NORTH STAR ASSET MANAGEMENT INC
Position in ATNM — Actinium Pharmaceuticals, Inc.
CIK 1056559
NEENAH, WI
Position in ATNM
as of Jun 30, 2026
· filed Aug 18, 2026
Position Value
$19,600
-$300 QoQ
Shares Held
20,000
0.0% QoQ
Ownership
0.064%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#22
of 47 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ATNM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026NORTH STAR ASSET MANAGEMENT INC holds $4,978,491 across 5 Biotechnology names. ATNM ranks #4 (0.4% of the industry book) .
All Filings in ATNM
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7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $19,600 | 20,000 | Shares | Sole | 2026-08-18 | |
| 2026-03-31 | $19,900 | 20,000 | Shares | Sole | 2026-05-06 | |
| 2025-12-31 | $27,200 | 20,000 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | $32,000 | 20,000 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $28,000 | 20,000 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $16,100 | 10,000 | Shares | Sole | 2025-05-08 | |
| 2024-12-31 | $12,600 | 10,000 | Shares | Sole | 2025-02-19 | |
| No filing history on record for this holder in this stock. | ||||||