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SCWO · NASDAQ

$2.47−$0.08 (−3.14%)TodayMarket closed ·
Prev close $2.55

Who owns SCWO

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 42.6% of SCWO’s shares.

  • Nagar (Yaacov)18.4%
  • Deshusses (Marc)12.9%
  • Johnson (Bryce)2.3%
  • Davis (Richard H)2.3%
  • Next 6 largest institutions6.7%
  • All other shareholders57.4%
Top institutional holders of SCWO
HolderShares% of shares
Nagar (Yaacov)3.21M18.35%
Deshusses (Marc)2.27M12.94%
Johnson (Bryce)410.09K2.34%
Davis (Richard H)407.43K2.33%
Vanguard Capital Management, LLC322.79K1.84%
CAPTRUST Financial Advisors206.74K1.18%
McKnight (Stephen H)191.50K1.09%
Hamilton Lane Advisors, LLC160.23K0.92%
D.A. Davidson & Co.(Research)148.18K0.85%
Freels (Bradley R.)140.00K0.80%

Largest mutual fund holders

Top mutual fund holders of SCWO
HolderShares% of shares
Vanguard Total Stock Market Index Fund214.15K1.22%
Vanguard Extended Market Index Fund108.64K0.62%
Fidelity Extended Market Index Fund53.49K0.31%
iShares Micro-Cap ETF38.26K0.22%
Fidelity Series Total Market Index Fund14.56K0.08%

Insider trades

Form 4 filings by officers, directors and large holders

Over the last 6 months, insiders sold $45.05K (2 trades) of SCWO on the open market, with no buys.

Latest SCWO insider transactions
InsiderTypeSharesValue
Weiser Charles MauriceAward125.00K—
Weiser Charles MauriceAward150.00K—
Meyers Brad IanSale9.83K$22.91K
Meyers Brad IanSale9.00K$22.14K
Nagar YaacovGift1.44M$3.57M

Short interest

Settled Sep 30, 2026

Shares short
181.61K
Days to cover
4.94
% of shares outstanding
1.04%
Average daily volume
36.77K
Change since last report
−18.3%

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