Praxis director files Form 3 with no share ownership

Praxis Precision Medicines director reports no share ownership Praxis Precision Medicines, Inc. director Arbuckle Stuart A filed an initial insider ownership report.

Accepted by SEC EDGAR 01/12/2026 - 05:46 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Praxis Precision Medicines director reports no share ownership

Praxis Precision Medicines, Inc. director Arbuckle Stuart A filed an initial insider ownership report. The filing states that no securities of Praxis Precision Medicines are beneficially owned by the reporting person as of the event date of January 8, 2026. The form is filed by a single reporting person and is signed by an attorney-in-fact, supported by a power of attorney.

FAQ

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

What does the Praxis Precision Medicines (PRAX) Form 3 filing show?

The Form 3 shows that director Arbuckle Stuart A reported no beneficial ownership of Praxis Precision Medicines, Inc. securities as of the stated event date.

Who is the reporting person in the PRAX Form 3?

The reporting person is Arbuckle Stuart A, who is identified in the filing as a director of Praxis Precision Medicines, Inc.

Does the PRAX director report owning any shares or derivatives?

No. The remarks section explicitly states that no securities are beneficially owned, and the ownership tables list no non-derivative or derivative securities.

Is this PRAX Form 3 filed by one or multiple reporting persons?

The filing is marked as Form filed by One Reporting Person, meaning only Arbuckle Stuart A is covered by this report.

Who signed the Praxis Precision Medicines (PRAX) Form 3?

The Form 3 is signed /s/ Alex Nemiroff, as Attorney-in-Fact, referencing an Exhibit 24 - Power of Attorney authorizing the signature.

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

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Arbuckle Stuart A

(Last) (First) (Middle)

C/O PRAXIS PRECISION MEDICINES, INC.

99 HIGH STREET, 30TH FLOOR

(Street)

BOSTON MA 02110

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/08/2026

3. Issuer Name and Ticker or Trading Symbol
Praxis Precision Medicines, Inc. [ PRAX ]

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

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

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	/s/ Alex Nemiroff, as Attorney-in-Fact	01/12/2026
	** 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 5 (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.