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North Star Asset Management’s Actinium Pharmaceuticals ATNM Stock Holding History

North Star Asset Management’s Portfolio ATNM Stock Details ATNM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$19.6K Hold
20,000
– – ﹤0.01% 364
2026
Q1 		$19.9K Hold
20,000
– – ﹤0.01% 351
2025
Q4 		$27.2K Hold
20,000
– – ﹤0.01% 344
2025
Q3 		$32K Hold
20,000
– – ﹤0.01% 342
2025
Q2 		$28K Buy
20,000
+10,000
+100% +$15K ﹤0.01% 336
2025
Q1 		$16.1K Hold
10,000
– – ﹤0.01% 317
2024
Q4 		$12.6K Buy
+10,000
New +$15.5K ﹤0.01% 316

Other funds holding ATNM

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
CFM
Compass Financial Management Tampa, Florida $829M AUM
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
GS
Gagnon Securities New York $519M AUM 44.91% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

North Star Asset Management's ATNM Position: Q2 2026 in Review

North Star Asset Management held its Actinium Pharmaceuticals (ATNM) position steady in Q2 2026 at 20,000 shares worth $19.6K. The position accounts for ﹤0.01% of the portfolio, ranked #364.

North Star Asset Management first reported a position in ATNM in Q4 2024 and has held it in 7 quarters since. The position peaked at $32K in Q3 2025. 47 funds tracked by Wall St. Rank hold ATNM as of Q2 2026.

  • North Star Asset Management held 20,000 shares of Actinium Pharmaceuticals worth $19.6K as of Q2 2026.
  • North Star Asset Management left its Actinium Pharmaceuticals share count unchanged in Q2 2026.
  • Actinium Pharmaceuticals made up ﹤0.01% of North Star Asset Management's portfolio in Q2 2026, its #364 holding.
  • North Star Asset Management first reported a position in Actinium Pharmaceuticals in Q4 2024 and has held it in 7 quarters since.
  • North Star Asset Management's Actinium Pharmaceuticals position peaked at $32K in Q3 2025.
  • 47 funds tracked by Wall St. Rank held Actinium Pharmaceuticals as of Q2 2026.

Based on North Star Asset Management's 13F filing for Q2 2026, filed 18 Aug 2026.