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buyModerate cluster of 3

Larry Paulson bought $48k of NRGV

director at Energy Vault Holdings, Inc.. 20,000 shares at an average of $2.40, traded Sep 18, 2025, filed Sep 18, 2025.

Conviction score
45
Value
$48k
20,000 shares
Holdings after
335,636
+6% from before
From 52-week low
+325%
low $0.63, close $2.68
From 52-week high
0%
high $2.68, as of Sep 18, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $48k at market
    +7
  • Relative to holdings
    Holdings up 6%
    +3
  • Price context
    Mid range
    0
  • Cluster
    3 insiders buying within 14 days
    +15
  • Repeat buying
    3 buys in 90 days
    +5
  • 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.

This signal so far: 1m +39.9%, 3m +91.0%, 6m +38.8%.

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.

NRGVOct 9, 2026 · close 3.25
Since filing Sep 18, 2025: +21.3%SPY +19.2% · excess +2.1%

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 0001509559-25-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 18, 2025POpen-market purchase
Common Stock
+20,000$2.40$48k335,636Sep 18, 2025

Related signals

Other insiders at Energy Vault Holdings, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
0Weak
NRGVsell10b5-1
Energy Vault Holdings, Inc.
Michael Thomas Beer
Chief Financial Officer
$207k
65,000 shares
-6%
47Moderate
NRGVbuy 2
Energy Vault Holdings, Inc.
Robert Piconi
Chief Executive Officer
$40k
12,500 shares
+0%
31Weak
NRGVbuy 2
Energy Vault Holdings, Inc.
Mary Beth Mandanas
director
$18k
5,000 shares
+1%
38Weak
NRGVbuy 4
Energy Vault Holdings, Inc.
Thomas R Ertel
director
$18k
5,450 shares
+2%
38Weak
NRGVbuy 4
Energy Vault Holdings, Inc.
Akshay Ladwa
Chief Operations Officer
$12k
4,000 shares
+0%
38Weak
NRGVbuy 4
Energy Vault Holdings, Inc.
Larry Paulson
director
$16k
5,000 shares
+1%
43Moderate
NRGVbuy 4
Energy Vault Holdings, Inc.
Robert Piconi
Chief Executive Officer
$24k
7,500 shares
+0%
42Moderate
NRGVsell
Energy Vault Holdings, Inc.
Softbank Vision Fund (aiv M2) L.p.
owner
$17M
3,000,000 shares
-16%
35Weak
NRGVsell
Energy Vault Holdings, Inc.
Michael Thomas Beer
Chief Financial Officer
$246k
50,000 shares
-4%
34Weak
NRGVbuy
Energy Vault Holdings, Inc.
Robert Piconi
Chief Executive Officer
$30k
10,000 shares
+0%

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.