ATNWW — Actinium Pharmaceuticals Inc Institutional Holders · Q2 2026
Who owns Actinium Pharmaceuticals Inc (ATNWW)? 2 institutions reported holding $6,174 in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Group One Trading LLC ($3,626), Simplex Trading, LLC ($2,548).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $3,626 | 3,700 | Added |
| 2 | SIMPLEX TRADING, LLC | $2,548 | 2,600 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30