Shareholder plans Rule 144 sale of common stock

A shareholder of MPLT has filed a Rule 144 notice to sell 12,116 shares of common stock through Morgan Stanley Smith Barney LLC, with an indicated aggregate market value of 220,685.67.

Rhea-AI Filing Summary

A shareholder of MPLT has filed a Rule 144 notice to sell 12,116 shares of common stock through Morgan Stanley Smith Barney LLC, with an indicated aggregate market value of 220,685.67. The issuer had 45,373,033 shares outstanding when this notice was prepared.

The shares to be sold were acquired on 01/23/2026 through vesting of restricted stock under a registered plan, treated as payment for services rendered. Over the prior three months, the same seller, Robert Malenka, completed several sales of MPLT common stock, including 21,262 shares on 01/29/2026 for gross proceeds of 394,469.63.

FAQ

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

What does this Form 144 filing disclose for MPLT?

It discloses that a shareholder of MPLT intends to sell 12,116 shares of common stock under SEC Rule 144. The filing outlines share details, market value, acquisition method, and recent prior sales.

How many MPLT shares are proposed for sale and what is their market value?

The shareholder plans to sell 12,116 shares of MPLT common stock with an aggregate market value of 220,685.67. These figures reflect the amount listed in the Rule 144 notice for the upcoming sale.

How were the MPLT shares being sold under Rule 144 acquired?

The 12,116 shares were acquired on 01/23/2026 through restricted stock vesting under a registered plan. The filing states the consideration as “Services Rendered,” meaning the shares were received as compensation rather than purchased for cash.

Which broker will handle this MPLT Rule 144 stock sale?

The sale will be handled by Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, 8th Floor, New York, NY 10004. This broker is listed in the Rule 144 notice for executing the proposed transaction on NASDAQ.

How many MPLT shares are currently outstanding according to the filing?

The filing reports 45,373,033 shares of MPLT common stock outstanding. This figure provides context for the planned 12,116-share sale under Rule 144, showing the relative size of the transaction versus total shares.

What recent MPLT share sales has the same seller completed?

The shareholder, Robert Malenka, sold MPLT common stock several times in the past three months, including 21,262 shares on 01/29/2026 for gross proceeds of 394,469.63. Other sales ranged from 1 to 7,039 shares on nearby dates.

On which exchange will the MPLT shares be sold and when is the approximate sale date?

The Rule 144 notice lists NASDAQ as the securities exchange for selling the 12,116 MPLT shares. The approximate date of sale provided is 02/13/2026, indicating when the transaction is expected to occur.

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

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Accepted by SEC EDGAR 02/13/2026 - 04:08 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	12116	220685.67	45373033	02/13/2026	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			12116	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
ROBERT MALENKA 800 Chesapeake Drive Redwood City CA 94063	Common	02/11/2026	241	4338.00
ROBERT MALENKA 800 Chesapeake Drive Redwood City CA 94063	Common	02/10/2026	6622	119962.83
ROBERT MALENKA 800 Chesapeake Drive Redwood City CA 94063	Common	02/03/2026	1	18.00
ROBERT MALENKA 800 Chesapeake Drive Redwood City CA 94063	Common	02/02/2026	7039	126835.04
ROBERT MALENKA 800 Chesapeake Drive Redwood City CA 94063	Common	01/30/2026	6612	119736.71
ROBERT MALENKA 800 Chesapeake Drive Redwood City CA 94063	Common	01/29/2026	21262	394469.63
ROBERT MALENKA 800 Chesapeake Drive Redwood City CA 94063	Common	01/28/2026	6524	121689.56

144: Remarks and Signature

Remarks
Date of Notice	02/13/2026
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)