CuriosityStream (CURI) Form 144 Filed for 16,149-Share Sale

Rhea-AI Filing Summary

CuriosityStream Inc. (CURI) Form 144 summary: An individual beneficiary or account related to the filer plans to sell 16,149 common shares on or about 09/02/2025 through Fidelity Brokerage Services (NASDAQ). The filing reports an aggregate market value of $73,639.44 and notes these shares were acquired on 08/14/2024 via restricted stock vesting as compensation. The filer also reported a prior sale by the P. Brady Hayden Revocable Trust of 35,578 shares on 08/29/2025 for $156,774.64. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information.

Positive

• Regulatory compliance: The filer submitted a Form 144 providing required details for the proposed sale under Rule 144.
• Transparency on acquisition: The filing states the shares were acquired via restricted stock vesting and paid as compensation, clarifying the origin of the shares.

Negative

• Insider selling: The proposed sale and a recent trust sale together indicate insiders are realizing proceeds totaling roughly $230,413 across both transactions, which some investors may view negatively.
• Limited context: The filing does not disclose a 10b5-1 plan adoption date or additional explanation of trading intent, leaving timing rationale unclear.

Insights

Securities Analyst

TL;DR Insiders are liquidating vested compensation, but amounts are small relative to public float.

The filing documents a proposed sale of 16,149 common shares acquired through restricted stock vesting and earmarked for sale under Rule 144. The execution via Fidelity and the prior trust sale of 35,578 shares are routine disclosure events. The sizes—16,149 shares (~$73.6k) and 35,578 shares (~$156.8k)—are modest compared with the reported outstanding shares (57,929,733), implying limited direct market impact. This is a compliance-focused disclosure rather than evidence of major corporate developments.

Corporate Governance Expert

TL;DR Filing shows standard Rule 144 sale of vested shares; governance implication: routine insider liquidity rather than operational signal.

The notice states the shares were acquired via restricted stock vesting as compensation and that the filer affirms no undisclosed material adverse information. The presence of a prior sale by a related trust is disclosed, satisfying aggregation requirements. From a governance perspective, these disclosures meet regulatory transparency expectations; there is no additional contextual information in the filing about motivations, trading plans, or 10b5-1 arrangements.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	16149	73639.44	57929733	09/02/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	08/14/2024	Restricted Stock Vesting	Issuer			16149	08/14/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
P. Brady Hayden Revocable Trust 8484 Georgia Ave Suite 700 Silver Spring MD 20910	Common	08/29/2025	35578	156774.64

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does CuriosityStream's (CURI) Form 144 disclose about share sales?

The filing discloses a proposed sale of 16,149 common shares (~$73,639.44) to occur approximately on 09/02/2025 through Fidelity, and a prior sale of 35,578 shares on 08/29/2025 for $156,774.64.

How were the shares being sold by the CURI filer acquired?

The shares to be sold were acquired on 08/14/2024 via restricted stock vesting and were paid as compensation.

Who is the broker handling the proposed CURI sale?

The proposed sale is to be executed through Fidelity Brokerage Services LLC with trades planned on NASDAQ.

Are these sales large relative to CuriosityStream's outstanding shares?

No; the filing lists 57,929,733 shares outstanding, so the proposed 16,149-share sale represents a very small fraction of the public float.

Does the Form 144 indicate any undisclosed material information about CuriosityStream (CURI)?

The signer represents they are not aware of any undisclosed material adverse information; the filing itself contains no such information.