Delisting risk
CDT Environmental Technology Investment
Designs and operates decentralized rural sewage-treatment systems for Chinese infrastructure projects.
$1.04
After-hours close−0.05 (−4.16%)
At close$1.09(−3.98%)
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Breakdown13F · Form 4
Institutions 0.68%3.7K sharesInsiders 33.82%183.0K sharesOther 65.50%354.3K shares
Shares outstanding 541.0K · Float 219.9K · 40.7% free float
Institutions13F, as of Mar 31, 2026
3 holders · 3.7K shares · 1 new position · 2 increased · 1 reduced · 1 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Two Sigma Securities, LLC | 1.5K | 0.29% | +644 | May 15, 2026 |
| XTX Topco Ltd | 1.2K | 0.22% | −279 | May 15, 2026 |
| Citadel Advisors LLC | 992 | 0.18% | +992 | May 15, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| CDT Environmental Technology Holdings Limitedincl. Yunwu Li | 42.75% | 13G | Nov 14, 2024 ↗ | |
| Venture Million Limitedincl. Wan Qaing Lin | 9.63% | 13G | Nov 14, 2024 ↗ | |
| Luojia Holdings Limitedincl. Zuoning Chen | 6.96% | 13G | Nov 14, 2024 ↗ | |
| Jane Street Group, LLC | 5.10% | 154.5K | 13G | Aug 21, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Li Yunwu | director, 10 percent owner, officer: Chief Executive Officer | 183.0K | 33.82% | Apr 9, 2026 |
| HRT Financial LP | 10 percent owner | 9.0K | 1.67% | Aug 25, 2026 |
1 ten-percent owner holds 9.0K shares by Form 4, outside the officers-and-directors figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 21, 2026 | HRT Financial LP10 percent owner | Sale | 2,052 | $1.36 | 9,039 |
CongressHouse and Senate disclosures
Not reported.