Momentus (MNTS) CTO receives 5,974 restricted stock units in equity grant

Rhea-AI Filing Summary

SCHWARZ ROBERT E reported acquisition or exercise transactions in this Form 4 filing.

Momentus Inc. Chief Technology Officer Robert E. Schwarz reported receiving a grant of 5,974 Restricted Stock Units (RSUs) on February 27, 2026. Each RSU represents a contingent right to receive one share of Momentus Class A common stock, with no cash paid for the award.

The RSUs vest in three equal annual installments starting from the Vesting Commencement Date, as long as Schwarz remains employed through each vesting date. This is a direct equity-based compensation award that increases his potential future ownership in the company as the units vest.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider SCHWARZ ROBERT E

Role Chief Technology Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	5,974	$0.00	--

Holdings After Transaction: Restricted Stock Units — 5,974 shares (Direct)

Footnotes (1)

1. Each Restricted Stock Unit represents a contingent right to receive one share of Momentus Inc. Class A Common Stock. Represents a grant of Restricted Stock Units, which vest in three equal annual installments from Vesting Commencement Date, subject to Executive's continued Employment through each such vesting date.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

SCHWARZ ROBERT E

(Last) (First) (Middle)

C/O MOMENTUS INC.

3901 N. FIRST STREET

(Street)

SAN JOSE CA 95134

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Momentus Inc. [ MNTS ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	02/27/2026		A		5,974		(2)	(2)	Class A Common Stock	5,974	$0	5,974	D

Explanation of Responses:

1. Each Restricted Stock Unit represents a contingent right to receive one share of Momentus Inc. Class A Common Stock.

2. Represents a grant of Restricted Stock Units, which vest in three equal annual installments from Vesting Commencement Date, subject to Executive's continued Employment through each such vesting date.

	/s/ Robert Schwarz	03/03/2026
	** 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 4 (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.

FAQ

What insider transaction did Momentus (MNTS) report for Robert E. Schwarz?

Momentus reported that Chief Technology Officer Robert E. Schwarz received a grant of 5,974 Restricted Stock Units on February 27, 2026. These equity awards are a form of compensation and give him a contingent right to receive Momentus Class A common shares over time.

How many Restricted Stock Units were granted to the MNTS CTO?

The Momentus CTO received a grant of 5,974 Restricted Stock Units. Each RSU corresponds to one share of Momentus Class A common stock, subject to vesting conditions tied to continued employment over a multi-year period after the Vesting Commencement Date.

What are the vesting terms of the 5,974 RSUs at Momentus (MNTS)?

The 5,974 Restricted Stock Units vest in three equal annual installments starting from the Vesting Commencement Date. Vesting requires the executive to remain employed with Momentus through each annual vesting date, aligning compensation with longer-term service at the company.

Does the MNTS CTO pay cash for the 5,974 RSU grant?

The Form 4 shows the 5,974 Restricted Stock Units were granted at a reported price of $0.0000 per unit. This indicates the award is part of equity compensation, not an open-market share purchase requiring cash payment by the executive.

What does each RSU granted to the MNTS CTO represent?

Each Restricted Stock Unit granted to the Momentus CTO represents a contingent right to receive one share of Momentus Inc. Class A common stock. Delivery of the underlying shares occurs only as the RSUs vest according to the specified multi-year schedule.