ACTHF — Aduro Clean Technologies Inc Institutional Holders · Q2 2026
Who owns Aduro Clean Technologies Inc (ACTHF)? 4 institutions reported holding $3.55M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: IMC-Chicago, LLC ($2.0M), Simplex Trading, LLC ($934,568), Group One Trading LLC ($310,472).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $2.0M | 127,500 | Added |
| 2 | SIMPLEX TRADING, LLC | $934,568 | 59,300 | Added |
| 3 | GROUP ONE TRADING LLC | $310,472 | 19,700 | Added |
| 4 | HRT FINANCIAL LP | $296,000 | 18,800 | New |
Source: SEC Form 13F filings · as of 2026-06-30