---
schema_version: "secwatch.filing_event.v1"
accession: "0001654954-25-013966"
form_type: "8-K"
ticker: "SCWO"
cik: "0000933972"
company_name: "374Water Inc."
filed_at: "2025-12-15T23:59:59+00:00"
generated_at: "2026-05-16T13:19:22.149722+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# 374Water stockholders approve 1-for-10 reverse stock split effective Dec 26, 2025

## Summary
- Stockholders voted 99,559,608 for, 30,352,738 against, 1,411,103 abstain.
- Reverse stock split at 1-for-10 ratio; shares begin trading post-split on Dec 26 under ticker SCWO.
- No fractional shares; cash in lieu equal to closing price multiplied by fractional share.
- Authorized shares unchanged at 1B common, 50M preferred; par value remains $0.0001.

## SEC filing metadata
- accession: 0001654954-25-013966
- form_type: 8-K
- ticker: SCWO
- cik: 0000933972
- company_name: 374Water Inc.
- filed_at: 2025-12-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 3.03, 5.03, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/933972/000165495425013966/0001654954-25-013966-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/933972/000165495425013966/scwo_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001654954-25-013966
- JSON: https://secwatch.observer/filing/0001654954-25-013966.json
- Plain text: https://secwatch.observer/filing/0001654954-25-013966.txt

## Key facts
- Governance Changes
  374Water Inc.: The company filed a Certificate of Amendment to effect a 1-for-10 reverse stock split, effective December 26, 2025 (effective 2025-12-26).
  - Change: charter amendment
  - Effective: 2025-12-26
  source text: On December 15, 2025, 374Water Inc. (“ 374Water ” or the “ Company ”) filed a Certificate of Amendment of the Amended and Restated Certificate of Incorporation (the “ Certificate of Amendment ”) with the Secretary of State of the State of Delaware to effect a 1-for-10 reverse stock split (the “ Reverse Stock Split ”) of the issued and outstanding shares of the Company’s Common Stock (the “ Common Stock ” ). The Certificate of Amendment will take effect as of 12:01 a.m. Eastern Time on December 26, 2025 (the “ Effective Time ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/933972/000165495425013966/0001654954-25-013966-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.