Verastem director files initial ownership report

Verastem, Inc. director Michael P. Bailey has filed an initial SEC Form 3 as a reporting person for the company.

Rhea-AI Filing Summary

Verastem, Inc. director Michael P. Bailey has filed an initial SEC Form 3 as a reporting person for the company. The filing does not report any insider transactions and shows no derivative positions, serving as a baseline disclosure of his status as a director.

Key Figures

Reported insider transactions: 0 transactions Net buy/sell shares: 0 shares

2 metrics

Reported insider transactions 0 transactions Form 3 transaction summary for Michael P. Bailey

Net buy/sell shares 0 shares Net buy/sell direction neutral in transaction summary

Key Terms

Form 3, reportingPersons, transactionSummary, derivativeSummary

4 terms

Form 3 regulatory

"INSIDER FILING DATA (Form 3):"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

reportingPersons regulatory

""reportingPersons": [ { "name": "BAILEY MICHAEL P""

transactionSummary financial

""transactionSummary": { "buyCount": 0, "sellCount": 0"

derivativeSummary financial

""derivativeSummary": [],"

FAQ

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

What does Verastem (VSTM) disclose in this Form 3 filing?

Verastem’s Form 3 identifies Michael P. Bailey as a reporting person and director. It serves as his initial statement of beneficial ownership status and shows no reported insider transactions or derivative positions at the time of the filing.

Who is the reporting person in Verastem (VSTM) Form 3?

The reporting person is Michael P. Bailey, listed as a director of Verastem, Inc. This Form 3 establishes him as an insider whose future trades in Verastem securities must be reported in subsequent SEC filings.

Does the Verastem (VSTM) Form 3 show any insider trades?

No insider trades are shown in this Form 3. The transaction summary reports zero buys, sells, exercises, gifts, or other dispositions, indicating the filing is purely an initial ownership status report without transactional activity.

Are any derivative securities reported in this Verastem (VSTM) Form 3?

No derivative securities are reported for Michael P. Bailey. The derivative summary is empty and exercise-related counts in the transaction summary are zero, indicating no options, warrants, or similar instruments are listed in this initial filing.

Why is a Form 3 important for Verastem (VSTM) investors?

Form 3 establishes who is considered an insider for SEC reporting. By listing director Michael P. Bailey with no transactions, it sets a baseline so future Form 4 or Form 5 filings can show changes in his Verastem holdings over time.

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

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Accepted by SEC EDGAR 05/27/2026 - 05:44 PM EDT Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

BAILEY MICHAEL P

(Last) (First) (Middle)

C/O VERASTEM, INC.,

117 KENDRICK ST., SUITE 500

(Street)

NEEDHAM MASSACHUSETTS 02494

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/21/2026

3. Issuer Name and Ticker or Trading Symbol
Verastem, Inc. [ VSTM ]

3a. Foreign Trading Symbol

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

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

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

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 List: Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	/s/ Daniel Calkins, Attorney-in-Fact	05/27/2026
	** 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.
* Form 3: SEC 1473 (03-26)