Susquehanna International Group’s Actinium Pharmaceuticals ATNM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$123K Buy
123,998
+41,524
+50% +$49.4K ﹤0.01% 12197
2025
Q4
$112K Sell
82,474
-22,966
-22% -$33.5K ﹤0.01% 11392
2025
Q3
$169K Buy
105,440
+22,368
+27% +$36.4K ﹤0.01% 11163
2025
Q2
$116K Sell
83,072
-23,910
-22% -$35.8K ﹤0.01% 11696
2025
Q1
$172K Buy
106,982
+75,043
+235% +$95.3K ﹤0.01% 11097
2024
Q4
$40.2K Buy
31,939
+9,451
+42% +$14.7K ﹤0.01% 11759
2024
Q3
$42.3K Sell
22,488
-18,221
-45% -$72K ﹤0.01% 11441
2024
Q2
$301K Sell
40,709
-56,623
-58% -$466K ﹤0.01% 9439
2024
Q1
$762K Buy
97,332
+36,336
+60% +$234K ﹤0.01% 7515
2023
Q4
$310K Sell
60,996
-13,229
-18% -$68.1K ﹤0.01% 9768
2023
Q3
$439K Buy
74,225
+7,076
+11% +$47.1K ﹤0.01% 8533
2023
Q2
$498K Sell
67,149
-177,729
-73% -$1.51M ﹤0.01% 8325
2023
Q1
$2.31M Buy
244,878
+95,425
+64% +$1.01M ﹤0.01% 4828
2022
Q4
$1.59M Buy
149,453
+137,316
+1,131% +$1.39M ﹤0.01% 5152
2022
Q3
$90K Sell
12,137
-43,828
-78% -$272K ﹤0.01% 11779
2022
Q2
$269K Buy
55,965
+20,400
+57% +$116K ﹤0.01% 9857
2022
Q1
$181K Buy
+35,565
New +$187K ﹤0.01% 11356
2021
Q3
Sell
-22,033
Closed -$153K 12708
2021
Q2
$174K Buy
22,033
+2,478
+13% +$19.4K ﹤0.01% 11731
2021
Q1
$149K Sell
19,555
-28,086
-59% -$239K ﹤0.01% 11658
2020
Q4
$372K Buy
47,641
+27,710
+139% +$301K ﹤0.01% 8866
2020
Q3
$193K Buy
19,931
+16,057
+414% +$177K ﹤0.01% 9479
2020
Q2
$41K Buy
3,874
+1,681
+77% +$12.7K ﹤0.01% 9798
2020
Q1
$12K Buy
+2,193
New +$15.6K ﹤0.01% 10017
2019
Q4
Sell
-369
Closed -$3K 9680
2019
Q3
$3K Sell
369
-1,966
-84% -$13.7K ﹤0.01% 10057
2019
Q2
$17K Buy
+2,335
New +$23.5K ﹤0.01% 10022
2019
Q1
Sell
-3,059
Closed -$36K 8786
2018
Q4
$36K Buy
+3,059
New +$52.2K ﹤0.01% 8571
2017
Q1
Sell
-1,086
Closed -$41.7K 8904
2016
Q4
$29K Buy
1,086
+183
+20% +$5.73K ﹤0.01% 9381
2016
Q3
$37K Buy
903
+199
+28% +$10.2K ﹤0.01% 8190
2016
Q2
$37K Sell
704
-366
-34% -$20.4K ﹤0.01% 8291
2016
Q1
$64K Sell
1,070
-740
-41% -$46.7K ﹤0.01% 8596
2015
Q4
$175K Sell
1,810
-501
-22% -$33.3K ﹤0.01% 8526
2015
Q3
$123K Buy
2,311
+312
+16% +$20.8K ﹤0.01% 9034
2015
Q2
$159K Buy
+1,999
New +$171K ﹤0.01% 9456

Other funds holding ATNM

Susquehanna International Group's ATNM Position: Q1 2026 in Review

Susquehanna International Group increased its Actinium Pharmaceuticals (ATNM) stake by 50% in Q1 2026, buying an estimated $49.4K and bringing the position to 123,998 shares worth $123K. The position accounts for ﹤0.01% of the portfolio, ranked #12197.

Susquehanna International Group first reported a position in ATNM in Q2 2015 and has held it in 33 quarters since. The position peaked at $2.31M in Q1 2023. 54 funds tracked by Wall St. Rank hold ATNM as of Q1 2026.

  • Susquehanna International Group held 123,998 shares of Actinium Pharmaceuticals worth $123K as of Q1 2026.
  • Susquehanna International Group bought 41,524 Actinium Pharmaceuticals shares in Q1 2026, an estimated $49.4K.
  • Actinium Pharmaceuticals made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #12197 holding.
  • Susquehanna International Group first reported a position in Actinium Pharmaceuticals in Q2 2015 and has held it in 33 quarters since.
  • Susquehanna International Group's Actinium Pharmaceuticals position peaked at $2.31M in Q1 2023.
  • 54 funds tracked by Wall St. Rank held Actinium Pharmaceuticals as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.