Welcome to our dedicated page for Momentus SEC filings (Ticker: MNTSW), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Momentus Inc. (MNTSW) SEC filings page provides access to regulatory documents filed by Momentus Inc., whose Class A common stock trades on Nasdaq under MNTS and whose warrants trade under MNTSW. These filings include current reports, proxy materials, and other documents that describe the company’s capital structure decisions and securities-related actions.
In a Form 8-K reporting its 2025 special meeting of stockholders, Momentus Inc. outlines several proposals that were submitted to a stockholder vote and approved. These include authorization for a reverse stock split of the outstanding Class A common stock within a specified ratio range, and approvals under Nasdaq listing rules for issuing Class A common stock upon the exercise of certain outstanding warrants, inducement warrants, convertible notes, lender warrants, and in connection with a debt settlement agreement. The filing also covers approval of a proposal to adjourn or postpone the special meeting if additional proxy solicitation were required.
Through this filings page, users can review such 8-K current reports along with other SEC documents to understand how Momentus Inc. structures its equity, manages warrants associated with MNTSW, and seeks stockholder authorization for key corporate actions. Filings can shed light on the terms of warrants and other instruments, the scope of approved share issuances, and the legal framework for reverse stock splits and related charter amendments.
Stock Titan enhances these documents with AI-powered summaries that explain the main points of lengthy filings, helping readers quickly identify items such as reverse stock split authorizations, warrant exercise approvals, and equity issuance limits. Real-time updates from EDGAR, together with AI explanations of 10-K, 10-Q, 8-K, and Form 4 filings, allow users to follow Momentus Inc.’s regulatory disclosures in a structured and accessible way.
Citadel Advisors and affiliated entities report beneficial ownership in Momentus Inc. Class A common stock. The joint Schedule 13G discloses that Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC each may be deemed to beneficially own 634,285 shares (reported as 9.97% of outstanding shares). Mr. Kenneth Griffin is reported as a related reporting person with 635,792 shares (9.99%). The filing states total shares outstanding of 6,364,291 as the basis for percentages and notes 184,285 shares issuable upon conversion of certain warrants subject to a 9.99% beneficial ownership limit.
The statement clarifies voting and dispositive power are shared for the disclosed holdings and that the filing is joint; customary disclaimers about constructive beneficial ownership are included.
Citadel Advisors and affiliated entities report beneficial ownership in Momentus Inc. Class A common stock. The joint Schedule 13G discloses that Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC each may be deemed to beneficially own 634,285 shares (reported as 9.97% of outstanding shares). Mr. Kenneth Griffin is reported as a related reporting person with 635,792 shares (9.99%). The filing states total shares outstanding of 6,364,291 as the basis for percentages and notes 184,285 shares issuable upon conversion of certain warrants subject to a 9.99% beneficial ownership limit.
The statement clarifies voting and dispositive power are shared for the disclosed holdings and that the filing is joint; customary disclaimers about constructive beneficial ownership are included.
Momentus Inc. has registered up to 1,400,000 shares of Class A common stock for resale by selling stockholders under a resale prospectus, consisting of 450,000 Private Placement Shares, 883,334 Pre-Funded Warrant Shares and 66,666 PA Warrant Shares. The registration is a resale by selling holders; Momentus will receive no proceeds from sales under this prospectus.
The selling holders determine timing and method of sale, which may include market or negotiated transactions, block trades, broker-dealers, or other means. The prospectus states ownership limits that can restrict exercises: a Pre-Funded Warrant Ownership Limitation of 9.99% and a PA Warrant Ownership Limitation of 4.99% (each adjustable by notice subject to a 61‑day effectiveness delay). The selling‑stockholder table is presented as of April 17, 2026.
Momentus Inc. has registered up to 1,400,000 shares of Class A common stock for resale by selling stockholders under a resale prospectus, consisting of 450,000 Private Placement Shares, 883,334 Pre-Funded Warrant Shares and 66,666 PA Warrant Shares. The registration is a resale by selling holders; Momentus will receive no proceeds from sales under this prospectus.
The selling holders determine timing and method of sale, which may include market or negotiated transactions, block trades, broker-dealers, or other means. The prospectus states ownership limits that can restrict exercises: a Pre-Funded Warrant Ownership Limitation of 9.99% and a PA Warrant Ownership Limitation of 4.99% (each adjustable by notice subject to a 61‑day effectiveness delay). The selling‑stockholder table is presented as of April 17, 2026.
Momentus Inc. reports that all of its outstanding convertible notes have been fully converted into Class A common stock. The company’s Junior Secured Convertible Note with principal of $1,630,435, originally issued with an 8% original issue discount and a conversion price that adjusted down to $3.927 per share, has been completely converted. Warrants that allowed the investor to purchase up to an additional $4,000,000 in principal amount of similar notes have been terminated. The company states that, as of April 17, 2026, it no longer has any outstanding convertible indebtedness.
Momentus Inc. reports that all of its outstanding convertible notes have been fully converted into Class A common stock. The company’s Junior Secured Convertible Note with principal of $1,630,435, originally issued with an 8% original issue discount and a conversion price that adjusted down to $3.927 per share, has been completely converted. Warrants that allowed the investor to purchase up to an additional $4,000,000 in principal amount of similar notes have been terminated. The company states that, as of April 17, 2026, it no longer has any outstanding convertible indebtedness.
Momentus Inc. entered into a private placement with an institutional investor for 1,333,334 shares of common stock or equivalents at $3.75 per share, raising approximately $5 million in gross proceeds. The structure includes 450,000 common shares and Pre-Funded Warrants for up to 883,334 additional shares.
The company plans to use net proceeds for working capital, debt repayment, capital spending and general corporate purposes. The investor receives Pre-Funded Warrants with a $0.00001 exercise price and a 9.99% beneficial ownership cap, while placement agent A.G.P. earns a 7.0% cash fee and warrants for 66,666 shares at $4.125 per share.
Momentus agreed to strict limitations on additional equity issuance, variable-rate transactions and new registration statements for defined periods, and must promptly register the resale of the securities or pay monthly liquidated damages of 1.5% of the investor’s subscription amount if resale is blocked beyond specified time limits.
Momentus Inc. entered into a private placement with an institutional investor for 1,333,334 shares of common stock or equivalents at $3.75 per share, raising approximately $5 million in gross proceeds. The structure includes 450,000 common shares and Pre-Funded Warrants for up to 883,334 additional shares.
The company plans to use net proceeds for working capital, debt repayment, capital spending and general corporate purposes. The investor receives Pre-Funded Warrants with a $0.00001 exercise price and a 9.99% beneficial ownership cap, while placement agent A.G.P. earns a 7.0% cash fee and warrants for 66,666 shares at $4.125 per share.
Momentus agreed to strict limitations on additional equity issuance, variable-rate transactions and new registration statements for defined periods, and must promptly register the resale of the securities or pay monthly liquidated damages of 1.5% of the investor’s subscription amount if resale is blocked beyond specified time limits.
Momentus Inc. furnished a press release describing early successes in its Vigoride-7 orbital service mission following deployment from SpaceX’s Transporter-16 ride-share.
Vigoride-7 powered on autonomously, deployed solar arrays, established two-way communications, and passed key system checks, setting up a planned orbit-lowering maneuver and subsequent payload operations.
Momentus Inc. furnished a press release describing early successes in its Vigoride-7 orbital service mission following deployment from SpaceX’s Transporter-16 ride-share.
Vigoride-7 powered on autonomously, deployed solar arrays, established two-way communications, and passed key system checks, setting up a planned orbit-lowering maneuver and subsequent payload operations.
Momentus Inc. is asking stockholders to vote at its virtual 2026 annual meeting on director elections, auditor ratification, compensation matters, and significant equity plan changes. Holders of 5,641,506 Class A shares as of March 26, 2026 may vote, one vote per share.
Two Class II directors are up for election, and stockholders are asked to ratify Frank, Rimerman + Co. LLP as auditor for 2026. The company proposes adding 500,000 Class A shares to its 2021 Equity Incentive Plan and raising the plan’s annual “evergreen” share increase from 3.0% to 5.0% of outstanding stock, alongside advisory say‑on‑pay and say‑on‑pay frequency votes, with the board favoring a three‑year frequency.
Momentus Inc. is asking stockholders to vote at its virtual 2026 annual meeting on director elections, auditor ratification, compensation matters, and significant equity plan changes. Holders of 5,641,506 Class A shares as of March 26, 2026 may vote, one vote per share.
Two Class II directors are up for election, and stockholders are asked to ratify Frank, Rimerman + Co. LLP as auditor for 2026. The company proposes adding 500,000 Class A shares to its 2021 Equity Incentive Plan and raising the plan’s annual “evergreen” share increase from 3.0% to 5.0% of outstanding stock, alongside advisory say‑on‑pay and say‑on‑pay frequency votes, with the board favoring a three‑year frequency.
Momentus Inc. files its annual report describing its small-satellite transport, hosted payload and space infrastructure business, along with extensive risk disclosures. The company reports cash and cash equivalents of $12.8 million and net losses of $30.5 million in 2025 and $34.9 million in 2024.
The report notes substantial ongoing funding needs and a history of losses, with management acknowledging going-concern risks mitigated by planned capital-raising efforts. Momentus highlights key technologies such as its water‑propellant Microwave Electrothermal Thruster and Tape Spring Solar Array, a patent portfolio, four missions launched and 17 customer satellites deployed since 2022.
Momentus Inc. files its annual report describing its small-satellite transport, hosted payload and space infrastructure business, along with extensive risk disclosures. The company reports cash and cash equivalents of $12.8 million and net losses of $30.5 million in 2025 and $34.9 million in 2024.
The report notes substantial ongoing funding needs and a history of losses, with management acknowledging going-concern risks mitigated by planned capital-raising efforts. Momentus highlights key technologies such as its water‑propellant Microwave Electrothermal Thruster and Tape Spring Solar Array, a patent portfolio, four missions launched and 17 customer satellites deployed since 2022.
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.
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.
Layman Jon reported acquisition or exercise transactions in this Form 4 filing.
Momentus Inc. reported that its Chief Legal Officer, Jon Layman, received a grant of 8,486 Restricted Stock Units (RSUs) on Class A common stock. Each RSU represents the right to receive one share in the future. The RSUs vest in three equal annual installments starting from the vesting commencement date, as long as he remains employed through each vesting date.
Layman Jon reported acquisition or exercise transactions in this Form 4 filing.
Momentus Inc. reported that its Chief Legal Officer, Jon Layman, received a grant of 8,486 Restricted Stock Units (RSUs) on Class A common stock. Each RSU represents the right to receive one share in the future. The RSUs vest in three equal annual installments starting from the vesting commencement date, as long as he remains employed through each vesting date.
Ensler Lon reported acquisition or exercise transactions in this Form 4 filing.
Momentus Inc. reported that Chief Financial Officer Lon Ensler received two grants of Restricted Stock Units on February 27, 2026. One grant covers 3,606 Restricted Stock Units and the other covers 8,486 Restricted Stock Units, each at a price of $0.00 per unit, held as direct ownership.
Each Restricted Stock Unit represents a contingent right to receive one share of Momentus Class A common stock. The 3,606-unit grant vests in four equal annual installments from the vesting commencement date, and the 8,486-unit grant vests in three equal annual installments, in each case subject to the executive’s continued employment.
Ensler Lon reported acquisition or exercise transactions in this Form 4 filing.
Momentus Inc. reported that Chief Financial Officer Lon Ensler received two grants of Restricted Stock Units on February 27, 2026. One grant covers 3,606 Restricted Stock Units and the other covers 8,486 Restricted Stock Units, each at a price of $0.00 per unit, held as direct ownership.
Each Restricted Stock Unit represents a contingent right to receive one share of Momentus Class A common stock. The 3,606-unit grant vests in four equal annual installments from the vesting commencement date, and the 8,486-unit grant vests in three equal annual installments, in each case subject to the executive’s continued employment.