30, 2025 (Performance Period). In the event that the Second Condition is not met, the remaining two third of unvested RSUs will be cancelled. All vesting events are subject to continued employment on each applicable vesting date.

F1 · derivative.expiration_date: On October 09, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 905,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On May 07, 2025, the Board and Compensation Committee determined that the Company met the ("First Performance Condition") of $4,500,000 in adjusted free cash flow and, as a result, one third 301,667 of these RSUs vested. The remaining two third 603,333 RSUs will vest upon the Company's achieving $9,000,000 in adjusted free cash flow ("Second Performance Condition") during the period October 1, 2024, to September 30, 2025 (Performance Period). In the event that the Second Condition is not met, the remaining two third of unvested RSUs will be cancelled. All vesting events are subject to continued employment on each applicable vesting date.

SEC source: 0001628280-25-024133 · wk-form4_1746808017.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,338,313

F2 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted.

SEC source: 0001628280-25-024133 · wk-form4_1746808017.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,456,973

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

F1 · price: On October 09, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 905,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On May 07, 2025, the Board and Compensation Committee determined that the Company met the ("First Performance Condition") of $4,500,000 in adjusted free cash flow and, as a result, one third 301,667 of these RSUs vested. The remaining two third 603,333 RSUs will vest upon the Company's achieving $9,000,000 in adjusted free cash flow ("Second Performance Condition") during the period October 1, 2024, to September 30, 2025 (Performance Period). In the event that the Second Condition is not met, the remaining two third of unvested RSUs will be cancelled. All vesting events are subject to continued employment on each applicable vesting date.

SEC source: 0001628280-24-051359 · wk-form4_1734379168.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,155,306

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.660 to $1.700, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0001628280-24-049096 · wk-form4_1732551804.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,137,429

F1 · shares: These shares were transferred pursuant to a divorce settlement, and as a result, the Reporting Person no longer has beneficial ownership in these securities.

SEC source: 0001628280-24-045573 · wk-form4_1730915709.xml · derivative · entry 5

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 40,429 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.

F3 · derivative.exercise_price: On November 5, 2024, 40,429 restricted stock units previously granted to Mr. Stinchcomb on November 5, 2020 vested and converted into shares of the Company's common stock on a one-to-one basis.

F3 · derivative.exercise_date: On November 5, 2024, 40,429 restricted stock units previously granted to Mr. Stinchcomb on November 5, 2020 vested and converted into shares of the Company's common stock on a one-to-one basis.

F3 · derivative.expiration_date: On November 5, 2024, 40,429 restricted stock units previously granted to Mr. Stinchcomb on November 5, 2020 vested and converted into shares of the Company's common stock on a one-to-one basis.

SEC source: 0001628280-24-045573 · wk-form4_1730915709.xml · derivative · entry 4

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,062,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represented a contingent right to receive one share of common stock. On August 12, 2024, the Board determined that the Company met the performance condition of achieving $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested on that date. On November 5, 2024, the Board determined that the Company met the performance condition of achieving $5,300,000 in adjusted free cash flow and, as a result, the remaining 1,062,500 of these RSUs vested.

F1 · derivative.exercise_date: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represented a contingent right to receive one share of common stock. On August 12, 2024, the Board determined that the Company met the performance condition of achieving $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested on that date. On November 5, 2024, the Board determined that the Company met the performance condition of achieving $5,300,000 in adjusted free cash flow and, as a result, the remaining 1,062,500 of these RSUs vested.

F1 · derivative.expiration_date: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represented a contingent right to receive one share of common stock. On August 12, 2024, the Board determined that the Company met the performance condition of achieving $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested on that date. On November 5, 2024, the Board determined that the Company met the performance condition of achieving $5,300,000 in adjusted free cash flow and, as a result, the remaining 1,062,500 of these RSUs vested.

SEC source: 0001628280-24-045573 · wk-form4_1730915709.xml · nonDerivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,246,018

F2 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted.

SEC source: 0001628280-24-045573 · wk-form4_1730915709.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,678,989

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

F1 · price: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represented a contingent right to receive one share of common stock. On August 12, 2024, the Board determined that the Company met the performance condition of achieving $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested on that date. On November 5, 2024, the Board determined that the Company met the performance condition of achieving $5,300,000 in adjusted free cash flow and, as a result, the remaining 1,062,500 of these RSUs vested.

SEC source: 0001628280-24-045573 · wk-form4_1730915709.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,638,560

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.

F1 · price: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represented a contingent right to receive one share of common stock. On August 12, 2024, the Board determined that the Company met the performance condition of achieving $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested on that date. On November 5, 2024, the Board determined that the Company met the performance condition of achieving $5,300,000 in adjusted free cash flow and, as a result, the remaining 1,062,500 of these RSUs vested.

SEC source: 0001628280-24-044979 · wk-form4_1730754259.xml · derivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 180,243 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On November 1, 2024, 180,243 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023 vested and converted into shares of the Company's common stock on a one-to-one basis.

F1 · derivative.exercise_date: On November 1, 2024, 180,243 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023 vested and converted into shares of the Company's common stock on a one-to-one basis.

F1 · derivative.expiration_date: On November 1, 2024, 180,243 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023 vested and converted into shares of the Company's common stock on a one-to-one basis.

SEC source: 0001628280-24-044979 · wk-form4_1730754259.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,576,060

F2 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted.

SEC source: 0001628280-24-044979 · wk-form4_1730754259.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,646,986

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

F1 · price: On November 1, 2024, 180,243 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023 vested and converted into shares of the Company's common stock on a one-to-one basis.

SEC source: 0001628280-24-042737 · wk-form4_1728679167.xml · derivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 905,000

Underlying: Common Stock · 905,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On October 9, 2024, the Company granted Mr. Stinchcomb 905,000 restricted stock units (RSUs) under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain adjusted free cash flow (AFCF) objectives during the period October 1, 2024, to September 30, 2025 (Performance Period).

F2 · derivative.exercise_price: The RSUs granted will vest one third upon the date the Board determines the Company has achieved AFCF of $4,500,000 during the Performance Period ("First Condition"); and two thirds upon the date the Board determines the Company has achieved AFCF of $9,000,000 during the Performance Period ("Second Condition," together with the First Condition, the "Performance Conditions"); in the event that neither Performance Condition is met, the RSUs granted will be cancelled; in the event that the First Condition is met but the Second Condition is not, the remaining two thirds of unvested RSUs will be cancelled. All vesting events are subject to continued employment on each applicable vesting date.

F1 · derivative.exercise_date: On October 9, 2024, the Company granted Mr. Stinchcomb 905,000 restricted stock units (RSUs) under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain adjusted free cash flow (AFCF) objectives during the period October 1, 2024, to September 30, 2025 (Performance Period).

F2 · derivative.exercise_date: The RSUs granted will vest one third upon the date the Board determines the Company has achieved AFCF of $4,500,000 during the Performance Period ("First Condition"); and two thirds upon the date the Board determines the Company has achieved AFCF of $9,000,000 during the Performance Period ("Second Condition," together with the First Condition, the "Performance Conditions"); in the event that neither Performance Condition is met, the RSUs granted will be cancelled; in the event that the First Condition is met but the Second Condition is not, the remaining two thirds of unvested RSUs will be cancelled. All vesting events are subject to continued employment on each applicable vesting date.

F1 · derivative.expiration_date: On October 9, 2024, the Company granted Mr. Stinchcomb 905,000 restricted stock units (RSUs) under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain adjusted free cash flow (AFCF) objectives during the period October 1, 2024, to September 30, 2025 (Performance Period).

F2 · derivative.expiration_date: The RSUs granted will vest one third upon the date the Board determines the Company has achieved AFCF of $4,500,000 during the Performance Period ("First Condition"); and two thirds upon the date the Board determines the Company has achieved AFCF of $9,000,000 during the Performance Period ("Second Condition," together with the First Condition, the "Performance Conditions"); in the event that neither Performance Condition is met, the RSUs granted will be cancelled; in the event that the First Condition is met but the Second Condition is not, the remaining two thirds of unvested RSUs will be cancelled. All vesting events are subject to continued employment on each applicable vesting date.

SEC source: 0001628280-24-037485 · wk-form4_1723827703.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,466,743

F2 · shares: These shares were transferred pursuant to a divorce settlement, and as a result, the Reporting Person no longer has beneficial ownership in these securities.

SEC source: 0001628280-24-037485 · wk-form4_1723827703.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,691,931

F1 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted, which does not constitute an actual sale or other open market transaction.

SEC source: 0001628280-24-037161 · wk-form4_1723665173.xml · derivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,062,500

Underlying: Common Stock · 1,062,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On August 12, 2024, the Board and Compensation Committee determined that the Company met the performance condition of $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested. The remaining 1,062,500 RSUs will vest upon the Company's achieving $5,300,000 in adjusted free cash flow ("Second Performance Condition"). If the Second Performance Condition is not met, these RSUs will vest in three annual installments on each of the first, second, and third anniversaries of the Grant Date. Vesting is subject to continued employment on each applicable vesting date.

F1 · derivative.exercise_date: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On August 12, 2024, the Board and Compensation Committee determined that the Company met the performance condition of $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested. The remaining 1,062,500 RSUs will vest upon the Company's achieving $5,300,000 in adjusted free cash flow ("Second Performance Condition"). If the Second Performance Condition is not met, these RSUs will vest in three annual installments on each of the first, second, and third anniversaries of the Grant Date. Vesting is subject to continued employment on each applicable vesting date.

F1 · derivative.expiration_date: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On August 12, 2024, the Board and Compensation Committee determined that the Company met the performance condition of $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested. The remaining 1,062,500 RSUs will vest upon the Company's achieving $5,300,000 in adjusted free cash flow ("Second Performance Condition"). If the Second Performance Condition is not met, these RSUs will vest in three annual installments on each of the first, second, and third anniversaries of the Grant Date. Vesting is subject to continued employment on each applicable vesting date.

SEC source: 0001628280-24-037161 · wk-form4_1723665173.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,053,951

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

F1 · price: On May 8, 2024 ("Grant Date"), the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. On August 12, 2024, the Board and Compensation Committee determined that the Company met the performance condition of $3,000,000 in adjusted free cash flow and, as a result, 1,062,500 of these RSUs vested. The remaining 1,062,500 RSUs will vest upon the Company's achieving $5,300,000 in adjusted free cash flow ("Second Performance Condition"). If the Second Performance Condition is not met, these RSUs will vest in three annual installments on each of the first, second, and third anniversaries of the Grant Date. Vesting is subject to continued employment on each applicable vesting date.

SEC source: 0001628280-24-033423 · wk-form4_1722366880.xml · derivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 692,887 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On July 28, 2024, 692,887 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023, vested and converted into shares of the Company's common stock on a one-to-one basis.

F1 · derivative.exercise_date: On July 28, 2024, 692,887 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023, vested and converted into shares of the Company's common stock on a one-to-one basis.

F1 · derivative.expiration_date: On July 28, 2024, 692,887 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023, vested and converted into shares of the Company's common stock on a one-to-one basis.

SEC source: 0001628280-24-033423 · wk-form4_1722366880.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 991,451

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

F1 · price: On July 28, 2024, 692,887 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023, vested and converted into shares of the Company's common stock on a one-to-one basis.

SEC source: 0001628280-24-025985 · wk-form4_1717177455.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 298,564

SEC source: 0001628280-24-025592 · wk-form4_1717012565.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 286,564

SEC source: 0001628280-24-024998 · wk-form4_1716497983.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 246,564

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.06 to $1.07, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0001628280-24-022530 · wk-form4_1715360155.xml · derivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,125,000

Underlying: Common Stock · 2,125,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On May 8, 2024, the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of common stock. The RSUs granted will vest one half upon the date that the Board or Compensation Committee of the Board determines that the Company has achieved $3,000,000 in adjusted free cash flow ("First Condition"); and one half upon the date that the Board or the Committee determines that the Company has achieved adjusted free cash flow of $5,300,000 (together with the First Condition, the "Performance Conditions"); in the event that the Performance Conditions are not met, then in three substantially equal annual installments on each of the first, second, and third anniversaries of the Grant Date; and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date.

F1 · derivative.exercise_date: On May 8, 2024, the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of common stock. The RSUs granted will vest one half upon the date that the Board or Compensation Committee of the Board determines that the Company has achieved $3,000,000 in adjusted free cash flow ("First Condition"); and one half upon the date that the Board or the Committee determines that the Company has achieved adjusted free cash flow of $5,300,000 (together with the First Condition, the "Performance Conditions"); in the event that the Performance Conditions are not met, then in three substantially equal annual installments on each of the first, second, and third anniversaries of the Grant Date; and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date.

F1 · derivative.expiration_date: On May 8, 2024, the Company granted Clint Stinchcomb 2,125,000 restricted stock units ("RSUs") under the 2020 Omnibus Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of common stock. The RSUs granted will vest one half upon the date that the Board or Compensation Committee of the Board determines that the Company has achieved $3,000,000 in adjusted free cash flow ("First Condition"); and one half upon the date that the Board or the Committee determines that the Company has achieved adjusted free cash flow of $5,300,000 (together with the First Condition, the "Performance Conditions"); in the event that the Performance Conditions are not met, then in three substantially equal annual installments on each of the first, second, and third anniversaries of the Grant Date; and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date.

SEC source: 0001628280-24-017198 · wk-form4_1713824970.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 206,964

F1 · shares: These shares were transferred pursuant to a divorce settlement, and as a result, the Reporting Person no longer has beneficial ownership in these securities.

SEC source: 0001628280-23-037289 · wk-form4_1699383556.xml · nonDerivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 278,317

F1 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted.

SEC source: 0001628280-23-037289 · wk-form4_1699383556.xml · nonDerivative · entry 2

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 283,691

F1 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted.

SEC source: 0001628280-23-037289 · wk-form4_1699383556.xml · nonDerivative · entry 1

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 287,523

F1 · shares: Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted.

SEC source: 0001628280-23-036675 · wk-form4_1699039578.xml · derivative · entry 3

Stinchcomb Clinton Larry · CIK 0001827441 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 180,243

Underlying: Common Stock · 180,244 shares

Expires not disclosed

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

F1 · derivative.exercise_price: On November 2, 2023, 180,244 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023 vested and converted into shares of the Company's common stock on a one-to-one basis.

F1 · derivative.exercise_date: On November 2, 2023, 180,244 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023 vested and converted into shares of the Company's common stock on a one-to-one basis.

F1 · derivative.expiration_date: On November 2, 2023, 180,244 restricted stock units previously granted to Mr. Stinchcomb on July 28, 2023 vested and converted into shares of the Company's common stock on a one-to-one basis.