<span item_type="fundamental" item_id="5701b90f89a0e806ad8b0b68e1847d6d" counter_id="ST/US/SCWO" env="prod"></span><span item_type="announcement" item_id="648385704338395905" env="prod"></span><p>Revenue: As of FY2026 Q1, the actual value is USD 551.16 K.</p><p></p><h4>Revenue</h4><p>374Water Inc. reported revenue of $551,155 for the first quarter of 2026, compared to $543,100 in the first quarter of 2025.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span></p><h4>Gross Margin</h4><p>Gross margin for the first quarter of 2026 was $348,412 (63%), which is an improvement of 38 percentage points year-over-year from $138,283 (25%) in the first quarter of 2025.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span></p><h4>Net Loss</h4><p>Net loss for the first quarter of 2026 was - $4,571,623, compared to - $3,698,414 in the first quarter of 2025.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> This reflects continued investment in commercial infrastructure and non-recurring items, including $184,000 in capitalized offering costs and $158,000 in Delaware franchise tax.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span></p><h4>Operating Cash Flow</h4><p>Cash used in operating activities was - $2,508,341 in the first quarter of 2026, marking a 28% improvement in operating cash efficiency compared to - $3,494,477 in the first quarter of 2025.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span></p><h4>Unique Metrics / Operational Highlights</h4><p>374Water Inc. strengthened its balance sheet by adding $800,000 of financing as of March 31, 2026, with an additional $1.1M in financing as of the release date.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> The company signed a 5-year agreement with the City of Orlando, FL, to build out its Waste Destruction Services facility, which includes two 5-year extensions.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> A purchase order and associated milestone payment of $2.2M were received from Garney Construction for the City of Olathe sale and services contract, valued at over $4.5M in total.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> The mobile AirSCWO system was delivered to St. Cloud, MN, for a six-month campaign to destroy PFAS-laden biosolids and other PFAS waste streams.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> The company completed a full-scale demonstration at Orlando’s Iron Bridge Regional Water Reclamation Facility, generating approximately $482,000 in service revenue.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> The AirSCWO 6 system for OC San met continuous run-time factory acceptance test requirements.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> 374Water Inc.’s AirSCWO technology achieved independently validated destruction and removal efficiency of greater than 99.9% across multiple PFAS-impacted waste streams through a U.S. Department of Defense initiative.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> The company was also awarded a subcontract to support the U.S. Air Force in addressing PFAS contamination.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span></p><h4>Outlook / Guidance</h4><p>374Water Inc. anticipates its Waste Destruction Services (WDS) facility to generate $100,000 to $200,000 in monthly revenue initially, growing to over $400,000 monthly by late 2027.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> The company is in discussions with partners to expand the facility to increase annual recurring revenue from $5M to over $15M.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span> Full-scale operations for the Orlando WDS facility are expected later this year, and a mobile AirSCWO system has been deployed for a six-month service campaign in St. Cloud, MN, contributing to its recurring revenue model.<span class="superscript" item_id="0" item_type="announcement_file" value="1" url="https://www.sec.gov/Archives/edgar/data/933972/000165495426004906/scwo_ex991.htm"></span></p>

374Water | 8-K: FY2026 Q1 Revenue: USD 551.16 K