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buyWeak cluster of 2

Chris Hadfield bought $7,980 of MNTS

director at Momentus Inc.. 1,500 shares at an average of $5.32, traded May 15, 2026, filed May 18, 2026.

Conviction score
31
Value
$7,980
1,500 shares
Holdings after
1,500
change unknown
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $8k at market
    0
  • Relative to holdings
    First purchase: no shares before this trade
    +8
  • Price context
    No price history yet
    0
  • Cluster
    2 insiders buying within 14 days
    +8
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

MNTSOct 12, 2026 · close 3.13
Since filing May 18, 2026: -48.9%SPY +5.9% · excess -54.8%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001837938-26-000001, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 15, 2026POpen-market purchase
Class A Common Stockindirect: Hadfield Inc.
+1,500$5.32$7,9801,500May 18, 2026

Related signals

Other insiders at Momentus Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
38Weak
MNTSbuy 2
Momentus Inc.
Chris Hadfield
director
$14k
2,000 shares
+133%
31Weak
MNTSbuy 2
Momentus Inc.
Brian Kabot
director
$1,379
250 shares
+6%
33Weak
MNTSbuy 2
Momentus Inc.
Brian Kabot
director
$9,999
1,850 shares
+128%
31Weak
MNTSbuy 2
Momentus Inc.
Brian Kabot
director
$1,404
250 shares
+6%
0Weak
MNTSsell10b5-1
Momentus Inc.
Brian Kabot
director
$1,040
400 shares
-10%
0Weak
MNTSsell10b5-1
Momentus Inc.
Brian Kabot
director
$1,400
400 shares
-9%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Chris Hadfield bought $7,980 of MNTS | InsiderTell