Simplex Trading
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Simplex Trading’s Actinium Pharmaceuticals ATNM Stock Holding History

Simplex Trading’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
2025
Q2 		– Sell
-2,966
Closed -$4.44K – 8586
2025
Q1 		$4K Buy
+2,966
New +$3.77K ﹤0.01% 7630
2024
Q2 		– Sell
-9,071
Closed -$74.7K – 8731
2024
Q1 		$71K Sell
9,071
-8,018
-47% -$51.5K ﹤0.01% 5938
2023
Q4 		$86K Buy
17,089
+4,106
+32% +$21.1K ﹤0.01% 5536
2023
Q3 		$76K Buy
12,983
+2,329
+22% +$15.5K ﹤0.01% 5375
2023
Q2 		$79K Sell
10,654
-12,102
-53% -$103K ﹤0.01% 5345
2023
Q1 		$215K Buy
22,756
+17,058
+299% +$180K ﹤0.01% 4237
2022
Q4 		$60K Sell
5,698
-34,198
-86% -$347K ﹤0.01% 5637
2022
Q3 		$294K Buy
+39,896
New +$248K ﹤0.01% 4109
2022
Q2 		– Sell
-19,413
Closed -$110K – 9902
2022
Q1 		$99K Buy
+19,413
New +$102K ﹤0.01% 6155
2021
Q1 		– Sell
-32,796
Closed -$279K – 8753
2020
Q4 		$255K Buy
+32,796
New +$356K ﹤0.01% 4284
2020
Q3 		– Sell
-3
Closed -$33 – 7755
2020
Q2 		$0 Sell
3
-164
-98% -$1.24K ﹤0.01% 7559
2020
Q1 		$0 Hold
167
– – ﹤0.01% 7559
2019
Q4 		$1K Buy
+167
New +$1.15K ﹤0.01% 7062
2019
Q1 		– Sell
-90
Closed -$1.44K – 7101
2018
Q4 		$0 Buy
90
+73
+429% +$1.25K ﹤0.01% 6966
2018
Q3 		$0 Buy
+17
New +$346 ﹤0.01% 7374
2016
Q2 		– Sell
-88
Closed -$4.91K – 5780
2016
Q1 		$5K Buy
+88
New +$5.56K ﹤0.01% 4041
2015
Q4 		– Sell
-200
Closed -$13.3K – 5357
2015
Q3 		$10K Sell
200
-266
-57% -$17.8K ﹤0.01% 3414
2015
Q2 		$37K Buy
466
+451
+3,007% +$38.5K ﹤0.01% 1924
2015
Q1 		$1K Buy
+15
New +$1.78K ﹤0.01% 4385

Other funds holding ATNM

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
GS
Gagnon Securities New York $433M AUM 29.08% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Simplex Trading's ATNM Position: Q2 2025 in Review

Simplex Trading sold out of Actinium Pharmaceuticals (ATNM) in Q2 2025, closing a stake of 2,966 shares — an estimated $4.44K sold.

Simplex Trading first reported a position in ATNM in Q1 2015 and held it in 19 quarters. The position peaked at $294K in Q3 2022. 63 funds tracked by Wall St. Rank hold ATNM as of Q2 2025.

  • Simplex Trading reported no remaining Actinium Pharmaceuticals position as of Q2 2025 after selling out during the quarter.
  • Simplex Trading sold 2,966 Actinium Pharmaceuticals shares in Q2 2025, an estimated $4.44K.
  • Simplex Trading first reported a position in Actinium Pharmaceuticals in Q1 2015 and held it in 19 quarters.
  • Simplex Trading's Actinium Pharmaceuticals position peaked at $294K in Q3 2022.
  • 63 funds tracked by Wall St. Rank held Actinium Pharmaceuticals as of Q2 2025.

Based on Simplex Trading's 13F filing for Q2 2025, filed 5 Aug 2025.