[Form 4] CuriosityStream Inc. Insider Trading Activity

Rhea-AI Filing Summary

CuriosityStream (CURI) Form 4: Chief Financial Officer P. Brady Hayden reported vesting and a follow-on transfer. On 11/11/2025, 101,667 performance-based RSUs converted to common stock (transaction code M) after the Board determined the company achieved more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025. Earlier, on May 7, 2025, the Board confirmed the first performance condition, vesting 50,833 RSUs for surpassing $4,500,000 in adjusted free cash flow since October 1, 2024.

On 11/12/2025, Hayden reported an exempt transfer (code G) of 101,667 shares to the P. Brady Hayden Revocable Trust for no consideration; he is trustee and sole beneficiary and remains the beneficial owner. Following the transactions, the filing lists 122,484 shares held indirectly by the trust and 25,000 shares held indirectly by Plan Z, LLC, of which Hayden is managing member.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Hayden Phillip Brady

(Last) (First) (Middle)

8484 GEORGIA AVENUE

SUITE 700

(Street)

SILVER SPRING MD 20910

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CuriosityStream Inc. [ CURI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/11/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/11/2025		M		101,667	A	(1)	101,667	D
Common Stock	11/12/2025		G		101,667(2)	D	(2)	0	D(2)
Common Stock	11/12/2025		G		101,667(2)	A	(2)	122,484	I(2)	Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee.
Common Stock								25,000	I	Held by Plan Z, LLC, of which Mr. Hayden is managing member.

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	11/11/2025		M			101,667	(1)	(1)	Common Stock	101,667	(1)	0	D

Explanation of Responses:

1. On October 9, 2024, the Company granted Brady Hayden 152,500 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 50,833 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 101,667 RSUs.

2. Reflects the exempt transfer of 101,667 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on November 12, 2025 for no consideration. The reporting person is trustee of the trust, and the reporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust.

Remarks:

	/s/ P. Brady Hayden	11/13/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did CURI’s CFO report on this Form 4?

Conversion of 101,667 RSUs to common stock on 11/11/2025 and an exempt transfer of those shares to a revocable trust on 11/12/2025.

What performance thresholds triggered the RSU vesting at CURI?

Vesting tied to adjusted free cash flow: more than $4,500,000 since 10/01/2024 and more than $9,000,000 between 10/01/2024 and 09/30/2025.

How many RSUs vested for CURI’s CFO and when?

Two tranches: 50,833 RSUs on 05/07/2025 and 101,667 RSUs on 11/11/2025.

What was the nature of the share transfer reported for CURI?

An exempt transfer (code G) of 101,667 shares to the P. Brady Hayden Revocable Trust for no consideration; Hayden remains the beneficial owner.

What indirect holdings are listed after the transactions for CURI’s CFO?

The filing lists 122,484 shares held indirectly by the revocable trust and 25,000 shares held indirectly by Plan Z, LLC.

What is the insider’s role at CURI?

P. Brady Hayden is Chief Financial Officer of CuriosityStream Inc.