Prime Movers Lab Fund I LP - Insider Non-Derivative Transactions at Momentus Inc. (MNTS) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Sep 11, 2023, Prime Movers Lab Fund I LP's relationship to Momentus Inc. (MNTS) is TenPercentOwner, and currently has 223,500 shares of Class A common stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other MNTS insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Prime Movers Lab Fund I LP - Insider Non-Derivative Transactions of MNTS Class A common stock

Prime Movers Lab Fund I LP - Insider Non-Derivative Transactions at MNTS

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Sep 12, 2023	Sell -- (Class A Common Stock)	349	5.57	17247
Sep 12, 2023	Sell -- (Class A Common Stock)	354	5.57	17456
Sep 12, 2023	Sell -- (Class A Common Stock)	877	5.57	43295
Sep 12, 2023	Sell -- (Class A Common Stock)	1794	5.57	88592
Sep 12, 2023	Sell -- (Class A Common Stock)	4526	5.57	223500
Sep 9, 2023	Sell -- (Class A Common Stock)	484	5.81	17596
Sep 9, 2023	Sell -- (Class A Common Stock)	490	5.81	17810
Sep 9, 2023	Sell -- (Class A Common Stock)	1215	5.81	44172
Sep 9, 2023	Sell -- (Class A common stock)	2485	5.81	90386
Sep 9, 2023	Sell -- (Class A common stock)	6269	5.81	228026
Sep 8, 2023	Sell -- (Class A common stock)	906	6.51	18080
Sep 8, 2023	Sell -- (Class A common stock)	917	6.51	18300
Sep 8, 2023	Sell -- (Class A common stock)	2276	6.51	45387
Sep 8, 2023	Sell -- (Class A common stock)	4656	6.51	92871
Sep 8, 2023	Sell -- (Class A common stock)	11748	6.51	234295