5 institutions reported holding $54,445 of CDT ENVIRONMENTAL TECHNOLOGY (CDTG) in SEC 13F filings for 2026-06-30. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($28,445), HRT FINANCIAL LP ($26,000), CITADEL ADVISORS LLC ($0), TWO SIGMA SECURITIES, LLC ($0), XTX Topco Ltd ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $28,445 | 15,050 | New |
| 2 | HRT FINANCIAL LP | $26,000 | 14,139 | New |
| 3 | CITADEL ADVISORS LLC | $0 | 0 | Exited |
| 4 | TWO SIGMA SECURITIES, LLC | $0 | 0 | Exited |
| 5 | XTX Topco Ltd | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30