MPLT insider plans sale of 6,524 shares

MPLT filed a notice that a shareholder plans to sell restricted stock under Rule 144.

Rhea-AI Filing Summary

MPLT filed a notice that a shareholder plans to sell restricted stock under Rule 144. The planned sale covers 6,524 shares of common stock, with an aggregate market value of 121,689.56, through Morgan Stanley Smith Barney LLC on or about 01/28/2026 on NASDAQ.

These shares were acquired on 01/23/2026 as restricted stock vesting under a registered plan in exchange for services rendered. The filing notes that, by signing, the seller represents they are not aware of undisclosed material adverse information about the issuer’s current or prospective operations.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the MPLT Form 144 filing disclose?

The Form 144 discloses that a shareholder of MPLT plans to sell 6,524 common shares under Rule 144. The shares were acquired through restricted stock vesting and will be sold on NASDAQ through Morgan Stanley Smith Barney LLC.

How many MPLT shares are planned for sale under this Form 144?

The filing shows a planned sale of 6,524 shares of MPLT common stock. These shares have an aggregate market value of 121,689.56, based on the filer’s disclosure, and are part of a larger total of 45,373,033 common shares outstanding.

How were the MPLT shares being sold in this Form 144 acquired?

The 6,524 MPLT common shares were acquired on 01/23/2026 through restricted stock vesting under a registered plan. The consideration was classified as services rendered, meaning the shares were issued as compensation rather than purchased for cash.

When is the Form 144 sale of MPLT shares expected to occur?

The Form 144 indicates an approximate sale date of 01/28/2026 for the 6,524 MPLT common shares. This date reflects when the filer expects to begin selling the shares on NASDAQ through Morgan Stanley Smith Barney LLC, subject to market conditions and Rule 144 requirements.

What is the aggregate market value of MPLT shares in this Form 144?

The planned sale of 6,524 MPLT common shares has an aggregate market value of 121,689.56. This value comes directly from the filer’s disclosure and reflects the estimated market worth of the shares covered by this specific Rule 144 notice.

How many MPLT shares are outstanding according to this Form 144?

The Form 144 lists 45,373,033 MPLT common shares outstanding. This figure provides context for the relative size of the 6,524-share planned sale, showing the sale involves only a small portion of the company’s total common stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/28/2026 - 04:20 PM Learn about SEC filing dates

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	0002021198
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	MAPLIGHT THERAPEUTICS, INC.
SEC File Number	001-42914
Address of Issuer	800 Chesapeake Drive Redwood City CALIFORNIA 94063
Phone	(617) 984-6300
Name of Person for Whose Account the Securities are To Be Sold	ROBERT MALENKA
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	Director

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	6524	121689.56	45373033	01/28/2026	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	01/23/2026	Restricted stock vesting under a registered plan	Issuer			6524	01/23/2026	Services Rendered

* 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

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	01/28/2026
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	/s/ Robert Malenka
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)