| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Mandel Peter | General Counsel | C/O 374 WATER INC., 100 SOUTHCENTER COURT, SUITE 200, MORRISVILLE | /s/ Peter Mandel | 20 Aug 2025 | 0002035922 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SCWO | Common Stock | Purchase | $4.96 | +20 | +0.01% | $0.2480 | 258,595 | 18 Aug 2025 | Direct | |
| transaction | SCWO | Common Stock | Purchase | $1,244 | +4,980 | +1.9% | $0.2498 | 263,575 | 19 Aug 2025 | Direct |