Skip to content
buyWeak cluster of 4

Peter Mandel bought $1,249 of SCWO

General Counsel at 374Water Inc.. 5,000 shares at an average of $0.25, traded Aug 18, 2025, filed Aug 20, 2025.

Conviction score
38
Value
$1,249
5,000 shares
Holdings after
263,575
+2% from before
From 52-week low
+32%
low $1.90, close $2.50
From 52-week high
-87%
high $19.40, as of Aug 18, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $1k at market
    0
  • Relative to holdings
    Holdings up 1.9%
    0
  • Price context
    87% below the 52-week high
    +8
  • Cluster
    4 insiders buying within 14 days
    +15
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (1 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.

SCWOOct 9, 2026 · close 2.54
Since filing Aug 20, 2025: +5.8%SPY +23.7% · excess -17.8%

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 0001654954-25-009860, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 18, 2025POpen-market purchase
Common Stock
+20$0.25$5258,595Aug 20, 2025
Aug 19, 2025POpen-market purchase
Common Stock
+4,980$0.25$1,244263,575Aug 20, 2025

Related signals

Other insiders at 374Water Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
38Weak
SCWObuy 2
374Water Inc.
Kline Russell
Chief Financial Officer
$4,400
20,000 shares
+3%
61Notable
SCWObuy 2
374Water Inc.
Stephen J Jones
Interim CEO
$104k
450,000 shares
+74%
25Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$231k
534,211 shares
-2%
23Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$139k
330,515 shares
-1%
22Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$99k
217,099 shares
-1%
31Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$550k
1,063,868 shares
-3%
33Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$696k
1,499,000 shares
-4%
12Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$390
1,000 shares
-0%
12Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$8,857
22,711 shares
-0%
20Weak
SCWOsell
374Water Inc.
Yaacov Nagar
owner
$70k
177,289 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.

Peter Mandel bought $1,249 of SCWO | InsiderTell