Tower Research Capital (TRC)’s Cytosorbents Corp CTSO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$3.82K Buy
+511
New +$5.4K ﹤0.01% 4467
2026
Q1
– Sell
-109
Closed -$1.39K – 5185
2025
Q4
$1.39K Sell
109
-171
-61% -$2.63K ﹤0.01% 4702
2025
Q3
$5.24K Buy
280
+203
+264% +$4K ﹤0.01% 4255
2025
Q2
$1.97K Sell
77
-198
-72% -$3.98K ﹤0.01% 4716
2025
Q1
$5.5K Buy
275
+170
+162% +$3.58K ﹤0.01% 4118
2024
Q4
$1.91K Sell
105
-44
-30% -$864 ﹤0.01% 4941
2024
Q3
$4.47K Sell
149
-936
-86% -$20.5K ﹤0.01% 4534
2024
Q2
$15.3K Buy
1,085
+684
+171% +$11.9K ﹤0.01% 3916
2024
Q1
$7.62K Buy
401
+93
+30% +$1.81K ﹤0.01% 4176
2023
Q4
$6.83K Buy
308
+268
+670% +$7.96K ﹤0.01% 4693
2023
Q3
$1.51K Buy
40
+33
+471% +$1.89K ﹤0.01% 5317
2023
Q2
$524 Buy
+7
New +$443 ﹤0.01% 5606
2022
Q4
– Sell
-48
Closed -$1K – 5949
2022
Q3
$1K Buy
+48
New +$1.88K ﹤0.01% 5745
2022
Q2
– Sell
-341
Closed -$22K – 6130
2022
Q1
$22K Sell
341
-1,409
-81% -$101K ﹤0.01% 3427
2021
Q4
$146K Buy
1,750
+328
+23% +$36.8K ﹤0.01% 1987
2021
Q3
$231K Sell
1,422
-17
-1% -$2.76K 0.01% 1682
2021
Q2
$218K Buy
1,439
+1,215
+542% +$205K 0.01% 1848
2021
Q1
$39K Sell
224
-5
-2% -$953 ﹤0.01% 3329
2020
Q4
$36K Sell
229
-1,632
-88% -$273K ﹤0.01% 3416
2020
Q3
$297K Buy
1,861
+1,529
+461% +$276K ﹤0.01% 2198
2020
Q2
$66K Buy
+332
New +$61K ﹤0.01% 2826
2020
Q1
– Sell
-199
Closed -$15K – 3175
2019
Q4
$15K Buy
199
+86
+76% +$7.5K ﹤0.01% 2095
2019
Q3
$11K Sell
113
-34
-23% -$3.96K ﹤0.01% 2860
2019
Q2
$20K Sell
147
-125
-46% -$17.2K ﹤0.01% 2172
2019
Q1
$41K Buy
272
+242
+807% +$37.7K ﹤0.01% 1865
2018
Q4
$5K Buy
+30
New +$5.96K ﹤0.01% 2887
2018
Q2
– Sell
-54
Closed -$8K – 3703
2018
Q1
$8K Buy
54
+15
+38% +$2.27K ﹤0.01% 2536
2017
Q4
$5K Buy
+39
New +$4.96K ﹤0.01% 2872
2017
Q3
– Sell
-3
Closed – – 3822
2017
Q2
$0 Sell
3
-2
-40% -$175 ﹤0.01% 2818
2017
Q1
$0 Sell
5
-67
-93% -$7.49K ﹤0.01% 3182
2016
Q4
$8K Buy
72
+68
+1,700% +$7.44K ﹤0.01% 2765
2016
Q3
$1K Sell
4
-31
-89% -$3.22K ﹤0.01% 3274
2016
Q2
$3K Sell
35
-38
-52% -$3.31K ﹤0.01% 3671
2016
Q1
$5K Sell
73
-76
-51% -$6.6K ﹤0.01% 2664
2015
Q4
$17K Buy
149
+141
+1,763% +$19.2K ﹤0.01% 1458
2015
Q3
$1K Sell
8
-2
-20% -$267 ﹤0.01% 3584
2015
Q2
$1K Sell
10
-15
-60% -$2.04K ﹤0.01% 3972
2015
Q1
$7K Buy
+25
New +$5.14K ﹤0.01% 3032

Other funds holding CTSO

Tower Research Capital (TRC)'s CTSO Position: Q2 2026 in Review

Tower Research Capital (TRC) opened a new position in Cytosorbents Corp (CTSO) in Q2 2026: 511 shares worth $3.82K. The stake represents ﹤0.01% of the portfolio and ranks #4467 among its holdings. This is a return to the name: Tower Research Capital (TRC) previously reported a position in CTSO as recently as Q4 2025.

Tower Research Capital (TRC) first reported a position in CTSO in Q1 2015 and has held it in 38 quarters since. The position peaked at $297K in Q3 2020. 47 funds tracked by Wall St. Rank hold CTSO as of Q2 2026.

  • Tower Research Capital (TRC) held 511 shares of Cytosorbents Corp worth $3.82K as of Q2 2026.
  • Cytosorbents Corp was a new Tower Research Capital (TRC) position in Q2 2026.
  • Cytosorbents Corp made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #4467 holding.
  • Tower Research Capital (TRC) first reported a position in Cytosorbents Corp in Q1 2015 and has held it in 38 quarters since.
  • Tower Research Capital (TRC)'s Cytosorbents Corp position peaked at $297K in Q3 2020.
  • 47 funds tracked by Wall St. Rank held Cytosorbents Corp as of Q2 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.