MNTS Insider Buying — Recent SEC Form 4 Activity

Track insider buying activity for Momentus Inc. ($MNTS). See every SEC Form 4 purchase by CEOs, CFOs, directors, and 10% owners over the last 90 days — sourced directly from EDGAR.

In the past 90 days, 2 insiders at Momentus Inc. (MNTS) made open-market purchases totaling $17,162.50. The most recent transaction was on 2026-05-26.

Purchases (90d)
3
Total value
17.16K
Unique insiders
2

Recent Insider Purchases at Momentus Inc.

DateInsiderSharesValue
2026-05-26Hadfield Chris2,000$14,380.00
2026-05-22Kabot Brian250$1,378.75
2026-05-21Kabot Brian250$1,403.75

Top Insiders Buying MNTS

Frequently Asked — MNTS Insider Buying

What is MNTS insider buying?

$MNTS insider buying refers to open-market purchases of Momentus Inc. stock by corporate insiders — officers, directors, and shareholders owning more than 10% of the company. Every purchase is disclosed to the SEC on Form 4 within two business days and is shown on this page.

Why does MNTS insider activity matter?

Insiders have the best view into Momentus Inc.'s operations. When they buy their own stock with personal money — rather than selling option grants — it signals conviction. Clusters of insider buying (two or more insiders purchasing within 14 days) have historically preceded above-market returns.

Where does this MNTS insider data come from?

Every transaction on this page is sourced directly from SEC EDGAR Form 4 filings. InsiderAct ingests these filings in near real time and filters for open-market purchases (transaction code P).

How do I get alerts when MNTS insiders buy?

Add $MNTS to your InsiderAct watchlist and enable email alerts. You'll be notified when a new Form 4 purchase is filed — usually within hours of the transaction.

What is a "cluster buy" signal?

InsiderAct flags a cluster buy when two or more independent insiders at the same company buy on the open market within a 14-day window. Cluster buys are the highest-conviction insider signal we track.

Related Insider Activity

Other stocks with recent insider buying on SEC Form 4

Want alerts when MNTS insiders buy?

Add $MNTS to your watchlist and get notified the moment a new Form 4 is filed.

Data sourced from SEC Form 4 filings via EDGAR. Read more: What is SEC Form 4?