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
-1,300
Closed -$1K – 9374
2022
Q3 		$1K Buy
1,300
+300
+30% +$586 ﹤0.01% 9502
2022
Q2 		$2K Buy
+1,000
New +$2.3K ﹤0.01% 9316
2021
Q4 		– Sell
-33,100
Closed -$249K – 10601
2021
Q3 		$249K Hold
33,100
– – ﹤0.01% 5238
2021
Q2 		$249K Buy
33,100
+32,695
+8,073% +$275K ﹤0.01% 5312
2021
Q1 		$351K Buy
405
+336
+487% +$3.2K ﹤0.01% 3925
2020
Q4 		$54K Sell
69
-131
-66% -$1.1K ﹤0.01% 6081
2020
Q3 		$159K Buy
200
+54
+37% +$487 ﹤0.01% 4380
2020
Q2 		$144K Sell
146
-55
-27% -$505 ﹤0.01% 4389
2020
Q1 		$155K Buy
201
+187
+1,336% +$944 ﹤0.01% 3883
2019
Q4 		$5K Hold
14
– – ﹤0.01% 6682
2019
Q3 		$7K Sell
14
-16
-53% -$93 ﹤0.01% 6435
2019
Q2 		$19K Buy
30
+21
+233% +$144 ﹤0.01% 5629
2019
Q1 		$6K Buy
9
+4
+80% +$31 ﹤0.01% 6400
2018
Q4 		$4K Sell
5
-23
-82% -$228 ﹤0.01% 6294
2018
Q3 		$36K Buy
28
+6
+27% +$75 ﹤0.01% 5467
2018
Q2 		$25K Buy
+22
New +$208 ﹤0.01% 5680
2018
Q1 		– Sell
-47
Closed -$1K – 6254
2017
Q4 		$1K Sell
47
-32
-41% -$204 ﹤0.01% 5464
2017
Q3 		$3K Buy
+79
New +$403 ﹤0.01% 4750
2017
Q2 		– Sell
-113
Closed -$6K – 6194
2017
Q1 		$6K Buy
+113
New +$631 ﹤0.01% 4410
2015
Q4 		– Sell
-11
Closed -$4K – 5496
2015
Q3 		$4K Buy
11
+3
+38% +$20 ﹤0.01% 4131
2015
Q2 		$1K Buy
+8
New +$54 ﹤0.01% 4600

Other funds holding CTSO

AC
Avenir Corporation Alexandria, Virginia $820M AUM 2.4% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
SC
Skylands Capital Milwaukee, Wisconsin $763M AUM 26.49% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
CM
CM Management Gulf Breeze, Florida $120M AUM 37.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SIG
Sargent Investment Group Bethesda, Maryland $759M AUM 28.58% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 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 $2.9T AUM 29.55% 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 100 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. 49 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 100 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.
  • 49 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.