Charles Maurice Weiser

CIK 2107970 · View on SEC EDGAR ↗

Insider

First SEC filing: Jan. 30, 2026 · Latest: Jan. 30, 2026

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 2 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 1, 2026 SCWO A 125,000 125,000 Direct Acquired (price as of 2026-08-21)
July 1, 2026 SCWO A 150,000 150,000 Direct Acquired (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
July 1, 2026 SCWO Restricted Stock Units Common Stock (125,000) $0.00 July 1, 2029 125,000 Acquired
July 1, 2026 SCWO Stock Option (right to buy) Common Stock (150,000) $2.16 July 1, 2036 150,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 4 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Jan. 30, 2026 SCWO Common Stock 13,859 Direct
Jan. 30, 2026 SCWO Common Stock 7,533 Indirect
Jan. 30, 2026 SCWO Common Stock 1,650 Indirect
Jan. 30, 2026 SCWO Warrants (right to buy)→ Common Stock (1,200) 1,200 Indirect