Simplex Trading
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Simplex Trading’s Cytosorbents Corp CTSO Stock Holding History

Simplex Trading’s Portfolio CTSO Stock Details CTSO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2022
Q4 		– Sell
-65
Closed -$1K – 9374
2022
Q3 		$1K Buy
65
+15
+30% +$586 ﹤0.01% 9502
2022
Q2 		$2K Buy
+50
New +$2.3K ﹤0.01% 9316
2021
Q4 		– Sell
-1,655
Closed -$249K – 10601
2021
Q3 		$249K Hold
1,655
– – ﹤0.01% 5238
2021
Q2 		$249K Buy
1,655
+1,635
+8,175% +$276K ﹤0.01% 5312
2021
Q1 		$351K Buy
20
+17
+567% +$3.24K ﹤0.01% 3925
2020
Q4 		$54K Sell
3
-7
-70% -$1.17K ﹤0.01% 6081
2020
Q3 		$159K Buy
10
+3
+43% +$541 ﹤0.01% 4380
2020
Q2 		$144K Sell
7
-3
-30% -$551 ﹤0.01% 4389
2020
Q1 		$155K Buy
10
+9
+900% +$909 ﹤0.01% 3883
2019
Q4 		$5K Hold
1
– – ﹤0.01% 6682
2019
Q3 		$7K Sell
1
-1
-50% -$116 ﹤0.01% 6435
2019
Q2 		$19K Buy
+2
New +$275 ﹤0.01% 5629
2019
Q1 		– Hold
0
– – – 6400
2018
Q4 		– Sell
-1
Closed -$199 – 6294
2018
Q3 		$36K Hold
1
– – ﹤0.01% 5467
2018
Q2 		$25K Buy
+1
New +$189 ﹤0.01% 5680
2018
Q1 		– Sell
-2
Closed -$1K – 6254
2017
Q4 		$1K Sell
2
-2
-50% -$254 ﹤0.01% 5464
2017
Q3 		$3K Buy
+4
New +$408 ﹤0.01% 4750
2017
Q2 		– Sell
-6
Closed -$6K – 6194
2017
Q1 		$6K Buy
+6
New +$671 ﹤0.01% 4410
2015
Q4 		– Sell
-1
Closed -$4K – 5496
2015
Q3 		$4K Buy
+1
New +$133 ﹤0.01% 4131
2015
Q2 		– Hold
0
– – – 4600

Other funds holding CTSO

Avenir Corporation
Avenir Corporation Alexandria, Virginia $821M AUM 4.23% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Skylands Capital
Skylands Capital Milwaukee, Wisconsin $814M AUM 32.37% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
CM
CM Management Gulf Breeze, Florida $157M AUM 60.08% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Sargent Investment Group
Sargent Investment Group Bethesda, Maryland $832M AUM 24.89% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
CIBC Private Wealth Group
CIBC Private Wealth Group Atlanta, Georgia $59.2B AUM 20.62% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Simplex Trading's CTSO Position: Q3 2025 in Review

Simplex Trading sold out of Cytosorbents Corp (CTSO) in Q3 2025, closing a stake of 5 shares.

Simplex Trading first reported a position in CTSO in Q1 2015 and held it in 31 quarters. The position peaked at $158K in Q2 2018. 48 funds tracked by Wall St. Rank hold CTSO as of Q3 2025.

  • Simplex Trading reported no remaining Cytosorbents Corp position as of Q3 2025 after selling out during the quarter.
  • Simplex Trading sold 5 Cytosorbents Corp shares in Q3 2025.
  • Simplex Trading first reported a position in Cytosorbents Corp in Q1 2015 and held it in 31 quarters.
  • Simplex Trading's Cytosorbents Corp position peaked at $158K in Q2 2018.
  • 48 funds tracked by Wall St. Rank held Cytosorbents Corp as of Q3 2025.

Based on Simplex Trading's 13F filing for Q3 2025, filed 12 Nov 2025.