Momentus Inc. (MNTS) Insider Trading
Over the last 3 months, MNTS insiders made 5 open-market buys and 0 sales, a net purchase of $35K (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 1 institutions increased and 0 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
5
Sells (3m)
0
Net (3m)
$35.1K
Insiders buyingCluster buying
Insider trades by month Buys Sells
Aug
Sep
Oct
Nov
Dec
May
Context3-month price +187.1%Institutions reducing (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 26, 2026 | Hadfield Chrisdirector | Buy | 2,000 | $7.19 |
| May 22, 2026 | Kabot Briandirector | Buy | 250 | $5.51 |
| May 21, 2026 | Layman Jonofficer: Chief Legal Officer | Grant | 14,270 | — |
| May 21, 2026 | Layman Jonofficer: Chief Legal Officer | Grant | 15,107 | — |
| May 21, 2026 | Layman Jonofficer: Chief Legal Officer | Grant | 6,457 | — |
| May 21, 2026 | Layman Jonofficer: Chief Legal Officer | Grant | 10,635 | — |
| May 21, 2026 | Rood John C.director, officer: Chief Executive Officer | Grant | 40,485 | — |
| May 21, 2026 | Ensler Lonofficer: Chief Financial Officer | Grant | 15,107 | — |
| May 21, 2026 | Ensler Lonofficer: Chief Financial Officer | Grant | 5,405 | — |
| May 21, 2026 | SCHWARZ ROBERT Eofficer: Chief Technology Officer | Grant | 10,635 | — |
| May 21, 2026 | SCHWARZ ROBERT Eofficer: Chief Technology Officer | Grant | 6,457 | — |
| May 21, 2026 | Rood John C.director, officer: Chief Executive Officer | Grant | 55,350 | — |
| May 20, 2026 | Hadfield Chrisdirector | Option | 913 | — |
| May 20, 2026 | Kabot Briandirector | Buy | 1,850 | $5.40 |
| May 20, 2026 | Kabot Briandirector | Option | 913 | — |
| May 20, 2026 | Kabot Briandirector | Buy | 250 | $5.62 |
| May 20, 2026 | Kabot Briandirector | Grant | 6,039 | — |
| May 20, 2026 | Reed Kimberly A.director | Option | 913 | — |
| May 20, 2026 | Reed Kimberly A.director | Grant | 6,039 | — |
| May 20, 2026 | Mercado Victorinodirector | Option | 913 | — |
| May 20, 2026 | Mercado Victorinodirector | Grant | 6,039 | — |
| May 20, 2026 | Reiners Linda J.director | Option | 913 | — |
| May 20, 2026 | Reiners Linda J.director | Grant | 6,039 | — |
| May 20, 2026 | Kugler Mitchel B.director | Grant | 6,039 | — |
| May 20, 2026 | Hadfield Chrisdirector | Grant | 6,039 | — |
| May 18, 2026 | Hadfield Chrisdirector | Buy | 1,500 | $5.32 |
| Mar 3, 2026 | SCHWARZ ROBERT Eofficer: Chief Technology Officer | Grant | 5,974 | — |
| Mar 3, 2026 | Rood John C.director, officer: Chief Executive Officer | Grant | 22,744 | — |
| Mar 3, 2026 | Ensler Lonofficer: Chief Financial Officer | Grant | 8,486 | — |
| Mar 3, 2026 | Ensler Lonofficer: Chief Financial Officer | Grant | 3,606 | — |
Source: MNTS SEC Form 4 filings, latest May 26, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their MNTS positions over the last 6 months (SEC Form 13F).
Increased
1
New positions
1
Reduced
0
Sold out
21
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BANK OF AMERICA CORP /DE/ | Increased | 83 | Feb 3, 2026 |
| DANSKE BANK A/S | New Position | 1 | Dec 18, 2025 |
| DANSKE BANK A/S | Unchanged | 1 | Dec 18, 2025 |
| VANGUARD GROUP INC | Sold Out | 0 | Jan 29, 2026 |
| BARCLAYS PLC | Sold Out | 0 | Feb 13, 2026 |
| DANSKE BANK A/S | Sold Out | 0 | Feb 2, 2026 |
| HARBOUR INVESTMENTS, INC. | Sold Out | 0 | Feb 9, 2026 |
| JONES FINANCIAL COMPANIES LLLP | Sold Out | 0 | Feb 17, 2026 |
| MORGAN STANLEY | Sold Out | 0 | Feb 13, 2026 |
| GROUP ONE TRADING, L.P. | Sold Out | 0 | Feb 12, 2026 |
| BNP PARIBAS ARBITRAGE, SNC | Sold Out | 0 | Feb 10, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Sold Out | 0 | Feb 9, 2026 |
| TOWER RESEARCH CAPITAL LLC (TRC) | Sold Out | 0 | Feb 17, 2026 |
| ALLWORTH FINANCIAL LP | Sold Out | 0 | Feb 5, 2026 |
| UBS GROUP AG | Sold Out | 0 | Jan 29, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.