SCWO

374Water, Inc.$2.35-0.10 (-4.09%)

Prev Close$2.45·MCap$36.2M·P/E—·Vol80.4K·Yield—

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Buys (12M)

$181.4K

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Sells (12M)

$1.91M

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Net Activity

Net Seller

$1.73M

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at 374Water, Inc. (SCWO) has been dominated by selling, with 7 insider purchases totaling $181.4K and 11 insider sales totaling $1.91M. The most recent insider transaction was by Jones Stephen J (Interim CEO), who purchased $104.0K worth of shares on Dec 16, 2025. 374Water, Inc. operates in the Industrials sector, within the Industrial - Pollution & Treatment Controls industry, with a market cap of $36.2M.

SCWO Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value
Dec 16, 2025	Jones Stephen J	Interim CEO	Buy	450,000	$0.23	$104.0K3.1% OS
Dec 16, 2025	Russell Kline	Chief Financial Officer	Buy	20,000	$0.22	$4.4K
Oct 22, 2025	Nagar Yaacov	10% Owner	Sell	534,211	$0.43	$231.1K3.7% OS
Oct 20, 2025	Nagar Yaacov	10% Owner	Sell	330,515	$0.42	$139.0K2.3% OS
Oct 16, 2025	Nagar Yaacov	10% Owner	Sell	217,099	$0.46	$99.5K1.5% OS
Oct 14, 2025	Nagar Yaacov	10% Owner	Sell	1,063,868	$0.52	$549.9K7.4% OS
Oct 8, 2025	Nagar Yaacov	10% Owner	Sell	1,499,000	$0.46	$695.7K10.4% OS
Oct 7, 2025	Nagar Yaacov	10% Owner	Sell	1,000	$0.39	$390.00
Sep 5, 2025	Nagar Yaacov	10% Owner	Sell	177,289	$0.39	$70.0K1.2% OS
Aug 29, 2025	Nagar Yaacov	10% Owner	Sell	22,711	$0.39	$8.9K
Aug 26, 2025	Estes Deanna Rene	Director	Buy	30,000	$0.29	$8.7K
Aug 25, 2025	Pawloski James	Director	Buy	193,300	$0.26	$50.8K1.3% OS
Aug 21, 2025	Russell Kline	Chief Financial Officer	Buy	30,000	$0.25	$7.4K
Aug 20, 2025	Russell Kline	Chief Financial Officer	Buy	20,000	$0.24	$4.8K
Aug 18, 2025	Mandel Peter	General Counsel	Buy	5,000	$0.25	$1.2K
Jun 26, 2025	Nagar Yaacov	10% Owner	Sell	126,775	$0.42	$53.3K0.9% OS
Jun 23, 2025	Nagar Yaacov	10% Owner	Sell	96,137	$0.42	$40.6K0.7% OS
Jun 16, 2025	Nagar Yaacov	10% Owner	Sell	63,702	$0.40	$25.6K
Jun 12, 2025	Nagar Yaacov	10% Owner	Sell	42,350	$0.40	$16.9K
Jun 3, 2025	Jones Stephen J	Director	Buy	40,000	$0.48	$19.0K
May 30, 2025	Jones Stephen J	Director	Buy	50,000	$0.42	$21.1K
May 22, 2025	Jones Stephen J	Director	Buy	40,000	$0.32	$12.6K
May 20, 2025	Jones Stephen J	Director	Buy	49,593	$0.30	$14.9K
Mar 26, 2025	Nagar Yaacov	10% Owner	Sell	107,223	$0.42	$44.7K0.7% OS

SCWO Insider Buying Activity

The following table shows recent insider purchases of 374Water, Inc. (SCWO) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value
Dec 16, 2025	Jones Stephen J	Interim CEO	Buy	450,000	$0.23	$104.0K3.1% OS
Dec 16, 2025	Russell Kline	Chief Financial Officer	Buy	20,000	$0.22	$4.4K
Aug 26, 2025	Estes Deanna Rene	Director	Buy	30,000	$0.29	$8.7K
Aug 25, 2025	Pawloski James	Director	Buy	193,300	$0.26	$50.8K1.3% OS
Aug 21, 2025	Russell Kline	Chief Financial Officer	Buy	30,000	$0.25	$7.4K
Aug 20, 2025	Russell Kline	Chief Financial Officer	Buy	20,000	$0.24	$4.8K
Aug 18, 2025	Mandel Peter	General Counsel	Buy	5,000	$0.25	$1.2K
Jun 3, 2025	Jones Stephen J	Director	Buy	40,000	$0.48	$19.0K
May 30, 2025	Jones Stephen J	Director	Buy	50,000	$0.42	$21.1K
May 22, 2025	Jones Stephen J	Director	Buy	40,000	$0.32	$12.6K
May 20, 2025	Jones Stephen J	Director	Buy	49,593	$0.30	$14.9K

SCWO Insider Selling Activity

The following table shows recent insider sales of 374Water, Inc. (SCWO) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value
Oct 22, 2025	Nagar Yaacov	10% Owner	Sell	534,211	$0.43	$231.1K3.7% OS
Oct 20, 2025	Nagar Yaacov	10% Owner	Sell	330,515	$0.42	$139.0K2.3% OS
Oct 16, 2025	Nagar Yaacov	10% Owner	Sell	217,099	$0.46	$99.5K1.5% OS
Oct 14, 2025	Nagar Yaacov	10% Owner	Sell	1,063,868	$0.52	$549.9K7.4% OS
Oct 8, 2025	Nagar Yaacov	10% Owner	Sell	1,499,000	$0.46	$695.7K10.4% OS
Oct 7, 2025	Nagar Yaacov	10% Owner	Sell	1,000	$0.39	$390.00
Sep 5, 2025	Nagar Yaacov	10% Owner	Sell	177,289	$0.39	$70.0K1.2% OS
Aug 29, 2025	Nagar Yaacov	10% Owner	Sell	22,711	$0.39	$8.9K
Jun 26, 2025	Nagar Yaacov	10% Owner	Sell	126,775	$0.42	$53.3K0.9% OS
Jun 23, 2025	Nagar Yaacov	10% Owner	Sell	96,137	$0.42	$40.6K0.7% OS
Jun 16, 2025	Nagar Yaacov	10% Owner	Sell	63,702	$0.40	$25.6K
Jun 12, 2025	Nagar Yaacov	10% Owner	Sell	42,350	$0.40	$16.9K
Mar 26, 2025	Nagar Yaacov	10% Owner	Sell	107,223	$0.42	$44.7K0.7% OS