Group One Trading
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Group One Trading’s Actinium Pharmaceuticals ATNM Stock Holding History

Group One 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
Q4 		– Sell
-500
Closed -$800 – 8102
2025
Q3 		$800 Hold
500
– – ﹤0.01% 8091
2025
Q2 		$700 Buy
+500
New +$748 ﹤0.01% 7618
2024
Q3 		– Sell
-12,600
Closed -$93.2K – 6620
2024
Q2 		$93.2K Buy
12,600
+10,000
+385% +$82.3K ﹤0.01% 4017
2024
Q1 		$20.4K Buy
+2,600
New +$16.7K ﹤0.01% 5400
2023
Q4 		– Sell
-5,400
Closed -$32K – 7357
2023
Q3 		$32K Sell
5,400
-25,400
-82% -$169K ﹤0.01% 5495
2023
Q2 		$229K Sell
30,800
-36,100
-54% -$307K ﹤0.01% 3794
2023
Q1 		$632K Buy
66,900
+10,400
+18% +$110K ﹤0.01% 2543
2022
Q4 		$602K Buy
56,500
+38,100
+207% +$387K ﹤0.01% 2878
2022
Q3 		$136K Sell
18,400
-4,400
-19% -$27.4K ﹤0.01% 4493
2022
Q2 		$110K Buy
22,800
+6,000
+36% +$34.1K ﹤0.01% 4893
2022
Q1 		$86K Buy
16,800
+7,800
+87% +$41.1K ﹤0.01% 5639
2021
Q4 		$54K Sell
9,000
-2,400
-21% -$18K ﹤0.01% 6264
2021
Q3 		$101K Buy
11,400
+9,000
+375% +$62.6K ﹤0.01% 5898
2021
Q2 		$19K Sell
2,400
-17,100
-88% -$134K ﹤0.01% 7208
2021
Q1 		$149K Sell
19,500
-75,300
-79% -$640K ﹤0.01% 5288
2020
Q4 		$739K Buy
94,800
+94,400
+23,600% +$1.03M ﹤0.01% 2918
2020
Q3 		$4K Buy
+400
New +$4.41K ﹤0.01% 5667
2017
Q3 		– Sell
-187
Closed -$7K – 4800
2017
Q2 		$7K Hold
187
– – ﹤0.01% 4316
2017
Q1 		$8K Buy
+187
New +$7.18K ﹤0.01% 4165
2016
Q1 		– Sell
-333
Closed -$32K – 4544
2015
Q4 		$32K Buy
333
+313
+1,565% +$20.8K ﹤0.01% 3666
2015
Q3 		$1K Sell
20
-7
-26% -$468 ﹤0.01% 4748
2015
Q2 		$2K Sell
27
-173
-87% -$14.8K ﹤0.01% 4654
2015
Q1 		$15K Sell
200
-60
-23% -$7.14K ﹤0.01% 4004
2014
Q4 		$46K Buy
+260
New +$49.4K ﹤0.01% 3419

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

Group One Trading's ATNM Position: Q4 2025 in Review

Group One Trading sold out of Actinium Pharmaceuticals (ATNM) in Q4 2025, closing a stake of 547 shares — an estimated $798 sold.

Group One Trading first reported a position in ATNM in Q4 2014 and held it in 25 quarters. The position peaked at $533K in Q3 2022. 60 funds tracked by Wall St. Rank hold ATNM as of Q4 2025.

  • Group One Trading reported no remaining Actinium Pharmaceuticals position as of Q4 2025 after selling out during the quarter.
  • Group One Trading sold 547 Actinium Pharmaceuticals shares in Q4 2025, an estimated $798.
  • Group One Trading first reported a position in Actinium Pharmaceuticals in Q4 2014 and held it in 25 quarters.
  • Group One Trading's Actinium Pharmaceuticals position peaked at $533K in Q3 2022.
  • 60 funds tracked by Wall St. Rank held Actinium Pharmaceuticals as of Q4 2025.

Based on Group One Trading's 13F filing for Q4 2025, filed 12 Feb 2026.