SCWO

374Water, Inc.$2.46+0.00 (—)

Prev Close$2.49·MCap$36.2M·P/E—·Vol—·Yield—

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Buys (12M)

$108.4K

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Sells (12M)

$45.0K

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Net Activity

Net Buyer

$63.3K

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at 374Water, Inc. (SCWO) has been dominated by buying, with 2 insider purchases totaling $108.4K and 1 insider sale totaling $45.0K. The most recent insider transaction was by Meyers Brad Ian (officer: Chief Operating Officer), who sold $45.0K worth of shares on Jun 15, 2026. 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	Shares After
Jun 15, 2026	Meyers Brad Ian	officer: Chief Operating Officer	Sell	18,831	$2.39	$45.0K	40,000-32%
Dec 16, 2025	Jones Stephen J	Interim CEO	Buy	450,000	$0.23	$104.0K3.1% OS	0
Dec 16, 2025	Russell Kline	Chief Financial Officer	Buy	20,000	$0.22	$4.4K	0
Oct 22, 2025	Nagar Yaacov	10% Owner	Sell	534,211	$0.43	$231.1K3.7% OS	0
Oct 20, 2025	Nagar Yaacov	10% Owner	Sell	330,515	$0.42	$139.0K2.3% OS	0
Oct 16, 2025	Nagar Yaacov	10% Owner	Sell	217,099	$0.46	$99.5K1.5% OS	0
Oct 14, 2025	Nagar Yaacov	10% Owner	Sell	1,063,868	$0.52	$549.9K7.4% OS	0
Oct 8, 2025	Nagar Yaacov	10% Owner	Sell	1,499,000	$0.46	$695.7K10.4% OS	0
Oct 7, 2025	Nagar Yaacov	10% Owner	Sell	1,000	$0.39	$390.00	0
Sep 5, 2025	Nagar Yaacov	10% Owner	Sell	177,289	$0.39	$70.0K1.2% OS	0
Aug 29, 2025	Nagar Yaacov	10% Owner	Sell	22,711	$0.39	$8.9K	0
Aug 26, 2025	Estes Deanna Rene	Director	Buy	30,000	$0.29	$8.7K	0
Aug 25, 2025	Pawloski James	Director	Buy	193,300	$0.26	$50.8K1.3% OS	0
Aug 21, 2025	Russell Kline	Chief Financial Officer	Buy	30,000	$0.25	$7.4K	0
Aug 20, 2025	Russell Kline	Chief Financial Officer	Buy	20,000	$0.24	$4.8K	0
Aug 18, 2025	Mandel Peter	General Counsel	Buy	5,000	$0.25	$1.2K	0
Jun 26, 2025	Nagar Yaacov	10% Owner	Sell	126,775	$0.42	$53.3K0.9% OS	0
Jun 23, 2025	Nagar Yaacov	10% Owner	Sell	96,137	$0.42	$40.6K0.7% OS	0
Jun 16, 2025	Nagar Yaacov	10% Owner	Sell	63,702	$0.40	$25.6K	0
Jun 12, 2025	Nagar Yaacov	10% Owner	Sell	42,350	$0.40	$16.9K	0
Jun 3, 2025	Jones Stephen J	Director	Buy	40,000	$0.48	$19.0K	0
May 30, 2025	Jones Stephen J	Director	Buy	50,000	$0.42	$21.1K	0
May 22, 2025	Jones Stephen J	Director	Buy	40,000	$0.32	$12.6K	0
May 20, 2025	Jones Stephen J	Director	Buy	49,593	$0.30	$14.9K	0
Mar 26, 2025	Nagar Yaacov	10% Owner	Sell	107,223	$0.42	$44.7K0.7% OS	0

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	Shares After
Jun 15, 2026	Meyers Brad Ian	officer: Chief Operating Officer	Sell	18,831	$2.39	$45.0K	40,000-32%
Oct 22, 2025	Nagar Yaacov	10% Owner	Sell	534,211	$0.43	$231.1K3.7% OS	0
Oct 20, 2025	Nagar Yaacov	10% Owner	Sell	330,515	$0.42	$139.0K2.3% OS	0
Oct 16, 2025	Nagar Yaacov	10% Owner	Sell	217,099	$0.46	$99.5K1.5% OS	0
Oct 14, 2025	Nagar Yaacov	10% Owner	Sell	1,063,868	$0.52	$549.9K7.4% OS	0
Oct 8, 2025	Nagar Yaacov	10% Owner	Sell	1,499,000	$0.46	$695.7K10.4% OS	0
Oct 7, 2025	Nagar Yaacov	10% Owner	Sell	1,000	$0.39	$390.00	0
Sep 5, 2025	Nagar Yaacov	10% Owner	Sell	177,289	$0.39	$70.0K1.2% OS	0
Aug 29, 2025	Nagar Yaacov	10% Owner	Sell	22,711	$0.39	$8.9K	0
Jun 26, 2025	Nagar Yaacov	10% Owner	Sell	126,775	$0.42	$53.3K0.9% OS	0
Jun 23, 2025	Nagar Yaacov	10% Owner	Sell	96,137	$0.42	$40.6K0.7% OS	0
Jun 16, 2025	Nagar Yaacov	10% Owner	Sell	63,702	$0.40	$25.6K	0
Jun 12, 2025	Nagar Yaacov	10% Owner	Sell	42,350	$0.40	$16.9K	0
Mar 26, 2025	Nagar Yaacov	10% Owner	Sell	107,223	$0.42	$44.7K0.7% OS	0